COMPUTER FUNDAMENTALS

Attention

"AT" Command is used in PC communications. What do you mean by "AT? A. Attention B. Attraction C. Attack D. Attempt

d

1 kilobytes is equal to? (letter only) (apr 2018) a. 1 000 000 bytes b. 999 999 bytes c. 1 048 576 bytes d. 1 024 bytes

4

A BCD code has how many bits per number? A. 2 B. 4 C. 8 D. 16

b

A boot disk that contains operating system files plus antivirus software is called (letter only) A. boot disk B. rescue disk C. reserve disk D. restore disk

8

A byte is composed of how many bits? (Sept. 2014) A. 2 B. 4 C. 6 D. 8

d

A collection of information that may be stored in more than one file is called (letter only) A. Databank B. Database C. Dataware D. Data module

server

A computer or software on the network that supplies the network with data and storage is called A. server B. mainframe C. host D. workstation

c

A computer program that appears to perform one function while actually doing something else, such as inserting a virus into a computer system, or stealing a password (letter only) A Computer virus B. Worm C. Trojan horse D. Hypertext

b

A computer that interacts with a television set is called: (letter only) A. Personal computer B. Net computer C. Personal digital assistant D. Telecomputer

c

A computer that is smaller and more portable than a computer notebook. It is sometimes called palm-top computer. (letter only) A. Microcomputer B. Minicomputer C. Personal digital assistant D. Micro PC

a

A computer virus that infects the macros that are attached to documents and spreadsheets is called (letter only) A. Micro virus B. File virus C. Document virus D. Spread sheet virus

b

A digital circuit is also known as: (sept 2015) (letter only) a. arithmetic circuit b. logic circuit c. electronic circuit d. sequential circuit

file

A group of records are stored in a ___ A. file B. database C. drive D. memory

pages

A large application or program is divided into modules of equal size called A. sectors B. pages C. segments D. stacks

a

A megabyte is a computer term which means (letter only) (mar 1998) A. a thousand kilobytes B. a million kilobytes C. a group of characters that can fill a computer storage D. a hundred thousand bytes

d

A megabyte is exactly ____ bytes (letter only) A. 1 000 000 B. 999 999 C. 1 000 001 D. 1 018 576

c

A multi-user system is similar to a multi-tasking system except that all users are: (letter only) A. using different programs B. using different computers C. using the same program D. using mobile computers

4

A nibble is composed of how many bits? a. 2 b. 4 c. 6 d. 8

d

A non impact printer that forms images with little dots and produces high quality images (letter only) a. Card printer b. Dot matrix printer c. Computer printer d. Inkjet printer

b

A parity bit is also called ___ is an extra bit attached to the end of a byte for purposes of checking for accuracy. (SEPT 2003) (letter only) a. chip size b. check bit c. silicon type D. RAM capacity

a

A program designed to attached itself to a file, reproduce, and spread from one file to another, destroying data, displaying an irritating: message, or otherwise disrupting computer operations. (letter only) A. Computer virus B. Worm C. Trojan horse D. All of the choices

b

A software program designed to enter a computer system, usually a network, through security "holes' and then replicate itself. (letter only) A. Computer virus b. Worm c. Trojan horse D. HTTP

Compiler

A software that translates a program written in a high-level language into low-level instructions before the program is executed is called A. Compiler B. Assembler C. Integrator D. Interpreter

b

A special file that is used by the operating system to store the physical location of all the files on a storage medium, such as a hard disk or floppy disk is called ___ (letter only) (sept 2015) A. field B. File allocation table C. File format D. File information table

SCADA

A state of the art technology designed to provide supervisory control and data acquisition capability for industrial, commercial and utility power substation and systems. A. Monitor B. Cobol C. SCADA D. IBM PC

a

A type of computer memory circuit that holds data program Instructions, and the operating system while the computer is on (letter only) A. RAM B. ROM C Volatile memory D. CMOS

b

All are basic operation in Boolean Algebra except: (letter only) A. Logical addition B. Logical subtraction C. Logical multiplication D. Logical complementation

d

All are the parts of the computer hardware organization except one. Which one? (letter only) a. architecture b. implementation c. hardware realization d. assembler

b

All data processing systems involve the following operations regardless of the kind of data processed or the kind of device or equipment used. Which one of the following are these? (letter only) A. Analyzing, logic determination and coding B. Input, processing and output C. Input, storage and processing D. Processing, storage and distribution

d

An area of memory that holds the ASCII characters that are being displayed on a monitor is called ___ (letter only) A. space B. start bit c. terminal d. screen image

a

An e-mail address should consist of which of the following? (letter only) A. User name and domain name B. User name and user address C. User name and service provider name D. User name, domain name and service provider name

d

An individual computer can be interconnected to a network of computers using which of the following? (letter only) A. Interface B. Serial port C. Modem D. Network hub

c

An instruction that alters the normal course of a program by causing it to jump to another instruction is the ___ (letter only) A. rotate instruction B. skip instruction C. JUMP D. loop instruction

