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ITC
| Question | Answer |
|---|---|
| The ________ is the component of the processor that performs arithmetic, comparison, and other operations. | ALU |
| Some computer and chip manufacturers use the term ________ to refer to a personal computer processor chip. | microprocessor |
| The more RAM a computer has, the faster the computer will respond. | False |
| The processor interprets and executes a program’s instructions while the program is in RAM. | False, must be in nonvolatile like ROM |
| The ________ unit is a case that contains electronic components of the computer used to process data. | system |
| Some data projectors are large devices that attach to a ceiling or wall in an auditorium. Group of answer choices | True |
| A computer ________ is a small piece of semi-conducting material, usually silicon, on which integrated circuits are etched. | chip |
| In the machine cycle steps, the term ________ refers to the process of translating instructions into signals the computer can execute. | decoding // |
| A byte is uninformative because it provides only enough different combinations of 0s and 1s to represent 8 individual characters. | False |
| Saving is the process of copying items from a storage device such as a hard disk to RAM. | False, must be RAM to hard disk |
| Dynamic RAM (DRAM) chips are faster and more reliable than any version of SRAM chips. | False |
| ROM is nonvolatile. | True |
| Most computers use flash memory to hold their startup instructions because it allows the computer easily to update its contents. | True |
| The access time (speed) of memory has no effect on the overall performance of a computer. | False, it is the amount of time it takes the processor to read from memory and is measured in nanoseconds. |
| What numbering system uses only the numbers 0 and 1? | Binary System |
| L2 cache is slightly faster than L1 cache but has a much smaller capacity. | // False, L1 cache usually has a very small capacity, ranging from 8 KB to 128 KB. While L2 cache is slightly slower than L1 cache but has a much larger capacity, ranging from 64 KB to 16 MB. |
| Bluetooth printing is more convenient than infrared printing because Bluetooth devices ________ an approximate 30-foot range. | do not have to be aligned but must be within |
| Computers process information (output) into data (input). | False, Data is the input to be processed; information is the output. |
| Having Plug and Play support means you can plug in a device, turn on the computer, and then immediately begin using the device. | True |
| The ________ board is the main circuit board of the system unit. | mother |
| When the computer’s power is turned off, volatile memory does not lose its contents. | False, volatile memory loses its contents when power is turned off |
| ________, are special keys programmed to issue commands to a computer. | Function keys // |
| For a right-handed user, the left button usually is the secondary mouse button. | False, secondary mouse button. the mouse button used to call up the action menu. For a right-handed user, this is usually the right mouse button. |
| A(n) ________, which is contained on an integrated circuit, can act as an electronic switch that opens or closes the circuit for electrical charges. | transistor |
| Keyboards contain keys that allow users to position the insertion point, also known as a(n) ________ in some programs. | cursor |
| Optical discs usually are ________ than one-twentieth of an inch thick. | 4.75 inches in diameter and less |
| ____ is the process of dividing a disk into tracks and sectors, so the operating system can store and locate data and information on the disk. | Formatting |
| A(n) ____ is made of aluminum, glass, or ceramic and is coated with an alloy material that allows items to be recorded magnetically on its surface. | platter |
| A read/write ____ is the mechanism that reads and writes items in the drive as it barely touches the disk's recording surface. | head |
| Depending on the type of hard disk, transfer rates range from ____. | 15 - 320 MBps |
| ____ devices are servers connected to a network with the sole purpose of providing storage. | NAS |
| A disk ____ consists of a special-purpose chip and electronic circuits that control the transfer of data, instructions, and information from a disk to and from the system bus and other components in the computer. | controller |
| If the computer has an internal hard disk (drive C) and a DVD drive (drive D) and no other disk drives, what drive will a USB flash drive probably be? | E |
| A(n) ____ disc is a type of storage media that consists of a flat, round, portable disc made of metal, plastic, and lacquer that is written to and read by a laser. | optical |
| A(n) ________ circuit, which is etched on a computer chip, contains many microscopic pathways capable of carrying electrical current. | integrated |
| The cases of the system unit, sometimes called the ________, is made of metal or plastic and protects the internal electronic components from damage. | chassis |
| A large monitor allows users to view less information on the screen at once, but usually is less expensive. | False |
| On ________, the electronic components and most storage devices are part of the system unit and other devices, such as the keyboard, mouse, and monitor, normally occupy space outside the system unit. | desktop personal computers |
