CSS[FPSC-U.S. Civil Service Commission]-USA/[USA] Current Affairs 2021 Computer Set 16 Sample Test,Sample questions

Question:
A database consists of various components called:

1.Tools

2.Properties

3.Entities

4.Objects

Posted Date:-2021-07-28 01:47:59


Question:
A primary key that consists of more than one attribute is called a

1.Foreign key

2.Composite key

3.Multivalued key

4.Global key

Posted Date:-2021-07-28 01:47:59


Question:
A space in computers memory set aside for some data that can be changed is called

1.Variable

2.Constant

3.Integer

4.Floating Point

Posted Date:-2021-07-28 01:47:59


Question:
Access time for most of memories is measured in:

1.Microseconds

2.Milliseconds

3.Nanoseconds

4.Megahertz

Posted Date:-2021-07-28 01:47:59


Question:
An 8-bit address bus can address a memory of ?

1.1 Byte

2.8 Bytes

3.256 bits

4.256 Bytes

Posted Date:-2021-07-28 01:47:59


Question:
An attribute in database is also known as

1.Tuple

2.Relation

3.Row

4.Field

Posted Date:-2021-07-28 01:47:59


Question:
An important property of fiber optic is

1.Refraction

2.Reflection

3.Interface

4.None Of These

Posted Date:-2021-07-28 01:47:59


Question:
Another term for a conditional operator is:

1.Binary

2.Iteration

3.Selective

4.Ternary

Posted Date:-2021-07-28 01:47:59


Question:
ATM stands for?

1.Automatic Talking Machine

2.Automatic Teller Machine

3.Analog Teller Machine

4.Automatic Ticketing Machine

Posted Date:-2021-07-28 01:47:59


Question:
Boolean algebra is also known as?

1.Logical algebra

2.Code algebra

3.Switching algebra

4.Digital algebra

Posted Date:-2021-07-28 01:47:59


Question:
C language was developed by

1.Van Neumann

2.Dennis Ritchie

3.Charles Babbage

4.John Backus

Posted Date:-2021-07-28 01:47:59


Question:
Different attributes in two different tables having same name are referred to as

1.Acronym

2.Synonym

3.Homonym

4.Mutually exclusive

Posted Date:-2021-07-28 01:47:59


Question:
File compression utilities can reduce the file size by

1.10%

2.60%

3.80%

4.100%

Posted Date:-2021-07-28 01:47:59


Question:
First generation language uses?

1.Pseudo code

2.Binary code

3.Mnemonics code

4.Decimal code

Posted Date:-2021-07-28 01:47:59


Question:
In BASIC LOG function refers to natural logarithm have Base ?

1.2

2.10

3.5

4.e

Posted Date:-2021-07-28 01:47:59


Question:
In C language, .exe file is produced by ?

1.Linker

2.Loader

3.Compiler

4.Interpreter

Posted Date:-2021-07-28 01:47:59


Question:
In which of the flowchart symbols, the statement IS A > B is placed?

1.Connector

2.Rectangular

3.Parallelogram

4.Diamond

Posted Date:-2021-07-28 01:47:59


Question:
Name the error which you think to exist in the formula C=C*D/C.

1.Logical

2.Syntax

3.Execution

4.None of these

Posted Date:-2021-07-28 01:47:59


Question:
On execution of PRINT FIX(-6.83),the output will be ?

1.6

2.6.83

3.-6

4.-7

Posted Date:-2021-07-28 01:47:59


Question:
One of the first recognized calculating device was?

1.Abacus

2.Analytical engine

3.Difference engine

4.None of these

Posted Date:-2021-07-28 01:47:59


Question:
Pentium II is a __________ generation computer.

1.second

2.third

3.fourth

4.fifth

Posted Date:-2021-07-28 01:47:59


Question:
SQL is a/an

1.Unstructured language

2.Structured language

3.Object oriented language

4.Software

Posted Date:-2021-07-28 01:47:59


Question:
The command that is not present on edit menu?

1.Font

2.GoTo

3.Find

4.Ctrl+z

Posted Date:-2021-07-28 01:47:59


Question:
The first computer that used vacuum tubes was?

1.Mark I

2.ENIAC

3.EDVAC

4.UNIVAC

Posted Date:-2021-07-28 01:47:59


Question:
The instructions that are given to the compiler before the beginning of actual program are

1.C statements

2.Preprocessor directive

3.Linking instructions

4.C instructions

Posted Date:-2021-07-28 01:47:59


Question:
The loop which never ends is called:

1.Infinite loop

2.Running loop

3.Continuous loop

4.Nested loop

Posted Date:-2021-07-28 01:47:59


Question:
The NT in Windows NT stands for ?

1.Not Tested

2.Network Technology

3.Network Terminal

4.New Technology

Posted Date:-2021-07-28 01:47:59


Question:
The number of Bytes used by char data type in C is?

1.2

2.1

3.3

4.4

Posted Date:-2021-07-28 01:47:59


Question:
The number of colors a CGA monitor displays are ?

1.4

2.16

3.64

4.256

Posted Date:-2021-07-28 01:47:59


Question:
The number of read/write heads for a hard disk of four platters are

1.4

2.6

3.8

4.16

Posted Date:-2021-07-28 01:47:59


Question:
The process to convert analog signals into digital signals is called

1.Modulation

2.Demodulation

3.Digitization

4.Conversion

Posted Date:-2021-07-28 01:47:59


Question:
The programs which are permanent and stored in ROM are known as ?

1.Utility Programs

2.Firmware

3.System softwares

4.None of these

Posted Date:-2021-07-28 01:47:59


Question:
The radix of a computerized version of number (+0.66E-4) is ?

