Showing posts with label IT Info. Show all posts
Showing posts with label IT Info. Show all posts
Saturday, November 28, 2015
Computer History
Today who are not familiar with computers?. Sophisticated tools that can make just about anything, create working on Office work to help with the process at the factory. In addition to work, the computer is also date to the entertainment and game play. The computer is a tool that is used to manipulate the data according to the commandments which have been formulated.
The computer was originally used to describe people who perform arithmetic calculations with or without a hearing aid, but the meaning of the word is then transferred to the machine itself. From the beginning, information processing is almost exclusively associated with arithmetic problems, but modern computers are used for many tasks that are not related to mathematics. Yuk we see history of computer development from scratch or from year to year.
The computer was originally used to describe people who perform arithmetic calculations with or without a hearing aid, but the meaning of the word is then transferred to the machine itself. From the beginning, information processing is almost exclusively associated with arithmetic problems, but modern computers are used for many tasks that are not related to mathematics. Yuk we see history of computer development from scratch or from year to year.
Computer Definition
The computer is a tool that is used to manipulate the data according to the commandments which have been formulated. The computer was originally used to describe people who perform arithmetic calculations, the forefront with or without a hearing aid, but the meaning of the word is then transferred to the machine itself. From the beginning, information processing is almost exclusively associated with arithmetic problems, but modern computers are used for many tasks that are not related to mathematics.
Broadly speaking, the computer can be defined as an electronic equipment that consists of several components, which can cooperate between components with each other to produce an information based on existing programs and data. As for the computer components are included: Screen Monitor, CPU, Keyboard, Mouse and Printer (as a supplement). Without computer printers can still do its job as a data processor, however limited to visible on-screen yet in the form of print outs (paper).
In such a definition there are tools like slide rule, this type of mechanical calculators ranging from honest and so on, until all the contemporary electronic computer. The term is better suited to a broader sense such as "computer" is "process information" or "information processing systems".
Nowadays, computers have been increasingly sophisticated. But, before the computer is not too small, sophisticated, and as light as cool as now. In the history of computers, there are 5 generations in the history of the computer.
Computer generation
The First Generation
With the onset of the second world war, the countries involved in the war are trying to develop computers for potential strategic owned a computer. This increases funding development of computers as well as accelerate the progress of computer techniques. In 1941, Konrad Zuse, an engineer from Germany to build a computer, Z3, for designing airplanes and missiles.
The Allies also made other progress in the development of computer power. In 1943, the United Kingdom completed its secret code-breaking computer called Colossus to break the secret codes used Germany. Impact-making Colossus does not affect the development of the computer industry too is due to two reasons. First, Colossus is not a versatile computer (General-purpose computer), it was only designed to solve the secret code. Second, the existence of this machine kept confidential until a decade after the war ended.
Work done by the Americans at that time produced a progress in another. Howard h. Aiken (1900-1973), an engineer who works with IBM Harvard, succeeded in producing an electronic calculator for u.s. Navy. The calculator-sized football field and a half long and has a range of cable along 500 miles. The Harvard-IBM Automatic Sequence Controlled Calculator, or Mark I, is an electronic relay computer. He uses an electromagnetic signal to drive the mechanical components. These machines operate with slow (he needs 3-5 seconds for each calculation) and inflexible (in order of calculations can not be converted). The calculator can perform calculations and equations aritmatics Basic is more complex.
The development of another computer at present is the Electronic Numerical Integrator and Computer (ENIAC), made by cooperation between the United States Government and the University of Pennsylvania. Consists of 18,000 vacuum tubes, 70,000 resistors, and 5 million point solder, a computer is a machine that consumes the power of 160kW.
This computer was designed by John Presper Eckert (1919-1995) and John w. Mauchly (1907-1980), ENIAC is a versatile computer (general purpose computer) who work 1,000 times faster than the Mark I.
In the mid-1940s, John von Neumann (1903-1957), joined the team of the University of Pennsylvania in an attempt to establish the concept of computer design of up to 40 years are still used in computer engineering. Von Neumann designed the Electronic Discrete Variable Automatic Computer (EDVAC) in 1945 with a memory to accommodate both programs or data. This technique allows the computer to stop at some point and then resume his job back. The primary key is the von Neumann architecture of the central processing unit (CPU), which allows all functions to be coordinated through a single computer single source. In 1951, UNIVAC I (Universal Automatic Computer I) made by Remington Rand, became the first commercial computer that utilizes a Von Neumann architecture model.