| A(n) ________ is a high-speed, high-quality nonimpact printer. | laser printer |
| Some data projectors are large devices that attach to a ceiling or wall in an auditorium. | True |
| The function of the mouse buttons and the wheel varies depending on the program. | True |
| A(n) ________ module, which is a small circuit board where RAM chips usually reside, being inserted into the motherboard. | memory |
| Printers which are for large business users, print more than ________ ppm. | |
| Some ________ printers spray ink, while others use heat or pressure to create images. | non-impact // |
| The lower the time in milliseconds it takes to turn a pixel on or off on an LCD monitor, the slower the response time. | True// |
| A(n) ____ circuit, which is etched on a computer chip, contains many microscopic pathways capable of carrying electrical current. | integrated |
| A(n) ____ processor is a chip with two or more separate processors. a. parallel c. multi-core b. compressed d. binary | multi-core |
| The ____ unit is the component of the processor that directs and coordinates most of the operations in the computer. | control |
| In the machine cycle steps illustrated in the accompanying figure, ____ is the process of obtaining a program instruction or data item from memory. | fetching |
| In the machine cycle steps illustrated in the accompanying figure, ____ is the process of carrying out commands. | executing |
| Together, four operations (fetching, decoding, executing, and storing) comprise a(n) ____ cycle. | machine |
| With ____, the processor begins fetching a second instruction before it completes the machine cycle for the first instruction. | pipelining |
| The pace of the system clock, called the ____ speed, is measured by the number of ticks per second. | clock |
| A processor contains small high-speed storage locations, called ____, that temporarily hold data and instructions. | registers |
| Each tick of the system clock equates to a ____. a. clock shot c. clock rhythm | clock cycle |
| One gigahertz (GHz) equals one ____ ticks of the system clock per second. | billion |
| The faster the clock speed, the more ____ the processor can execute per second. | instructions |
| AMD is the leading manufacturer of ____-compatible processors, which have an internal design similar to Intel processors, perform the same functions, can be as powerful, but often are less expensive. | Intel |
| Most high-performance PCs use some type of processor in the Intel ____ family. | Core |
| A type of processor called ____ on a chip integrates the functions of a processor, memory, and a video card on a single chip. | system |
| A(n) ____ is a small ceramic or metal component with fins on its surface that absorbs and disperses heat produced by electrical components such as a processor. | heat sink |
| ____ technology uses a continuous flow of fluid(s), such as water and glycol, in a process that transfers the heated fluid away from the processor. | Liquid cooling |
| ____ consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data (information). | Memory |
| The role of memory to store both data and programs is known as the ____ concept. | stored program |
| In the accompanying figure, memory ____ on the motherboard hold the memory modules. | slots |
| With a type of memory module called a(n) ____, such as that shown in the accompanying figure, the pins on opposite sides of the circuit board do not connect and thus form two sets of contacts. | DIMM |
| A bit in a computer terminology means either 0 or 1. | True // |
| The binary number 1110 in hexadecimal format is ________. | E |
| 11111110 + 10110101 = ____________________2 | 110110011 |
| 7145 - 1361 = ____________________8 | 5564 |
| Which of the following is the correct representation of a binary number? | 1110 |
| 14510 - 4731 = ____________________8 | 7557 |
| Convert the binary equivalent 10101 to its decimal equivalent. | 21 |
| Convert 6532(octal) to hexadecimal. | D53 |
| 1157 + 2557= ____________________8 | 3736 |
| Which of the following is not a decimal number? | 10101 // |
| 4715 - 1237 = ____________________8 | 3456 |
| 2672 + 6056= ____________________8 | 10750 |
| The octal equivalent of the binary number 100101002 is _________. | 224 |
| The hexadecimal equivalent of the binary number 10010100 is : | 94 |
| The value of radix in binary number system is _____________ | 2 |
| The octal equivalent of 1100101.001010 is ______ | 145.12 |
| CA81 + 4E20 = ____________________16 | 118A1 |
| 10406- 6D9A = ____________________16 | 966C |
| Convert 5401 (octal) to hexadecimal. | B01 |
| 11100001 - 10011101 = ____________________2 | 1000100 |
| Which of the following is NOT correct? | G is valid in hexadecimal system. |
| Convert 5216 into its decimal equivalent. | 82 |
| What does the symbol D represent in a hexadecimal number system? | 13 |
| 10000001 - 01100110 = ____________________2 | 11011 |
| Base 10 refers to which number system? | Decimal |
| 6064 - 1015 = ____________________8 | 5047 |
| 3116 + 1741 = ____________________8 | 5057 |
| The octal equivalent of the binary number 10010100 is _________. | 224 |
| 11001010 - 10011010 = ____________________2 | 110000 |
| 4715 - 1237 = ____________________8 | 3456 |
| Octal of binary 111. | 7 |
| 11654 - 6303 =____________________8 | 3351 |
| 14510 - 4731 = ____________________8 | 7557 |
| The maximum number of bits sufficient to represent a hexadecimal number in binary: | 4 |
