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DATA AND HOW IT IS STORED |
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SYMBOLS, THAT REPRESENT PEOPLE, EVENTS, AND IDEAS. USUALLY STORED AS A SERIES OF 1'S AND 0'S |
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CONTAINS PROGREAMS OR INSTRUCTIONS THAT TELL A COMPUTER HOT TO PERFORM A SPECEFIC TASK |
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USUALLY REFERRED TO SIMPLY AS AN EXTENSION-THAT FURTHER DESCRIBES A FILES CONTENTS. |
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designates equipment that might be added to a computer system to enhance its functionality. |
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In terms of data storage, each 1 or 0 is called a(n) |
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represents one character -- a letter, number, or punctuation mark. |
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A ____ file might contain the text for a document, the numbers for a calculation, the specifications for a graph, the frames of a video, the contents of a Web page, or the notes of a musical passage. |
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A ____ file contains the programs that tell a computer how to perform a specific task. |
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A filename ____ describes a file's contents. |
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The extension ____ indicates a graphic file. |
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The extension ____ indicates a file of synthesized music. |
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A technology called ____ makes it possible for one person's computer to directly access the contents of another person's hard disk. |
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is an operating system for servers? |
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The main routes of the Internet are referred to as the Internet |
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To prepare data for transport, a computer divides the data into |
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The process of sending a file from a local computer to a remote computer is called |
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Every Web page has a unique address called a(n) |
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URL (Uniform Resource Locator). |
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Communication between all of the different devices on the Internet is made possible by |
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TCP/IP (Transmission Control Protocol/Internet Protocol |
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The process of transferring a file from a remote computer to a local computer is called |
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____ is the communications standard that is instrumental in transferring Web documents to all corners of the Internet. |
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HTTP (Hypertext Transfer Protocol) |
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____ is a standard format for creating Web documents. |
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HTML (Hypertext Markup Language) |
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A(n) ____ device works with discrete data or digits, such as 1 or 0. |
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uses 16 bits and provides codes for 65,000 characters. |
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In Extended ASCII, the eighth bit provides codes for ____ additional characters. |
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____ requires only seven bits for each character. |
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____ uses eight bits to represent each character. |
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____ is an alternative 8-bit code usually used by older, IBM mainframe computers. |
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The ____ performs arithmetic operations, such as addition and subtraction. |
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The ALU uses ____ to hold data that is being processed. |
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____ means a billion cycles per second. |
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The speed specifications that you see in a computer ad indicate the speed of the microprocessor |
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A Level ____ cache is built into the processor chip. |
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A microprocessor with a limited set of simple instructions uses ____ technology. |
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____ is a temporary holding area for data, application program instructions, and the operating system. |
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The similarity between RAM and hard-disk storage is |
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both hold data. both are inside the system unit. both can be measured in gigabytes. All of the above. |
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Disk ____ refers to the closeness and size of the magnetic particles on the surface of a disk. |
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____ is usually a prefix that means 1,000. |
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The prefix ____ means billion |
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Among chip carriers, small rectangular ____ have caterpillar-like legs protruding from a black, rectangular "body." |
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If a program exceeds the allocated space in RAM, the operating system uses an area of the hard disk called ____ memory to store parts of a program or data file until they are needed. |
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____ is fast and relatively inexpensive. |
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____ is a type of memory circuitry that holds the computer's startup routine. |
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A hard disk ____ is a flat, rigid disk made of aluminum or glass and coated with magnetic iron oxide particles. |
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____ drives are typically found in high-performance workstations and servers. |
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A(n) ____ storage device contains many disk platters, provides redundancy, and achieves faster data access than conventional hard disks. |
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____ expansion slots offer fast transfer speeds and are typically used for modems, video capture cards, or network interface cards, for example. |
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A(n) ____ device works with continuous data. |
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Most computer files contain a file ____ with information on the code that was used to represent the file data. |
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A(n) ____ circuit is a super-thin slice of semiconducting material packed with microscopic circuit elements such as wires, transistors, capacitors, logic gates, and resistors. |
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A ____ is an integrated circuit designed to process instructions. |
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The microprocessor's ____ unit fetches each instruction. |
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Using a technology called ____, a processor can begin executing an instruction before it completes the previous instruction. |
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With ____ processing, the processor must complete all the steps in the instruction cycle before it begins to execute the next instruction. |
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Unlike disk storage, most RAM is |
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RAM speed is often expressed in |
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____ was first developed for the Nintendo 64 game system, and was adapted for use in personal computers in 1999. |
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The ROM ____ tells the computer how to access the hard disk, find the operating system, and load it into RAM. |
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Hard disk and tape storage technologies can be classified as ____ storage. |
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____ time is the average time it takes a computer to locate data on the storage medium and read it. |
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Data ____ rate is the amount of data that a storage device can move from the storage medium to the computer per second. |
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A hard drive mechanism includes a circuit board called a(n) ____ that positions the disk and read-write heads to locate data. |