Both United States Census Agencies and General Electric have a UNIVAC. One of the impressive result achieved by its success in predicting the UNIVAC is victory Dwilight d. Eisenhower in the 1952 presidential election.
The first generation of computer with the fact that operating instructions are created specifically for a specific task. Each computer has a different binary code program called "machine language" (machine language). This causes the computer difficult to limit programmed and its velocity. Another feature of the first generation of computers is the use of vacuum tube (which makes the computer on this period is sufficiently large) and cylinders for magnetic data storage.
The Second Generation
In 1948, the invention of transistors greatly influenced the development of the computer. Transistors replaced vacuum tubes in television, radio, and computers. As a result, the size of the electrical machinery decreased drastically.
Transistor computer was adopted starting in 1956. Other inventions include the development of magnetic core memory-aiding the development of the second generation of computers that are smaller, faster, more reliable, and more energy efficient than its predecessor. The first engine that makes use of this new technology is a supercomputer. IBM supercomputer named Stretch, make and Sprery-Rand makes a computer named LARC. These computers, developed for laboratories of Atomic Energy, can handle large amounts of data, an ability that is desperately needed by researchers. These machines are very expensive and tend to be too complex for business computing needs, thus limiting its popularity. There are only two LARC who ever installed and used: one at Lawrence Radiation Labs in Livermore, California, and more in U.s. Navy Research and Development Center in Washington D.C. the second generation Computers replace machine language to assembly language. Assembly language is a language which uses the acronym-abbreviation for binary code.
In the early 1960s, a second generation computer emerged successful in the field of business, at the University, and in Government. The second generation of computers is a computer that fully use transistors. They also have components that can be associated with a computer at the moment: a printer, disk storage, memory, operating system, and programs.
One important example of this is the computer 1401 widely accepted among the industry. In 1965, almost all businesses-big business using a second generation computer for financial information proses.
Programs stored on your computer and is programming language is in it gives flexibility to your computer. This flexibility increases performance at a reasonable price for business use. With this concept, the computer can print invoice purchases and consumer product design and then run or calculate the salary list. Some programming languages start popping up at that time. Programming languages Common Business-Oriented Language (COBOL) and Formula Translator (FORTRAN) began to commonly used. The programming language is replaced with an intricate machine code words, sentences, and mathematical formulas that are more easily understood by humans. This makes it easy for someone to program and manage the computer. A wide range of emerging careers (programmer, systems analyst, and an expert computer system). Software Industry also emerged and flourished during this second generation computers.
The Third Generation
Although the transistor is in many ways surpass the vacuum tube, transistor, however, generate heat, which could potentially damage the internal parts of the computer. Quartz stone (quartz rock) eliminates this problem. Jack Kilby, an engineer at Texas Instruments, developed the integrated circuit (IC: integrated circuit) in 1958. IC combines three electronic components in a tiny silicon disc made of quartz sand. The scientists then managed to include more components into a single chip called a semiconductor. As a result, computers are becoming increasingly smaller due to the components can be compacted in the chip. Other third generation computers advancement is the use of the operating system (operating system) which allows the engine to run a variety of different programs simultaneously with a main program that monitors and coordinates the computer memory.
Fourth Generation
After the goal the development of the IC, it becomes more clear: downplay the size of circuits and electrical components. Large Scale Integration (LSI) can load hundreds of components in a chip. In the 1980s, Very Large Scale Integration (VLSI) containing thousands of components in a single chip.
-Ultra Large Scale Integration (ULSI) increase that amount to millions. The ability to put up such a lot of components in a puck that berukurang half pieces of coin pushing the descent of prices and sizes. It also increases the power of work, efficiency and keterandalan computers. Chip Intel 4004 made in 1971membawa progress in IC with put the whole component from a computer (central processing unit, memory, and input/output control) in a very small chip. Previously, IC created to work on a specific task-specific. Now, a microprocessor can be produced and then programmed to meet the entire needs of the desired. Shortly thereafter, every household devices such as microwaves, ovens, televisions, and automobiles with electronic fuel injection (EFI) equipped with microprocessor.
Such developments allow ordinary people to use a regular computer. The computer is no longer to be domination of large companies or Government agencies. In the mid-1970s, computer manufacturers offer their computer products to the general public. These computers, called the predecessor, sold with a software package that is easy to use by laymen. The software is the most popular at the moment it is word processing and spreadsheet programs. In the early 1980s, such as the Atari 2600 video game attracted the attention of consumers on a home computer that is more sophisticated and can be programmed.