STORE

An instruction that causes data in the accumulator to be moved to the memory or a peripheral register. A. FETCH B. STORE C. LOOP D. LOAD

b

Available for purchase software is known as: (letter only) A. Application software B. Package software C. System software D. Market software

b

Data does not need to be refreshed and remains as long as the power stays on for what type of memory? (letter only) A Dynamic memory B. Static memory C. Kinetic memory D. Virtual memory

d

For PC to PC communications, a data terminal equipment is directly connected to (letter only) (oct 2000) A. DDE Equipment B. Telephone line C. ATE equipment D. DCE Equipment

d

HTTP:// is an identifier that appears at the beginning of most Web page. What does HTTP stands for? (letter only) (sept 2016) A.Hypertext Time Protocol B. Hypertime Text Protocol C. Hypertext Transmission Process D. Hypertext Transfer Protocol

a

If the executable program is kept on disk or tape, it is normally referred to as (letter only) A. software B. firmware C. hardware D. all of the choices

b

If the program is placed in ROM or EPROM, it is referred to as (letter only) (apr 2018) A. software B. firmware C. hardware D. software and firmware

d

In a computer system, _______ is a hardware unit where the control keys are located (letter only) A. CPU B. Keyboard C. I/O section D. Console

c

In a network of computers, what do you call the computer wherein commonly used files are stored and accessed? (letter only) A. Network computer B. Host computer C. File server D. PC

c

In computer work, an antivirus is (letter only) A. a software full of virus in order to minimize a software against a specific defect B. specific virus that protects a program from other unprecedented attacks by other virus C. a software that scans a computer system to detect uses or other harmful software D. a vaccine injected by the operator into the hard disk of a computer to remove interference

c

In digit codes, how do identify codes running from 0 to 1 or run from 0 - 7? (letter only) a. base 10 b. octal c. binary d. gray

loader

In order for a program to run, it must be placed in the computer's memory by a A. compiler B. loader C. installer D. interpreter

b

In what slot does the CD drive will be connected to the mother board of the computer? (letter only) A. PCI slot B. IDE slot C. ISA slot D. AGP slot

Chip

It is a very powerful small component of a computer. (mar 1998) A. Diode B. Triode C. Chip D. Internet

c

It is the computerized data gathering, monitoring and switching equipment (letter only) A. Supervising control B. Remote control C. SCADA D. Control and monitoring system

c

It refers to a device that modulates and demodulates signals transmitted over data communication facilities (oct 2000) (letter only) A. Facsimile machine B. Communication hub C. Modem D. Cellular phone

c

It refers to the rate at which data is sent over communication lines. Which one? (letter only) A. Propagation rate B. Uploading rate C. Baud rate D. Attenuation rate

c

Maximum capacity of a recordable compact disc (letter only) A. 1 Gbytes B. 10 Gbytes C. 650 Mbytes D. 100 Mbytes

3s

Octal coding involves grouping the bits in ___ A. 6s B. 9s C. 1s D. 3s

a

Principle behind fiber optic communication? (sept 2015) (letter only) a. reflection b. refraction c. diffusion d. rare fraction

c

Process of adding geographical identification w/c include latitude and longitude coordinate of the place. (letter only) a. geographical mapping b. geographical tagging c. geotagging d. none of the choices

b

Processors with more than two registers for arithmetic and logical operations are classified as: (letter only) A specific register processors b. general register processors C. accumulator based D. serial register processors

d

Text editors and formatters belong to which area of computing? (letter only) A. Compilers B. Accounting C. Assembling D. Word processing

256

The EBCDIC allows a maximum of how many different characters? A. 512 B. 256 C. 128 D. 64

