R4RIN – MCQs, Mock Tests | NTS NTS COMPUTER MCQ SET 5

Which of the following is not an executable command ?

1. CLS
2. REN
3. REM
4. COPY

✅ Correct Answer: 3

An OR operation has 4 variables, the possible number of combinations in its truth table are ?

1. 64
2. 16
3. 34
4. 32

✅ Correct Answer: 2

By default, word automatically saves your document after every ?

1. 5 minutes
2. 10 minutes
3. 15 minutes
4. 20 minutes

✅ Correct Answer: 2

Pressing Ctrl+Shift+A causes ?

1. To select whole document
2. To highlight the selected text
3. To capitalize the selected text
4. Office assistant to appear

✅ Correct Answer: 3

Pressing Ctrl+Shift+D causes ?

1. To delete the selected text
2. To underline selected text
3. To double underline the selected text
4. None of these

✅ Correct Answer: 3

The number of colours a VGA monnitor displays are ?

1. 16
2. 256
3. 64
4. 4

✅ Correct Answer: 2

The device driver is an example of ?

1. System software
2. Application software
3. Freeware
4. Shareware

✅ Correct Answer: 1

A standard keyboard used in personal computer has ?

1. 80 keys
2. 84 keys
3. 101 keys
4. 102 keys

✅ Correct Answer: 3

Which of the following layers of OSI model is responsible for breaking data into segments ?

1. Presentation
2. Transport
3. Datalink
4. Session

✅ Correct Answer: 2

The Media Access Control sub layer resides in which layer ?

1. Datalink
2. Physical
3. Network
4. Transport

✅ Correct Answer: 1

Which of the following coding schemes uses 4-bit code ?

1. Unicode
2. ASCII
3. EBCDIC
4. BCD

✅ Correct Answer: 4

Satellite transmission stations that can both send and receive messages are known as ?

1. Transreceivers
2. Receivers
3. Earth Stations
4. Transmitters

✅ Correct Answer: 3

According to Absorption Law A+(A.B) is equal to ?

1. 1+B
2. AB
3. A+1
4. A

✅ Correct Answer: 4

Which of the following features of the word processor allows to specify margins of the documents?

1. Marco
2. Thesaurus
3. Merge
4. Layout

✅ Correct Answer: 4

Which of the following devices can be used to directly image printed text ?

1. OCR
2. OMR
3. MICR
4. All of these

✅ Correct Answer: 1

he popular series of personal computers was Apple series designed in 1976 using __________ microprocessor.

1. 8-bit
2. 16-bit
3. 64-bit
4. None of these

✅ Correct Answer: 1

Who designed the first electronic computer-ENIAC?

1. Van-Neumann
2. Joseph M.Jacquard
3. J.Presper Eckert and John W. Mauchly
4. All of these

✅ Correct Answer: 3

In latest generation computers, the instructions are executed ?

1. Parallel
2. Sequentially
3. Both A and B
4. Randomly

✅ Correct Answer: 3

Web pages are linked together using ?

1. HTTP
2. Hyberlinks
3. Interlinks
4. None of these

✅ Correct Answer: 2

A CPU with 32-bit Address Bus can address a memory of ?

1. 4 KB
2. 4 GB
3. 8 KB
4. 8 GB

✅ Correct Answer: 2

In BASIC, LEFT(A$,n) is used to ?

1. Leave n spaces before the strung A$
2. Leave n spaces before every character of the strung A$
3. Leave n left characters of the strung A$
4. Select n characters of the strung A$

✅ Correct Answer: 4

In BASIC, RETURN statement passes control back to ?

1. GOSUB statement
2. Next to GOSUB statement
3. Beginning of the program
4. The statement before GOSUB

✅ Correct Answer: 2

The number of elements assigned automatically to a two dimensional arrays in BASIC are ?

1. 10
2. 100
3. 110
4. 121

✅ Correct Answer: 4

Which of the following statements can be used for multiple branching ?

1. GOTO
2. IF THEN ELSE
3. ON GOTO
4. WHILE, WEND

✅ Correct Answer: 3

Which of the following statements can be used for unlimited looping ?