| 10011101 + 10001111 = ____________________2 | 100101100 |
| Some parts of the operating system are resident; that is, these instructions remain on the hard disk until they are needed. | False |
| Smart phones and other small computing devices often use a ________________ operating system. | Single User/Single Tasking |
| When you purchase a computer, it usually includes a boot disk. | True // |
| A(n) ________________ operating system supports two or more processors running programs at the same time. | multiprocessing |
| The top of a window has a(n) ________, which is a horizontal space that contains the window’s name. | Title bar |
| Some personal computer maintenance utilities continuously monitor a computer while it is used and repair problems before they occur. | |
| The ________ is a small symbol displayed on the screen that moves as a user moves the mouse. | cursor/pointer |
| ________ software assists people in becoming more effective and efficient while performing their daily business activities. | Business |
| Networks, servers, mainframes, and supercomputers allow hundreds to thousands of users to connect at the same time, and thus are ________________. | multi-user |
| A ________ is an instruction that causes a program to perform a specific action. | command |
| A(n) ________________ operating system enables two or more users to run programs simultaneously. | Multi-user |
| Regardless of the size of the computer, most operating systems provide similar functions. | True |
| With virtual memory, a ________________ is the amount of data and program instructions that can swap at a given time. | page |
| With ________________ multitasking, the operating system interrupts a program that is executing and passes control to another program waiting to be executed. | preemptive |
| A(n) ________ is a rectangular area of the screen that displays data and information. | Window |
| A(n) ________ is a utility that removes a program, as well as any associated entries in the system files. | uninstaller |
| If a hard disk is damaged, a computer can be booted from a(n) ________ disk, which is usually a CD that contains a few system files that will start the computer. | recovery |
| The set of instructions entered into a computer that uses the command-line interface is called the ________ language. | command? // |
| Because virtual memory is faster than RAM, users may notice the computer speeding up while it uses virtual memory. | False, Because virtual memory is slower than RAM, users may notice the computer slowing down while it uses virtual memory. |
| A program called a print ________ intercepts documents to be printed from the operating system and places them in the queue. | spooler |
| With a ________, users interact with menus and visual images such as icons, buttons, and other objects to issue commands. | Graphical User Interface (GUI) |
| If the username and password entered match the username and password kept on file, a network operating system denies access to the user. | false |
| A(n) ________ is a specific named location on a storage medium that contains related documents | relational store |
| A(n) ________ is a small image displayed on the screen that represents a program, a document, or some other object. | icon |
| A file is ________. | an object on a computer that stores data, information, settings, or commands used with a computer program |
| ________ software is software that allows users to organize data in rows and columns and perform calculations on the data. | Spreadsheet |
| A(n) ________ is a window that provides information, presents available options, or requests a response. | dialog box |
| ________ software provides the capabilities of paint software and also includes the ability to enhance and modify existing images and pictures. | Image editing |
| When computer users ________ a document, the computer transfers the document from memory to a storage medium. | save |
| ________ software allows users to modify a segment of a video, called a clip. | Video editing |
| Which of the following is an example of paint/image editing software for the professional? | Adobe Illustrator |
| Which of the following is an example of Web page authoring software? | Adobe Dreamweaver |
| To help organize a presentation, you can view ________ versions of all the slides similarly to how 35mm slides look on a photographer’s light table. | thumbnail |
| Operating systems rarely provide a means to establish Internet connections. | False |
| ________ software is privately owned software and limited to a specific vendor or computer model. | Propriety software |
| The ________ is the core of an operating system that maintains the computer’s clock, starts applications, and assigns the computer’s resources, such as devices, programs, data, and information. | core |
| Microsoft has continually updated its Windows operating system, incorporating new features and functions with each subsequent version. | True |
| A(n) ________ interface controls how users enter data and instructions into a computer and how information is displayed on the screen. | user |
| A file ________ utility is a utility that shrinks the size of a file(s). | compression |
| A(n) ________ viewer is a utility that allows users to display, copy, and print the contents of a graphics file. | image |
| A shortcut is an icon on the desktop or in a folder that provides a user with immediate access to a program or file. | True |