8

The Extended Binary Coded Decimal Interchange Code (EBCDIC) uses how many bits for each character? A. 2 B. 4 C. 8 D. 16

c

The bus that communicates control and status information is the (letter only) A. Address bus B. Data bus C. Control bus D. Microprocessor

a

The command line in basic programming is always started by which of the following? (letter only) A. Integer B. Alphanumeric character C Machine code D. Clear command

d

The data manipulated by a program is called ____ depending on its nature and extent (letter only) A. database B. file C. input D. all of the choices

10

The decimal system is composed of how many numerals or symbols? A 2 B. 8 C. 10 D. 16

binary

The digital system usually operates on ____system. (oct 1999) A decimal B. hexadecimal C. binary D. octal

a

The process of notifying network that you are using a specific computer is called (apr 2001) (letter only) A. log in B. booting C. password D. log out

a

The term "bus" refers to: (letter only) A. the physical path along which the signal travels B. the logical path C. both the physical path and the logic path D. the microprocessor peripheral that executes data

a

The term firmware is used to describe programs stored in which of the following memory hardware? (letter only) a. ROMs and EPROMS b. RAMs and ROMS c. PROMs and EPROMs d. PROMs and ROMs

Hardware

The term that refers to the physical equipment or components of an electronic data processing system? A Software B. CPU C. Firmware D Hardware

PCI

This slot in the computer typically houses a graphics card, sound card video card or modem. Which one? A. IDE B. ISA C. AGP D. PCI

Formatting

This term refers to preparing the disk for usage so that the operating system can be written on it. Which one? A Multitasking B. Formatting C. Setting D. Debugging

c

What 5-bit code that has long been used in Telex and teletypewriter communications? (letter only) a. BCD b. ASCII c. Baudot Code d. EBCDIC

Mnemonic

What abbreviation represents the op code of a computer instruction? A. ASCII B. Mnemonic C. Oclets D. Algorithm

b

What are used for temporary storage of instructions or data? (letter only) A. Accumulators B. Registers C. Program counters D. Control units

b

What code is a 7-bit code that allows only 128 different combinations and commonly used in microcomputers? (letter only) A. EBCDIC B. ASCII C. Baudot code D. Hollerith code

d

What code is widely used in mainframe computers? (letter only) A. BCD B. Baudot code C. Hollerith code D. EBCDIC

c

What code results when each digit of a decimal number is represented by its binary equivalent? (letter only) A. Morse code B. Gray code C. Binary coded decimal D. Straight binary code

b

What computer memory is used during the first cycles of data processing activity? (letter only) A. Read only memory B. Cache memory C. Hard drive memory D. Program memory

a

What device is used in converting a computer digital signal to analog signals for transmission over telephone wires? (sept 2012) (letter only) A. Modem B. Network hub C. Digital switch D. Demodulator

Record

What do you call a collection of fields? A. File B. Record C. Document D. Database

c

What do you call a communication network covering a geographical area the size of a city or suburban? (letter only) A LAN B. WAN C. MAN D. Multi level network

b

What do you call a communication network that covers a geographical area such as a state or a country? (letter only) A. Local area network B. Wide area network C. Metropolitan area network D. Multi-level network

b

What do you call a computer that receives and stores e-mail data until retrieved by the email account holder? (letter only) A. ISP B. POP server C. POST D. MPEG

a

What do you call a device that provides the computer with electricity if there is a power failure? (letter only) (sept 2013) A. Uninterruptible power supply (UPS) B. Automatic transfer switch (ATS) C. Power supply rectifier D. Power inverter

Cluster

What do you call a group or sectors on a storage medium that when accessed as a group speed up a data access? A. Track B. Media C. Cluster D. Cell

d

What do you call a microscopic plate of Silicon that contains thousands of micro miniature electronic circuit components? (letter only) A. Integrated transistor B. Memory C. CPU D. Microchip

b

What do you call a network where people can retrieve information, communicate, entertain or do business from the comfort of a PC? (letter only) A. Web site B. Internet C. Facsimile D. E mail

b

What do you call a person who gains illegal access to a computer system? (letter only) (apr 2018) A. Electronic enthusiast B. Hacker C. Computer pirate D. All of the choices

d

What do you call a program stored in ROM that loads and initializes the operating system on a computer? (letter only) A. Bootsector program B. CMOS program C. BIOS program D. Bootstrap program

c

What do you call a projector that will be used to project video signals from a computer? (letter only) A. Overhead projector B. Electronic projector C. Multimedia projector D. Laptop projector

b

What do you call a translated program in machine language? (letter only) A. A source program B. An object program C. A machine program D. A users' program

