GAT Subject Computer Science Online MCQs With Answers

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GAT Subject Computer Science Online MCQs

Sr. # Questions Answers Choice
1 If a disk can hold 800 K bytes of information . It can store a text file of about. 800,000 words 800 words 800 megabytes 800,000 characters.
2 The most common storage devices in a computer system are. Printers and monitors Disk drives and printers Disk drives and tape drives Tape drives and keyboards
3 Which of the following components is the "brain" of the computer Memory CPU Input Output
4 The most commonly used output device today is a. CRT monitor Keyboard Mouse Card punch
5 Example of pointing devices that are used for computer input are. Joysticks Mice Trackballs All of the above
6 Which one of these forms of storage does not retain information when the machine's power is turned off? RAM ROM Floppy disk Har disk
7 When thomas J. Watson Sr. took over the computing tabulating Recording company, he renamed it. Digital Equipment Corporation International Business Machines Sperry UNIVAC Social Security Administration
8 The branch of computing that attempts to make the computer exhibit imagination and insight is called Artificial intelligence Multimedia Hypermedia Computer graphics
9 The program that uses a personal computer to transform written words into polished, printed publicatios is called. A spreadsheet Telecommunications Desktop publishing A database
10 The software tools that allow a computer to be used for specific purposes are called. Firmware Terminals Hardware Application programme.
11 When a program becomes a part of the silicon chip it is called. Software Firmware embedded Hardware
12 Computers that ae used in consumer goods, such as cars, are called. Enhanced Software Analog Embedded
13 Computer that are used to control temperature and humidity in buildings are considered to be. Software Special purpose Non- programmable Analytical engines
14 Mainframe computers are capable of communicating with several users simultaneously by. Using a terminal Using a supercomputer Using a workstation Time sharing
15 Special purpose computers the enhance consumer goods such as wrist watches and stereos are called. Mini computers Work stations Personal computers Embedded computers
16 A large, room sized computer is referred to as an Microcomputer Main frame Embedded comptuer Workstation
17 A microprocessor is. A software program stored on a diskette A small vacuum tube used for processing data A software program designed for handling very small numbers A CPU on a silicon chip
18 Which of the following statements concerning integrated circuits is false? They made machines physically larger They are less prone to failure than vacuum tubes They provide faster electrical transfer than transistors They use less electrical power than their predecessors.
19 Integrated circuits are housed in . Vacuum tubes Transistors Software Silicon chips
20 Computer that used transistors by transferring electricity across a resistor were considered to be. First generation Second generation Third generation Fourth generation
21 The switching circuitry housed in vacuum tubes was replaced by. An integrated circuit, then a mini processor , then a microprocessor A transistor, then a microprocessor, then an integrated circuit. A microprocessor, then an integrated circuit, then a transisotor A transistor, then an integrated circuit, then a microprocessor.
22 Which of the following is increasing as computer technology progresses? Hardware reliability Efficiency Speed All of these are increasing.
23 The first few working computers. Generally had back and white CRT screens Were, for the most part, developed for wartime uses. Were used almost exclusively for text processing Were all made by American scientists
24 The first few working computers. Were all made by American scientists Were used almost exclusively for text processing Generally had back and white CRT screens Were, for the most part, developed for wartime uses.