1.4

2.6

3.2

4.8

Posted Date:-2021-07-28 01:47:59


Question:
The statement to reserve memory locations for an array M arranged in 12 columns and 20 rows may be ?

1.DIM(12,20)

2.DIMM(20,12)

3.M(240)

4.DIMM(12,20)

Posted Date:-2021-07-28 01:47:59


Question:
The total number of keywords in C are:

1.60

2.42

3.32

4.50

Posted Date:-2021-07-28 01:47:59


Question:
UNIVAC stands for ?

1.Universal Automatic Computer

2.Universal Array Computer

3.Unvalued Automatic Computer

4.Unique Automatic Computer

Posted Date:-2021-07-28 01:47:59


Question:
What does CIM stand for?

1.Computer Integrated Manufacturing

2.Copy In Memory

3.Computer International Management

4.Computer Intel Marketing

Posted Date:-2021-07-28 01:47:59


Question:
Which key combination is used to run C program:

1.Alt+F9

2.Ctrl+S

3.Alt+F5

4.Ctrl+F9

Posted Date:-2021-07-28 01:47:59


Question:
Which of the database objects allows to extract specific information from tables?

1.Queries

2.Forms

3.Reports

4.Records

Posted Date:-2021-07-28 01:47:59


Question:
Which of the following components is used to convert first .c to first .exe?

1.Compiler and header

2.Header and linker

3.Compiler and linker

4.Compiler only

Posted Date:-2021-07-28 01:47:59


Question:
Which of the following is a 16-bit code?

1.BCD

2.Unicode

3.ASCII

4.EBCDIC

Posted Date:-2021-07-28 01:47:59


Question:
Which of the following is not a pointing device?

1.Mouse

2.Joystick

3.Trackball

4.None of these

Posted Date:-2021-07-28 01:47:59


Question:
Which of the following memories can be re-written by using electrical devices?

1.PROM

2.ROM

3.EEPROM

4.EPROM

Posted Date:-2021-07-28 01:47:59


Question:
Which of the following protocols is used by World Wide Web(www)?

1.TCP/IP

2.Ethernet

3.FTP

4.HTTP

Posted Date:-2021-07-28 01:47:59


Question:
Which of the following statements transfers control unconditionally?

1.GOTO

2.FOR NEXT

3.IF THEN

4.ON GOTO

Posted Date:-2021-07-28 01:47:59


Question:
Which of the following terms is related to the features of cascading deletion?

1.Data integrity

2.Data redundancy

3.Referential integrity

4.Indexing

Posted Date:-2021-07-28 01:47:59


Question:
Which of the followings is a valid statement for declaring a Variable In C ?

1.int marks;

2.int a,b,c;

3.double salary;

4.All of these

Posted Date:-2021-07-28 01:47:59


Question:
Which register normally functions as a 16-bit counter that controls the sequence in which the instructions are fetched from memory?

1.PC

2.IR

3.DR

4.DAR

Posted Date:-2021-07-28 01:47:59


Question:
Who is known as Father of Computer Science ?

1.Charles Babbage

2.Howard Aiken

3.Dr.Herman Hollerith

4.Blaise Pascal

Posted Date:-2021-07-28 01:47:59


Question:
___________ virus is a polymorphic virus. Polymorphic means changes nature with passage of time.

1.Redlof

2.Torjan Horse

3.Chernobal

4.Logic Bomb

Posted Date:-2021-07-28 01:47:59


More MCQS

  1. [USA] Current Affairs 2021 Set 1
  2. [USA] Current Affairs 2021 Set 2
  3. [USA] Current Affairs 2021 Set 3
  4. [USA] Current Affairs 2021 Set 4
  5. [USA] Current Affairs 2021 Set 5
  6. [USA] Current Affairs 2021 Set 6
  7. [USA] Current Affairs 2021 Set 7
  8. [USA] Current Affairs 2021 Set 8
  9. [USA] Current Affairs 2021 Set 9
  10. [USA] Current Affairs 2021 Set 10
  11. [USA] Current Affairs 2021 Set 11
  12. [USA] Current Affairs 2021 Set 12
  13. [USA] Current Affairs 2021 Set 13
  14. [USA] Current Affairs 2021 Set 14
  15. [USA] Current Affairs 2021 Set 15
  16. [USA] Current Affairs 2021 Computer Set 16
  17. [USA] Current Affairs 2021 Computer Set 17
  18. [USA] Current Affairs 2021 Computer Set 18
  19. [USA] Current Affairs 2021 Computer Set 19
  20. [USA] Current Affairs 2021 Computer Set 20
  21. [USA] CURRENT AFFAIRS MCQ ACCOUNTS
  22. [USA] CURRENT AFFAIRS MCQ COMMERECE
  23. [USA] CURRENT AFFAIRS MCQ GENERAL SCIENCE
  24. [USA] CURRENT AFFAIRS MCQ MEDICAL SCIENCE
  25. [USA] CURRENT AFFAIRS MCQ COMMERECE Set 2
  26. [USA] CURRENT AFFAIRS MCQ 2021
  27. Current affairs mcq education set 1
  28. Current affairs mcq education set 2
  29. Current affairs mcq education set 3
  30. Current affairs mcq education set 4
  31. Current Affairs 2021 English Set 21
  32. Current Affairs 2021 English Set 22
  33. Current Affairs 2021 English Set 23
  34. Current Affairs Business Law 2021
  35. Current Affairs Business Law 2021
  36. Current affairs General Knowledge 2021
  37. Current affairs General Knowledge Set 2
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!