Computers & Hardware

A:

In the QWERTY layout of the keyboard used for most computers, keys are arranged so that combinations of frequently used letters are across the keyboard from each other for a faster typing speed. Creators of the Dvorak layout of the keyboard tried to minimize the distance between the most commonly used letters, making one alternate between hands.

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  • What is a computer processor used for?

    Q: What is a computer processor used for?

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  • What is the purpose of a monitor?

    Q: What is the purpose of a monitor?

    A: The purpose of a computer monitor is to display text and graphics produced by computer programs and to provide a visual interface for computer users. Monitors look like television sets and attach to the main computer unit through a cable.
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  • What is the function of the processor?

    Q: What is the function of the processor?

    A: A computer processor, also known as a microprocessor or central processing unit (CPU), is a component in a computer system that functions as the brains of a computer. It is mainly responsible for processing instructions of a computer program and carrying out computer operations.
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  • What is backing storage?

    Q: What is backing storage?

    A: Backing storage refers to any computer storage media besides the internal memory. When a computer restarts or loses power, it clears the internal memory. Backing storage retains data for an indefinite period even without power. Common backing storage devices include internal hard drives, external hard drives, USB flash drives, network drives, DVDs, CDs and magnetic tape.
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  • What is the difference between Mac OS X Lion vs. OS X Mountain Lion?

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  • Who is the father of computers?

    Q: Who is the father of computers?

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  • What was the name of the first computer?

    Q: What was the name of the first computer?

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  • What are the main functions of a computer?

    Q: What are the main functions of a computer?

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  • What does USB stand for in terms of computer hardware?

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  • Do laptops emit radiation?

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  • What is the function of a router?

    Q: What is the function of a router?

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  • What is the difference between upload and download?

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  • What does the refresh button do?

    Q: What does the refresh button do?

    A: The refresh button tells the Internet browser to reload the current website. It requests the entire page again from scratch. While refresh buttons were often necessary in the past, modern websites typically update information without requiring a manual refresh.
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  • What is the difference between RAM and ROM?

    Q: What is the difference between RAM and ROM?

    A: The are two major differences between RAM (random access memory) and ROM (read-only memory). The first is that RAM requires a power source to retain its information, whereas ROM can retain its information when its power source is removed. Secondly they differ in the tasks they are used for, with ROM used to store programs and files and stockpile the data needed to run them. Any data created, or needed, by them to perform their allotted task is held in RAM.
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  • What are the functions of input devices?

    Q: What are the functions of input devices?

    A: The function of an input device is to provide data and control signals to an information processing system like a computer. There are several different kinds of input devices used in a computer. These include a keyboard, mouse, scanner, microphone, joy stick and bar code reader, among others.
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  • How do I make my laptop wireless enabled?

    Q: How do I make my laptop wireless enabled?

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  • What positive and negative effects have computers had on society?

    Q: What positive and negative effects have computers had on society?

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  • Why is the keyboard not in alphabetical order?

    Q: Why is the keyboard not in alphabetical order?

    A: The modern keyboard is not arranged in alphabetical order because millions of users have already learned the QWERTY keyboard layout, which is named after the first six letters in the top row of keys. The reason behind the development of the QWERTY layout as opposed to an alphabetical layout is debated, but two primary theories are accepted explanations.
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