In 1981, IBM introduced the use of Personal Computer (PC) for use in the home, Office, and school. The number of PCS used jumped from 2 million units in the year 1981 to be 5.5 million units in 1982. Ten years later, 65 million PCS in use. Computers continue its evolution toward smaller size, from a computer that is on the table (desktop computer) to a computer that can be inserted into bag (laptop), or even a computer that can be gripped (device).
IBM PC to compete with Apple's Macintosh computer market is contested. Apple Macintosh became famous for his computer graphics in your systems, while rivals still using text-based computer. Macintosh also uses mouse your devices.
At present, we know the way IBM compatible with CPU usage: IBM PC/486, Pentium, Pentium II, Pentium III, Pentium IV (Series of CPUS made by Intel). Also we know AMD k6, Athlon, etc. This is all included in the fourth generation computers.
Along with the proliferation of the use of computers at work, new ways to explore potential continues to be developed. Along with increasing the strength of a small computer, computers that can be connected simultaneously in a network to share memory, software, information, and also to be able to communicate with one another. Computer network allows a single computer to form electronic cooperation process to complete a task. By using direct cabling (also referred to as a Local Area Network or LAN), or [phone cord, these networks can be developed into a very large.
Fifth Generation
Define computer becomes quite difficult fifth generation since this stage is still very young. Examples of imaginative computer fifth generation is a fictional computer HAL9000 from the novel by Arthur c. Clarke's 2001: a Space Odyssey. IT displays all of the desired function of a fifth-generation computer. With artificial intelligence (artificial intelligence or AI), IT could have enough reason to do chat with humans, using visual input, and learn from his experience on its own.
While it may be the realization of the HAL9000 is still far from a reality, many of the functions that have been realized. Some computers can receive instructions orally and be able to imitate human reason. The ability to translate foreign languages are also possible. It seems so simple. However these facilities being much more complicated than expected when programmers realize that human understanding is heavily dependent on context and understanding rather than simply translating the words directly.
A lot of progress in the field of computer design and technology that enables the creation of increasingly fifth generation computer. Two engineering progress mainly parallel processing is the ability, which will replace the model non Neumann. Models non Neumann will be replaced with a system that is able to coordinate a lot of the CPU to work simultaneously. Another superconductor technology advances are enabling the flow of electricity without any resistance whatsoever, who can accelerate the speed of information.
Japan is a country that is well known in the jargon of socialization and fifth generation computer project. ICOT institutes (Institute for new Computer Technology) was also established to achieve them. Many newspapers stating that this project has failed, but some of the other information that the success of this fifth generation computer project will bring changes to the new paradigm of computerization in the world.
Samsung Galaxy Tab Review
Samsung Galaxy Tab Android-based tablet computer is manufactured by Samsung, which was produced on September 2, 2010 at IFA Berlin. To feature a 7-inch (180 mm) & 10.1-inches TFT-LCD touchscreen, capable of Wi-Fi, a 1.0 GHz Cortex A8-ARM (Hummingbird) processor, Swype input system. It is equipped with a 3.2 MP camera and front camera of 1.3 MP used for videocall. Samsung Galaxy Tab release and comes with Android 2.2/Froyo (Galaxy Tab 1) & Android 2.1/Honeycomb (Galaxy Tab 2).
Hardware Tablet covered in plastic body makes it much lighter compared to other artificial metal tablet, weighing 380 gr. Model GT-P1000 bringing 7 "TFT LCD is not an AMOLED DISPLAY that is used by Samsung in most cell phone screen has a resolution of 1024 × 600. Samsung Galaxy Tab has an internal flash storage of 16 GB or 32 GB that can be expanded with a microSD card.
Hardware Tablet covered in plastic body makes it much lighter compared to other artificial metal tablet, weighing 380 gr. Model GT-P1000 bringing 7 "TFT LCD is not an AMOLED DISPLAY that is used by Samsung in most cell phone screen has a resolution of 1024 × 600. Samsung Galaxy Tab has an internal flash storage of 16 GB or 32 GB that can be expanded with a microSD card.
Samsung Galaxy Tab has two 3.2 MP camera that is at the back of the camera is equipped with an LED flash and a 1.3 MP camera on the front for video calling. Samsung Galaxy Tab has a 802.11 and Wi-Fi, Bluetooth 3.0, 3 g and HSPA network connectivity via HSUPA and GPS chip. 4000 mAh battery that will provide 7 hours of video playback or 10 hours of talk time.