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____ expansion slots provide a high-speed data pathway that is primarily used for graphics cards. |
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Machine language instructions that result from compiled instructions are called ____ code |
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A(n) ____ translates program instructions one at a time while the program runs. |
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The primary purpose of ____ software is to help the computer carry out its basic operating functions |
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A user ____ can be defined as the combination of hardware and software that helps people and computers communicate with each other. |
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A(n) ____ interface features menus and icons that you can manipulate with the click of a mouse. |
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The core part of the operating system is called the |
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The ____ utility allows you to view a list of files, move them to different storage devices, copy them, rename them, and delete them. |
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Novell Netware is almost always referred to as a ____ operating system. |
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The ____ operating system was developed in 1969 at AT&T's Bell Labs. |
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Font size is measured as ____ size. |
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One point is about 1/____ of an inch. |
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Your document production software typically allows you to define a(n) ____ that lets you apply several font and paragraph elements with a single click. |
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A ____ is a number that you want to use in a calculation. |
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____ is the cell reference for the upper-left cell in a worksheet. |
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A ____ file can be a useful repository for simple lists of information. |
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A ____ holds one item of data relevant to a record. |
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A ____ data type might be used for fields that can be true or false. |
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A ____ data type might be used for fields that contain long sections of text. |
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To create a software environment, a programmer must define the ____ for each element in the environment. |
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____ languages have some similarities to human languages, and produce programs that are fairly easy to test and modify. |
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The ____ provides the most essential operating system services, such as memory management and file access. |
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Unless you specify otherwise, a cell reference is a(n) ____ reference. |
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In the context of a computer system, the term ____ refers to any component that is required to perform work. |
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A(n) ____ interface requires you to memorize and type commands. |
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A(n) ____ reference never changes when you insert rows or copy or move formulas |
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A computer’s microprocessor only understands ____ language. |
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By using a keyboard ____, your computer never misses one of your keystrokes, no matter how fast you type |
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The operating system's small ____ program is stored in ROM and provides the instructions needed to load the core parts into memory when the system starts. |
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A(n) ____ file is a collection of records, each with the same set of fields that can hold data |
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A(n) ____ language provides a set of commands for locating and manipulating data. |
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The operating system uses a ____ system to keep track of the names and locations of files that reside on a storage medium, such as a hard disk. |
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A file that does not fit into a single cluster spills over into the next ____ cluster unless that cluster already contains data. |
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In addition to replicating itself, a virus might perform a ____ event, sometimes referred to as a payload. |
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A ____ is a computer program that seems to perform one function while actually doing something else. |
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____ viruses mutate to escape detection by changing their signatures. |
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Some full-system backups miss the Windows ____ because its files are always open while the computer is on. |
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Which of the following is an acceptable filename in Windows NT? |
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Windows ME uses a file system called |
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A virus that attaches to an application program is known as a |
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A ____ is designed to spread from computer to computer, and not from file to file. |
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____ viruses are designed to attack antivirus software by, for example, deleting the files that contain virus descriptions. |
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A(n) ____ backup makes a fresh copy of every file that exists in the folders you've specified for the backup. |
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As a backup medium, ____ offer(s) great capacity at a reasonable cost, with tremendous convenience. |
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According to Windows 2000 file-naming conventions, filenames can be at most ____ characters long. |
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A filename extension is an optional file identifier that is separated from the main filename by a |
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A root directory can be subdivided into smaller lists, called |
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The main directory of a disk is referred to as the ____ directory. |
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When you save a file, your PC's operating system looks at the ____ to see which clusters are empty. |
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A computer ____ is a set of program instructions that attaches itself to a file, reproduces itself, and spreads to other files. |
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A(n) ____ virus infects the system files that your computer uses every time you turn it on. |
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Some worms, designed to generate a lot of activity on a network by flooding it with useless traffic, result in |
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____ viruses are able to infect multiple types of targets. |
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A(n) ____ backup makes a backup only of those files that were added or changed since your last full backup session. |
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According to Windows file-naming conventions, filenames can have an extension of up to ____ characters. |
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In the file specification, C:\Music\Reggae\Marley One Love.mp3, mp3 is the |
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The metaphors that file management utilities use to organize files are referred to as ____ storage models. |
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The native file system for Linux is |
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When contiguous clusters are not available, the operating system stores parts of a file in ____ clusters. |
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An example of a ____ is Ardiri: disguised as a program that pretends to provide free access to a Game Boy emulator, it actually deletes all programs from handheld Palm Pilots. |
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The ____ is an important file used by the Windows operating system to store configuration information about all of the devices and software installed on a computer system. |
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