25 A series of instructions that transforms input into output is called. A menu A program Hardware None of these
26 The instructions that tell the computer what to do are called Software Output Hardware Telecommunication
27 The physical parts of a computer system are called. Software Input Out put Hardware
28 The most common output of computer tax calculation would be: Taxes owed Deductions wages Number of exemptions.
29 For calculating taxes, input to computer could be Numbers representing wages Income Tax tables All of the above
30 Historically, the first computer were use for. Text processing Data storage Simulation and modeling Arithmetic calculations
31 Charles Babbage worked closely with_________ to develop his device. Ada lovelace Joseph Marie Charles Herman Hollerith Jacquard Lord Byton
32 Charles Babbage set out to create a device that could carry out any calculation to twenty digits of accuracy called an Comptuer Analytical engine Calculator Mainframe
33 Most computers have two separate memory caches L1 cache, located on the _____________ and L2 cache, located between the CPU and DRAM. RAM ROM CPU EEPROM
34 ___________ convert high level language into low level langage. Google Assembler Web page Compiler
35 Provides direct access to any byte on the chip RAM ROM Cache RAM Operating System
36 A program that, after being initially loaded into the computer by a boot program, manages all the other programs in a computer is called. Application softwere Function software Controlling software Operating system
37 A hardware register used to hold the results or partial results of arithmetic and logical operations is called. Accumulator Instruction Register Status Register Stack pointer
38 __________ is a special, high-speed storage are within the CPUS Memory RAM Register ROM
39 A set of electronic signal pathways that allows information and signals to travel between components inside or outside of a computer is called. Data Bus System Bus Control Bus Expansin Bus
40 A bus in which data transfer one place two another place is called Data bus System Bus Control Bus |Address Bus
41 ROM store data Direct Permanent Temporary Provisional
42 CPU stand for Central process unit Commercial process unit None of the above Central processing unit
43 CPU stand for Central processing unit Central process unit Commercial process unit None of the above
44 Control unit is the part of ALU CBT CPU None of these
45 The device are used by a person or other system to communicate with a computer are called. Communication devices I/O devices message devices All of the above
46 The major components of modern computer are. CPU Main Memory I/O units All of the above
47 What is an expression in a computer programme. a combination of variables, constants and operators. A set of instructions A set of information None of these
48 What is meant by the portion of the program that explain the program? Manual Documentation expression None of these
49 What is meant by logical errors in a computer program? these are errors that arise due to improper use of the formula or wrong use of the symbols or data. These are errors that arise due to the wrong use of the programming language, such as incorrect pronunciations or misuse of the terms These are errors that arise due to the limitation of the computer. NONE OF THE ABVOE STATEMENTS.
50 What is meant by the names or labels used to represent values that are used in a BASIC programme. Constants Variables Characters None of these
51 What are Numeric constants? A set of positive and negative numbers A sets of characters enclosed in quotation marks. both of these None of these
52 What are string constants? A set of positive and negative numbers. A set of characters enclosed in quotation marks. Both of these None of these
53 An ___________ is also defined as a set of mathematically meaningful symbols, letters and numbers. Documentation Expression Programme none of these
54 What is an expression in a computer programme? A combination of variables, constants and operators. A set of instructions A list of information none of these
55 A computer programme is a list of __________ that tells the computer what to do and how to do. Documents Information Instructions Alphabets
56 What is meant by the portion of the program that explains the program? Manual Documentation Expression None of these
57 What is the name of the process of finding and removing errors from a computer program? Scanning Refreshing Debugging None of these
58 In BASIC,Which one of the following is something that does not change its values during execution of the program? Variable Constant Command None of these
59 Distributed, parallel computing systems,inspired by the structure of the human brain are called. Kurzweil machines Speech synthesizers Neural networks Robots
60 A visually impaired person can read any book, even if it has not been recorded on audio tape, by using. A natural language processor A robotic device A talk writer Optical character recognition technology
61 Why is it so difficult for computers to understand spoken natural language? people tend not to leave clear pauses between their words Everyone's voice is different Computers don't know enough words All of the above
62 The process of identifying objects and shapes in a photograph, drawing, or video is called. Optical Character recognition Image analysis Robotics Synthesis
63 What are the two main approaches to artificial intelligence? IBM-PC /Macintosh Modeling human behavior/general intelligence Functional programming/object-oriented programming PC/Mainframe.
64 A specialist who interviews and observes an expert and constructs their words and actions into a knowledge base is called a. Knowledge trainer Knowledge engineer Knowledge gatherer Knowledge expert
65 A software program designed to replicate the decision making process of a human expert is called an Knowledge base Data base Expert system Artifical domain
66 While database contains only facts, a knowledge base also contains. a system for determining and changing the relationship between facts. Rigidly organized categories A comprehensive dictionary All of the above
67 Present day speech recognition is best suited to which situation? Recognition of single letters of the alphabet Words spoken in context Foreign language translations One user's voice pattern
68 Pocket electronic translators provide world travelers instant access to. Networks Common words Whole sentences Syntax
69 What major area of artificial intelligence deals with distinguishing eats from dogs in a computer's view? Pattern recognition Expert systems Resolution analysis Natural language
70 Present day of computers in research labs can. Recognize some forms of natural language input Create artistic drawings Learn All of the above
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