Software
The Samsung Galaxy Tab is equipped with Android 2.2 will be upgradeable to Android 3.0. in the near future this Android Version has been modified with multiple applications. Most Android 2.2 applications developed using the Google guidelines for Android to be large-scale if shown on a larger screen devices like the Samsung Galaxy tab. According to Samsung, Adobe Flash 10.1, DivX, MPEG-4, WMV and Xvid, h.263, h.264 also has been announced. Features calendar, email and instant messaging applications. Have a launcher to e-reading application that starts Press Display when reading the newspaper, Kobo when reading e-books, and while reading Zinio magazines.
Complete specs
- 7-inch Enhanced TFT touchscreen display with WSVGA resolution. Quote and the image more clear, giving a resolution of 1024 x 600.
- Samsung 1 GHz Cortex A8 Hummingbird Application Processor that generates the UI responsiveness and performance, such as the ability to playback HD multimedia content.
- Android 2.2 platform. With support for Google Mobile Services including Gmail, YouTube ™, Google Talk, Google voice and access to Android Market ™, which provides access to more than 80,000 applications.
- Full HTML Web browsing. Full support for Adobe Flash 10. Provides browsing, Web and video games.
- Six motion sensor and accelerometer. Provide the games, and the experience of watching when the device is tilted up or down or panning the phone to the left or right. User email, calendar and contacts will rotate from portrait to landscape and open as the screen-split to make your PC or laptop. Most applications Android Market will open in full screen and non-scalable Android Market apps will be framed and Galaxy Tab screen centered at a resolution of 800 x 400.
- rear Camera and camcorder, 3MP autofocus Feature DVD quality video capture
- Video Chat-Wi-Fi.
- rear Camera and camcorder 1.3 MP. Allows video chat with others who have the ability of video conferencing (applications available in Android Market).
- Corporate Email that supports Exchange ActiveSync e-mail on Android 2.2 to adjust the company's e-mail, contacts and calendar from Office e-mail account.
- Virtual QWERTY Keyboard Featuring Swype technology, Input text faster and in a more intuitive way with one continuous finger motion across the screen keyboard.
- Stereo Bluetooth Technology. Support for the following serial port profile, advanced audio distribution, audio or visual remote control, object push for vCard, basic printing, generic audio or video distribution, the distribution of audio or visual, audio or visual control transport protocol.
- Full suite options text messages, pictures, video and voice messages, which can support corporate and personal e-mail accounts.
- music and video player with browsing a catalog between users.
- Wi-Fi and 3 g Mobile Hotspot support
- built-in 2 GB internal memory with pre-installed 16 GB microSD ™ expandable to 32 GB. 4,000 mAh battery provides enough power to watch movies, share content and surf the Web for hours.
- 16. Ultra thin and weighs less than 1 pound. For users who do not want to add mobile burdened with tablets into your pocket or bag.
Friday, November 27, 2015
Samsung Galaxy Tab 3
Samsung introduce the Galaxy Tab 3
Measuring 7 inches. At first blush, it looks like the Galaxy S4.
Samsung still long breath. Until the proclamation of the Galaxy S4, South Korea origin vendor harks back to announce the presence of Galaxy Tab 3. A Tablet that's been heralded since January.
This latest Android Tablet comes with a wide screen is 7 inches, with a design resembling a Samsung Galaxy S4, such as "brothers" who sailed 8 inches, the device also comes in two versions, namely the version of Wi-Fi and 3 g. The difference is, on the 3 g version, customers can call, SMS and wireless Internet.
Samsung Galaxy Tab 3 are designed more compact and lighter than previous versions. Reported by GSMArena, 29 April 2013, this tablet has a length 18.8 cm and width 11.1 cm. thickness of less than 1 cm. compared to the Galaxy Tab 2, which has a dimension of 19.3 x 12.2 x 1 cm.
In addition, it is very difficult to find the difference between a predecessor version. Almost all the same, including the placement of the buttons and ports. Galaxy Tab 3 7-inch TFT screen also uses WSVGA resolution (1024x600 pixels), a dual-core processor 1.2 GHz, 1 GB RAM and.
In the market, you can choose between the options of storage capacity, i.e. the version 8 GB and 16 GB, though it may actually be enlarged with a microSD card. In addition, a third generation tablet is equipped with dual-band Wi-Fi a/b/g/n, Bluetooth 3.0, and 4,000 mAh battery.