| ________ is the process of starting or restarting a computer. | Booting |
| A pop-up ________ is a filtering program that stops pop-up ads from displaying on Web pages. | blocker |
| ________ software provides a means for sharing, distributing, and searching through documents by converting them into a format that can be viewed by any user. | Document management |
| Word processing software includes a(n) ________, which reviews the spelling of individual words, sections of a document, or the entire document. | spelling checker |
| A(n) ________ contains a list of commands from which a user makes selections. | menu |
| ________ software consists of programs designed to make users more productive and/or assist them with personal tasks. | Application |
| A ________ is an instruction that causes a program to perform a specific action. | command |
| A(n) ________ is application software that includes an appointment calendar, address book, notepad, and other features to help users organize personal information. | Personal Information Manager (PIM) |
| ________ software allows users to create visual aids for presentations to communicate ideas, messages, and other information to a group. | Presentation |
| A software ________ is a collection of individual programs sold as a single package. | suite |
| ________ software allows users to create and manipulate documents containing mostly text and sometimes graphics. | word processing |
| A(n) ____________ is an organized collection of information which can easily be retrieved. | database |
| It is an element of CBIS that is responsible in disseminating information to other people faster and safer. | communication |
| ____________ is an element of an information system which refers to the physical component of a computer system. | hardware |
| What kind of relationship is observed in the situation: Suppliers to products. | Many-to-Many |
| What kind of relationship is observed in the situation: A customer to products that can be ordered. | One-to-Many |
| It is the most overlooked element of a CBIS. | People |
| CBIS is an acronym which stands for ____________. | Computer Based Informations System |
| A(n) ____________ is a window on the screen that provides areas for entering or changing data in a database. | form |
| A company can use thousands of computer system in a single computer-based information system. | true |
| A ____________ is a field or set of fields in your table that acts as a unique identifier for every row. | Primary Keys |
| It is a collection of unprocessed information. | Data |
| ____________ are designed in a way that it can be printed just like a file done in word processing software. | Reports |
| This element of a CBIS tells hardware how to function. | Software |
| These are all types of information systems EXCEPT: | file processing system |
| ____________is a set of data related for a specific purpose or topic. | Database |
| A personal ________ is a utility that detects and protects a computer from unauthorized intrusions. | firewall |
| A(n) ________ program is a filtering program that attempts to remove spam before it reaches a user’s inbox. | anti-spam |
| A(n) ________ utility allows users to copy selected files or an entire hard disk to another storage medium. | backup |
| A(n) ________ drive is the drive from which a personal computer starts. | boot |
| In the event a backup file is used, a(n) ________ program reverses the process and returns backed up files to their original form. | restore |
| Some operating systems include a Web browser and an e-mail program, enabling users to begin accessing the Web and communicating with others as soon as they set up the Internet connection. | True |
| A spyware ________ is a program that detects and deletes spyware and other similar programs. | remover |
| A pop-up ________ is a filtering program that stops pop-up ads from displaying on Web pages. | blocker |
| A device-dependent program runs on computers provided by a variety of manufacturers. | false |
| Application software is said to be downward compatible, meaning it will run on a new version of an operating system. | false |
| ________ software allows users to create and manipulate documents containing mostly text and sometimes graphics. | word processing |
| Few operating systems include any utility programs. Group of answer choices | F |
| Client operating systems can operate with or without a network. | F |
| The set of instructions entered into a computer that uses the command-line interface is called the ______ language. | command |
| The BIOS executes a series of tests, collectively called the ______, which check the various system components including the buses, system clock, adapter cards, RAM chips, mouse, keyboard, and drives. | POST |
| Two types of system software are ______. | operating systems and utility programs |
| When you receive a compressed file, you must zip it. | F// |
| The ________ of the document window usually displays a document’s file name. | title bar |
| With ________________ memory, the operating system allocates a portion of a storage medium, usually the hard disk, to function as additional RAM. | virtual |
| Command-line interfaces give a user less control to manage detailed settings. | F |
| All sizes of computers typically use the same operating system. |
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thecavillator