Tracks

What do you call series of concentric or spiral storage areas created on a storage medium during the formatting process? A. Traces B. Routes C. Domains D. Tracks

b

What do you call the making of illegal copies of copyrighted softwares? (letter only) A. Software hacking B. Software piracy C. Software replication D. Software collaboration

Downloading

What do you call the process of retrieving a file from the internet and storing it in the PC? A Scanning B. Browsing C. Downloading D. Uploading

d

What do you call viruses designed to corrupt antivirus softwares? (letter only) (sept 2015) A. Anti antivirus B. Antivirus eradicator C. Worm D. Retro viruses

d

What do you mean by the acronym "DCTL"? (letter only) A. Diode Capacitor Transistor Logic B. Diode Coupled Transistor Logic C. Direct Connected Transistor Logic D. Direct Coupled Transistor Logic

b

What does "CMOS" means? (letter only) A. Complementary Main-Oxide Semiconductor B. Complementary Metal-Oxide Semiconductor C. Complements Main-Oxidation Semiconductor D. Computer Metal-Oxide Semiconductor

a

What does "TTL" means? (letter only) a. Transistor Transistor Logic b. Transformer Tapped Logic c. Transistorized Transmission Logic d. Transmit Time Logic

d

What does 'DTL' means? (letter only) A. Data Terminal Load B. Data Terminal Logic C. Diode Transistor Load D. Diode Transistor Logic

c

What does 'DTML' means? (letter only) A. Diode Transistor Macro Logic B. Diode Transistor Minimum Logic C. Diode Transistor Micro Logic D. Diode Transistor Maximum Logic

b

What holds data and instructions for further manipulation in the ALU? (letter only) A. Register B. Accumulator C. Control bus D. Data bus

d

What input device translates motions of a ball rolled on a flat surface to the monitor screen? (Apr 2018) (letter only) A Wand reader B. Pen c. Bar code reader d. Mouse

a

What is RS 23207 (letter only) A. An interface standard B. A type of computer memory C. A type of computer hard disk D. A computer cable connecting the hardwares

b

What is a central processing unit (CPU) on a single chip? (letter only) A. Integrated circuit B. Microprocessor C. Accumulator D. ALU

b

What is a computer programming language in which groups of 1s and 0s are used to represent instructions and the only language a computer actually understood? (Sept 2017) (letter only) a. application software b. Machine language C High level language D. FORTRAN

c

What is a large computer called? (letter only) (Oct 1997) A. A laptop computer B. A mega computer C. A main frame computer D. A desktop computer

a

What is a network with a host computer called? (letter only) A. Star network B. Ring network C. Mesh network D. Local network

b

What is a network with continuous loop communication? (letter only) A. Star network B. Ring network C. Cascaded network D. Local network

a

What is a set of instructions that resides an a storage device, such as a hard drive, and can be loaded into memory and executed called? (letter only) a. Stored program b. Device program C. Operating program D. Memory resident program

Register

What is a single word memory location used to temporarily hold data during program execution? A. Accumulator B. Register C. Buffer D. Stack

c

What is a step-by-step drawing representing a specific procedures algorithm? (letter only) A Flowchart B. Block diagram C. Assembler diagram D. Machine code

b

What is a technique used to ensure that the bits within a memory byte are correct? (letter only) A. Handshaking B. Parity C. Swapping D. Processing

d

What is an instruction mnemonic? (letter only) A. A representation of a quantity that varies in discrete steps. B. A binary code that represents the operation to be performed by the CPU C. A technical term sometimes added to an IC's description D. A short abbreviation for the operation

b

What is an operand address? (letter only) A. The binary code that represents the operation to be performed by the CPU. b. The address of the data to be operated as the CPU executes the instruction called for by the 2p code. C. A short abbreviation for the operation D. All of the choices

c

What is another term for memory? (letter only) A .Tape storage B. Disk storage C. Primary storage D. Secondary storage

c

What is another term for operating system (OS) (letter only) A. Start up program B. Computer program C. Monitor program D. All of the choices

b

What is in a machine that implies that it is capable of absorbing and organizing new data, learning new concept reasoning logically and responding to inquiries? (letter only) (sept 2017) A. Self-Process Intelligence B. Artificial intelligence C. Man-free intelligence D. All of the choices