Labels:
IT Info,
Smart Phone
Thursday, November 26, 2015
BlackBerry Losing Competitiveness with Touch Screen Smartphone
First BlackBerry dominate market share because its success presenting new technologies with a variety of features to consumers around the world. However, in recent years this position has ever been replaced as quickly many vendors cram smartphone sailing touch.
Yes, the touch cruise smartphone users are increasingly growing. It makes the existence of a smartphone with a physical keyboard is nearing his end.
Reported by the Huffington Post, Friday (27/9/2013), almost all types of devices are present, such as Smartphones, tablets, media player, and others provided with a touch screen. The ability to move objects with a touch on the screen makes everyone loved it, including seniors and children.
So, like the don't like the success of Apple and handset giant Samsung as worldwide in presenting smartphone touch more sailing to squeeze positions a BlackBerry. In fact, a few years ago the keyboard and trackball on the device origin Canada company that became the mainstay of gadget lovers.
But what power, a fact that makes the BlackBerry is hitting from the heart that consumers are hungry for updates. Surefire manufactures BlackBerry smartphone finally sailing touch on BlackBerry series 10 (W 10).
The company hopes to return big grab consumers who have started to slowly turn to the liver to its competitors. But her dream has been thwarted, see sales BlackBerry 10 unsatisfactory. Yes, it is quite sad to see classmates BlackBerry smartphone giant can be dropped so easily.
Labels:
Infotech,
IT Info,
Smart Phone
Wednesday, November 25, 2015
HP 8.9 Billion US Dollar Loss
Electronics company Hewlett-Packard (HP) record losses quarter to 8.9 billion dollars after declining sales of personal computers and the acquisition of Electronic Data Systems Corporation of 13.9 Mylar US dollars.
The value of shares of the company, based in Palo Alto California USA, such as Reuters, called down to four percent on U.S. exchanges.
HP also are conducting a process of multi years restructuration which focuses on expanding service company in addition to trim the number of employees plan amounted to eight percent of 300 thousand employees worldwide.
Cathie Lesjak HP's financial Director said half of the amount of reduction in employees targeted fiscal year-end finishes.
Lesjak said HP will subtract four thousand employees in the third quarter and at the end of a 11,500 employees in fiscal 2012.
Reuters calls the HP performance interrupted by bad forecasts during the leadership of Leo Apotheke, former Director of the main HP before Meg Whitman.
Logitech Wireless Mouse Wireless Mouse Mini M187
Logitech recently presented a Logitech Wireless Mini Mouse with the latest color collection M187 blue and orange. Logitech Wireless Mouse wireless mouse mini M187 is supporting the activities of its users with computing reliability of performance as well as performing with colorful designs
Through a press release that earned us, Sunday (22/9/2013), this diminutive mouse can freely put into your Pocket is very suitable to be used as the best friend to a dynamic private, whether from students to professionals who have high mobility.
"Reliability performance has become the identity of Logitech products so that customers are always satisfied and delighted in using it. In addition, the beauty of the design is also an important factor in building a love Logitech products to customers, "said Kurniadih Chinese Indonesian surname, Country Manager of Logitech Indonesia.
He said, Logitech Wireless Mini Mouse with the latest color collection M187 that we present today is a mix of reliability performance and the beauty of the design. "We expect professionals getting excited and productive, while also increasing students active in computerize thanks to the support of full-color mini wireless mouse from Logitech's cheerful," he said.
Light colors are presented through the Logitech ® Wireless Mini Mouse M187 very interesting and able to express a mood that is always full of vigor. Its usage is quite easy. Users stayed plugging the nano receiver and after that can directly use it. Nano receiver mouse mini is small enough to remain in the USB port. If the user wishes to remove and switch to other devices do not need to worry about to disappear, because the receiver can be stored inside the mouse.
Logitech ® Wireless Mini Mouse M187 can be used on all of the computers that are using operating system Windows 8, Windows 7, Windows Vista, or Mac OS X 10.5 or newer series, and Linux kernel 2.6 +. Tiny Mouse with weights 40.5 grams is presented with limited warranty for 3 years. Logitech Wireless Mini Mouse M187 currently available on the market with Indonesia retail prices USD14,99.
Tuesday, November 24, 2015
iPod History & Review
iPod is a brand of digital media players that were designed and sold by Apple. The name "iPod" is also the name of one of the first variant of the digital media player in the series (this variant is now called "iPod classic"). Most variants of the iPod user interface (user interface) using a simple design in the form of a revolving wheel (scroll wheel). iPod classic store its data in a hard drive, while all other models use flash memory.
Like most other music players, iPods can be used as an external hard drive when connected to a computer.
