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| 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. |
Which of the following is operating system used in most of the smart device?
Abstract. The Android operating system is one of the most popular open-source platforms in the mobile operating system market.
Which of the following is a popular operating systems for smartphones?
Generally, android and ios operating system is used on mobile phones. Therefore Option 2 is the correct answer. With the aim of helping you gain knowledge, Testbook brings various chapters from Computer Awareness to help you ace your government job preparations. Stay tuned for more.
What type of operating system is commonly used on most personal computers and mobile computing devices?
Microsoft Windows is one of the popular operating system types and is preloaded on most new PC hardware.
Which is an example of an operating system primarily for mobile devices?
There are numerous mobile device operating systems available today, and two of the most widely adopted are the iPhone's OS, Apple iOS, and Google's open source OS, Google Android.