Compiler

What is needed to translate a high-level program into a sequence of machine instructions that performs the desired Task? A. Assembler B. Interpreter C. Compiler D. Debugger

a

What is storage capacity of a 3 1/2 floppy disk? (letter only) A. 1.44MB B. 1.8MB C. 1.25MB D. 1.5MB

d

What is that part of a computer instruction that defines what type of Operation the computer is to execute on specified data? (letter only) A Machine language B. Mnemonic C Assembly language D. Op code

b

What is the difference between the high and low frequency spectrum? (letter only) A. Cut off frequency B. Bandwidth C. Resonance frequency D. Center frequency

a

What is the function of the Arithmetic and Logic Unit (ALU)? (letter only) A. Executes command and manipulates data B. Holds data for further manipulation C. Provide temporary data storage in sequential order D. Carries the actual data

b

What is the language used in making an internet web page? (letter only) A. Highertext Machine Language B. Hypertext Mark-up Language C. Hightech Mark-up Language D. Hypertext Machine Language

c

What is the meaning of SCADA? (letter only) (oct 1997) A. System Coordinated Area Distribution Area B. System Control and Data Acquisition C. Supervisory Control and Data Acquisition D. Super Computer and Deck Accessibility

DIP

What is the most common type of digital IC package? A. DIP B. Metal type C. CMOS D. TTL

a

What is the most widely used 7-bit alphanumeric code? (letter only) a. ASCII b. EBCDIC c. Straight binary code D.Gray code

c

What is the name of a place in the internet which can be accessed and gather information? (letter only) A. Yahoo B. Hotmail C. Web Site D. Web page

Bit

What is the smallest changeable data unit? A Bit B. Byte C. Nibble D. Word

Microcomputer

What is the smallest type of computer in terms of their physical sizes? A. Minicomputer B. Mainframe C. Maxicomputer D. Microcomputer

Bit

What is the smallest unit of information handled by a computer? A. Bit B. Byte C Cell D. Character

c

What is the standard method for coding data on 80-column, 12-row card? (Sept 2007) (letter only) A Baudot code b. ASCII C. Hollerith code d. EBCDIC

Assembler

What is the system program used to translate directly an assembly language to machine language called? (Apr 2016) A. Interpreter B. Compiler C. Assembler D Debugger

c

What is the term for a computer or software that requests information from another computer or server (letter only) A. Host B Workstation C. Client D. All of the choices

c

What is the term for a computer professional who plans an entire computer system? (sept 2015) (letter only) A. Programmer B. Software developer C. Systems analyst D. All of the choices

Thrashing

What is the term for a deadlock situation that occurs when a program references a different page for almost every instruction, and there is not even enough real memory to hold most of the virtual memory? (sept 2017, sept. 2015, April 2017) A. Paging B. Thrashing B. Scanning D. Handshaking

d

What is the term for a high-speed memory used to store a small amount of data temporarily so that the data can be retrieved quickly? (letter only) A. Cache memory B. Video memory C. Volatile memory D. Scratchpad memory

c

What is the term for a sequence of computer instructions that performs some functions? (letter only) A. Algorithm B. Machine language C. Program D. Assembly language

b

What is the term used to describe a copyrighted software marketed under a license that allows users to use the software for a trial period and then send in a registration fee if they wish to continue the use of it? (letter only) A Firmware B. Trial software C. Shareware D. Test run software

Downloading

What is the term used to describe the moving of software from another computer to your own computer? A Surfing B. Downloading C. Uploading D. Accessing

d

What is used to gain access to internet? (letter only) A. Gopher B. Web page C Password D. Browser

Assembler

What is used to translate an assembly language code into machine language? A. Assembler B. Loader C. Compiler D. Interpreter

c

What is used to translate high level statement into machine language? (letter only) A. Macros B. Assembler C. Compiler or interpreter D. Loader

c

What memory contains the BIOS that is read in when the computer is first started? (letter only) A. cache memory B. virtual memory c. OS memory d. Video memory