Tony Fadell first got the inspiration to create the iPod out of the company Apple Computer: when he had trouble finding funds to finance a music player device he created. At the time he pointed it out to Apple Computer, the company hired him as an independent contractor to fruition of the project. He was given responsibility for raising team who will develop the first two generations of the device. After that the next do iPod development under the auspices of the Chief Jonathan Ive is a group of industry design in Apple Computer.
Until October 2004, iPod music player device sales dominate in the United States, with 92% of the market to grab the hard drive and more than 65% of the market other types. the iPod has successfully sold rapidly, exceeding ten million units in the last three years. The device has a very great influence on culture in the community when compared to when the tool was first launched.
Cross-Platform and release history
the iPod was first introduced in the world at a press conference conducted by Apple Inc. in the fall of Tuesday 21 October 2001 attended by Steve Jobs at Apple Inc. headquarters in Cupertino, Bandley Drive, California.
the iPod was initially only be used with Macintosh computers, but on July 17, 2002, Apple Computer began selling the iPod version of Windows using FAT32 format hard drive than HFS Plus. The Windows version of iTunes software was introduced on 16 October 2003; previously, Windows users will have to depend on other software such as Musicmatch Jukebox, ephPod or XPlay to manage your collection of songs on the iPod.
The latest generation of the iPod with the dock no longer distinguish between the Macintosh version with Windows. This iPod by default for sale with his hard drive formatted for use with the Macintosh. Buyers can merubat the format that can be used with Windows. An iPod formatted HFS Plus have can be used with Macintosh because Windows does not recognize format HFS Plus. But because the Macintosh format FAT32, get to know an iPod formatted FAT32 can be used with either the Macintosh or Windows. But HFS Plus give you a little more space to store more data, and also make the iPod can be used as a boot disk for the Macintosh computer.
On 8 January 2004, Hewlett-Packard announced that they will be licensed from Apple Computer iPod to create a branded music player device which will be named HP HPod. The next day, head of Hewlett-Packard Carly Fiorina released iPod blue at the 2004 Consumer Electronics Show exhibition. Although the iPod never produced blue, model used HP now is exactly the same with the iPod from Apple and is sold under the name "Apple iPod + HP".
iPod fifth generation was launched in October 2005 and subsequently updated in September 2006. The fifth generation iPod video player to feature up to 640 x 480 pixels and has a battery life up to 24 hours. The users can take videos, games and audiobooks from the iTunes Store.
On September 5, 2007, Apple unveiled iPod sixth generation (now called "iPod classic), iPod nano 3rd generation, and a new variant called iPod touch. the iPod touch uses a touch screen which also used the iPhone.
Software
iPod can play formats MP3, WAV, AAC/M4A, Protected AAC, AIFF, Audible audiobook, and Apple Lossless. The tool cannot play formats OGG Vorbis, FLAC, Windows Media Audio (WMA), or RealAudio. Apple Computer probably won't support the format, because they are considered a rival software QuickTime developed Apple Computer. The Windows version of iTunes software can convert WMA to AAC documents with the exception of documents which have copy protection.
Apple designed the iPod to work with iTunes software, which allows users to organize the music collection on your computer and iPod. iTunes can directly aligning an iPod with a particular song or collection with the rest of the collection belonging to its users at the time of the iPod is connected to a computer.
first generation iPod is functioning only as a device-specific music players. Next firmware updates add functionality later Devices: PDAS can store information from the address book and iCal software in Macintosh used by its users. iPod can also display text documents although didn't get manipulated by using the iPod.
Hardware devices
using iPod and USB 2.0 FireWire connection (except the iPod shuffle, which only use USB). iPod battery recharge when connected to a computer. This device can also be recharged by using electrical plugs connected to the iPod through FireWire cable. Electrical plugs that use FireWire cable to transmit electrical energy into the iPod. (Recharging with the USB cable is only available for the third generation iPod on top.)
Usability
iPods (except iPod shuffle) has five buttons:
- Play/Pause,
- Menu (to go up one level in the hierarchy of menus)
- Previous (to move to the beginning or before)
- Next (to move to the next song)
- Select (button in the middle of a revolving wheel to select a menu or; song)
A switch Hold can be found at the top of the device. By sliding this switch to visible red markings make the button not reacting though has been suppressed or touched. This feature serves to prevent when button is depressed or accidentally touched.
By holding the menu button for two seconds to turn on the screen iPod. When the button is pressed Play/Pause for two seconds then the iPod will be dead.
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