ROM

What memory in a computer is used to hold the computer's start up routine? A. RAM B. CMOS C. ROM D. SDRAM

d

What part of the microprocessor fetches and decides the incoming instructions and generates the signals necessary for the arithmetic and logic unit to perform the intended function? (letter only) A. ALU B. Stack C. Accumulator D. Control unit

d

What program is executed on several different computers to compare their speed and performance? (letter only) A. Compiler B. Assembler C. Diagnostic program D. Benchmark

b

What provide temporary data storage in sequential order usually on a last-in, first out basis? (letter only) A. Registers B. Stacks C. Accumulators D. Counters

a

What refers to a computer-base system in which a telephone message is recorded in digital form and then forwarded to others? (letter only) A. Voice mail B. Answering machine C. Teleconference D. Audio conference

c

What refers to a program that controls the computer at its most basic level and provides the environment for application programs? (letter only) A. Computer program B. Multi-tasking program C. Operating system D. Assembly language

c

What refers to a specific register that always points to the address of the next instruction to be executed? (letter only) A. Instruction register B. Pushdown stack C. Program counter D. Control bus

b

What refers to a technique where each user of a computer takes turns, under the control of the operating system, using the entire computer main memory for a certain length of time? (letter only) A. Multitasking B. Time sharing C. Handshaking D. Batch processing

b

What refers to characters that can be displayed or printed, including numerals and symbols? (letter only) A. Control characters B. Alphanumeric data C. Binary characters D. Alphanumeric control

b

What refers to one or more integrated circuits that contain permanent Instructions that the computer uses during boot process? (letter only) A CMOS B. ROM C. RAM D. Boot Sector

d

What refers to the computer's use of hard disk storage to simulate RAM? (letter only) a. volatile memory b. ROM c. data storage d. virtual memory

c

What refers to the debugging method in which the program is executed one instruction at a time and the register contents can be examined after each step? (letter only) A. Text editing B. Syntax analyzing C. Trace D. Stacking

Coding

What refers to the manner in which alphanumeric data and control characters are represented by sequences of bits? A. Controlling B. Processing C. Coding D. Transforming

c

What refers to the process or sending a copy of a file from a local computer to a remote computers (letter only) A. Downloading B. Electronic mail C. Uploading D. Routing

c

What refers to the time with which a disk can find data being sought? (letter only) A. Transfer time B. Data rate time C. Access time D. Enter time

b

What register holds line address of the word currently being accessed? ___ (letter only) a. hold register b. memory address register c. memory data register d. access register

a

What register holds the current instruction during its execution? (letter only) A. Instruction register B. Pushdown register C Program register D. Execution register

c

What register holds the data being written into or read out of the addressed memory location? (letter only) A. Hold register B. Memory address register C. Memory data Register D. Access register

Reading

What term is used to describe retrieval of data from a memory? A. Unloading B. Downloading C. Reading D. Accessing

Writing

What term is used to describe storing of data into a memory? A. Reading B. Loading C. Writing D. Memorizing

Control

What type of bus carries lines that control the operation of the memory from the microprocessor to the memory? ___ bus A. Data B. Address C. Control D. Parallel

Address

What type of bus carries the memory address from the computer to the memory? ___ bus A. Data B. Address C. Control D. Parallel

d

What type of communication system uses light, rather than electricity to communicate? (letter only) (sept 2004,2015) A. Data communication B. Optical communication C. Microwave communication D. Fiber optic communication

b

What type of computer accepts input in handwriting on a screen? (letter only) A. Stylus computer B. Pen-based computer C. Touch-screen computer D. All of the choices

a

What type of database contains records in an organized, structured format? (letter only) A. Hierarchical database B. Relational database C. Ordered database D. Sequential database

b

What type of database stores all information in the equivalent of a matrix? (letter only) A. Hierarchical database B. Relational database C. Ordered database D. Sequential database

a

What type of fie has a record of web site activity? (letter only) A. Cookie file B. Java file C. HTTP file D. HTML file

c

When the computer software is easy to use, it is termed as: (letter only) A. Custom software B. Instant access software C. User friendly software D. Shareware software

a

Which computer port is commonly used in order to speed up the transfer of the computer data? (letter only) A. Parallel port B. Serial port C. Video port D. Modem port

AGP

Which computer slot provides a high speed data pathway that is primarily used for graphics cards? A. ISA B. PCI C. AGP D. IDE

CPU

Which device puts data on the data bus during a write operation? (feb 2014) A. ALU B. CPU C. Keyboard D. Accumulator

a

Which memory holds the most recently read and frequently read data in memory, making subsequent retrieval of that data much faster than reading from a tape or disk drive or even from the main memory? (letter only) A. Cache memory B. Virtual memory C. Static memory D. Dynamic memory

d

Which of the following belongs to a class of codes called the minimum change codes, in which only one bit in the code group changes when going from one step to the next? (letter only) A. Morse code B. BCD code C. Excess 3 code D. Gray code

d

Which of the following classes of mass memory devices use a laser beam to write and read onto a specified coated disk? (sept 2017) (letter only) A. RAM B. ROM C. Non volatile memory D. Optical disk memory

b

Which of the following devices is NOT serially interfaced to a PC? (letter only) a. Mouse b. Printer c. Moden d. All of these

Multiplexer

Which of the following devices merges signals? A. Oscillator B. Multiplexer C. Demodulator D. Demultiplexer

a

Which of the following has a function of directing memory and I/O devices transfers? (letter only) A. Address bus B. Data bus C. Control bus D. Device bus

ASCII

Which of the following is a binary coding commonly used in computers? A. Baudot B. ASCII C. BCD D. EBCDIC

RAM

Which of the following is a volatile memory? (sept 2017) A. RAM B. ROM C. PROM D. EPROM

LOAD

Which of the following is an instruction that causes data to be brought from memory into an accumulator register? (April 2016) A. LOAD B. LOOP C. FETCH D. JUMP

understanding

Which of the following is not performed by a computer? a. inputting b. processing c. controlling d. understanding

a

Which of the following is related to a monitor? (letter only) A. Video display B. Screen C. Monochrome monitor D. RGB monitor

b

Which of the following is the busiest bus and the one that carries that actual data? (letter only) a. Address bus b. Data bus c. Control bus d. Microprocessor

d

Which of the following is used to capture real and moving objects and displays it into a computer? (letter only) A. Scanner B. Video player C. Electronic recorder D. Digital camera

c

Which of the following refers to a round piece of plastic that stores data and program as a magnetized spot? (letter only) A. Digital disk B. Hard disk C. Floppy disk D. None of these

d

Which of the following takes the complete decimal number and represents it in binary? (letter only) A. BCD B. Gray code C. Excess-3 code D. Straight binary code

b

Which one is NOT needed to be connected to the internet? (letter only) A. Modem B. Security code C. Telephone line D. PC

Transistor

Which one is a tiny electrically operated switch that can alternate between on and off million times? A. Diode B. Latch C. Pentode D. Transistor

c

Which one is not a data communication equipment? (letter only) A. Modem B. Data auxiliary set C. Personal computer D. None of these

d

Which one is not required in video conferencing through a PC? (letter only) A. Microphone B. Digital camera C. Speakers D. Screen filter

FETCH

Which one is the portion of an instruction cycle where the instruction is sent from memory to the instruction register? A. LOAD B. ACCUMULATE C EXECUTE D. FETCH

LCD

Which one is used in the screen of a laptop computer? A. LCD B. CRT C. JRT D. RSC

Repeater

Which one refers to a device that amplifies a signal and passes it on? A. Repeater B. Amplifier C. Trap D. Modulator

a

Which one refers to a way of sending and receiving mails between a or more people through the global computer network? (letter only) A. Electronic mail B. Express mail C. Facsimile D. Internet

a

Which one refers to an assembly of computer hardware and software enables computers to share data, software and other resources with each other? (letter only) a. Local area network b. Wide area network c. Metropolitan area network d. Multi level network

c

Which one refers to technological merger? (letter only) A. Digital access B. Digital protocol C. Digital convergence D. Digital technology

d

Which one represents machine instructions by mnemonic names and allows memory addresses and other constants to be represented by Symbols rather than bit strings? (letter only) A. Assembler B. Interpreter C. Machine language D. Assembly language

b

Which port in a PC is a modem normally connected? (letter only) A. Parallel port B. Serial port C. Special port D. Any of these

c

___ a system software that translate a program written in a computer language by a computer programmer (such as BASIC) into the language (machine language) that the computer understand. (sept 2003) (letter only) A Driver B. Transfer program C. Language translator D. RAM

c

____ is a software that allows users to have fast and flexible access to information in large documents, constructing associations among data items needed. (Apr 2003) (letter only) A. Voice mail B. Internet C. Hypertext d. E mail

d

____ is device converting computer digital signals to analog signals for transmission over copper telephone wires and then back to o digital signals. (letter only) a. Fax machine b. Telegram c. Telephone d. Modem

b

_____ is a device converting computer digital signals to analog signals for transmission over copper telephone wires and then back to digital signals (oct 1999) (letter only) A Fax machine B. Modem C. Telegram D. Telephone

d

______ two way parallel path connecting processors and memory containing addresses. (letter only) A Buffer B. Cache memory C. Control bus D. Address bus