1. GOTO
2. FOR , NEXT
3. IF THEN
4. ON GOTO

✅ Correct Answer: 1

Which of the following command is used to exit from BASIC and to return to DOS ?

1. CLEAR
2. KILL
3. SYSTEM
4. NEW

✅ Correct Answer: 3

Number of Shutdown options on Windows 2000 professional are ?

1. 2
2. 3
3. 4
4. 5

✅ Correct Answer: 3

The number of items present on control panel depends upon ?

1. Items install during Setup
2. Items contained on Windows CD
3. Items required by your system
4. Hardware Items attached with the system

✅ Correct Answer: 1

The number of actions with two buttons mouse are ?

1. 6
2. 5
3. 4
4. 3

✅ Correct Answer: 2

The number of tracks in one cylinder of hard dick with two platters is ?

1. 4
2. 8
3. 16
4. 32

✅ Correct Answer: 1

A translator is a ?

1. System Software
2. Low-Level language
3. Translating machine
4. Application Software

✅ Correct Answer: 1

CRAY-1, CRAY-2, and CYBER 205 are the examples of ?

1. Mainframes
2. Supercomputers
3. Microcomputers
4. Minicomputers

✅ Correct Answer: 2

IBM PC, AT&T, PS/2 and Apple Macintosh are the examples of ?

1. Supercomputers
2. Minicomputers
3. Microcomputers
4. Mainframes

✅ Correct Answer: 3

In 1786, J.H. Muller proposed a calculating machine called a ?

1. Analytical Engine
2. Difference Engine
3. Electronic Engine
4. None of these

✅ Correct Answer: 2

Which of the followings is called the first generation computer ?

1. ENIAC
2. ABACUS
3. UNIVAC-1
4. EDVAC

✅ Correct Answer: 3

hich of the following software products is the most appropriate for developing web pages ?

1. Adobe Page Maker
2. Arcsoft
3. Corel Draw
4. Dreamweaver

✅ Correct Answer: 4

Which of the following codes used in present day computing was developed by IBM corporation ?

1. ASCII
2. Hollerith code
3. Baudot code
4. EBCDIC code

✅ Correct Answer: 4

The ALU of a computer responds to the commands coming from ?

1. Primary Memory
2. Control Section
3. External Memory
4. Cache Memory

✅ Correct Answer: 2

In Microsoft Windows key F1 is mostly used for ?

1. Help
2. Exit
3. Save
4. Refresh

✅ Correct Answer: 1

The operating system may perform __________ operation to manage the memory while running a large program.

1. Sorting
2. Scheduling
3. Paging
4. None of these

✅ Correct Answer: 3

Octal 6 is equal to __________ decimal.

1. 14
2. 16
3. 15
4. 13

✅ Correct Answer: 1

In decimal system the base is ?

1. 1
2. 0
3. 2
4. 10

✅ Correct Answer: 4

Which logic gate is similar to the function of two series switches ?

1. NOR
2. OR
3. AND
4. NAND

✅ Correct Answer: 2

Remote computing service involves the use of time sharing and ?

1. Multiprocessing
2. Interactive processing
3. Batch processing
4. Real-time processing

✅ Correct Answer: 3

A combination of 16-bits is called ?

1. Word
2. Nibble
3. Memory Block
4. Byte

✅ Correct Answer: 1

In OSI network model, the dialogue control and token managenment are the responsibility of ?

1. Datalink layer
2. Session layer
3. Transport layer
4. None of these

✅ Correct Answer: 2

In OSI network model, the routing is performed by ?

1. Network layer
2. Datalink layer
3. Transport layer
4. Session layer

✅ Correct Answer: 1

The Transmission signal coding method of TI carrier is called ?

1. Binary
2. NRZ
3. Bipolar
4. Manchestar

✅ Correct Answer: 3

Organisation of Islamic Cooperation (OIC) was founded on

1. September 25, 1966
2. September 25, 1967
3. September 25, 1968
4. September 25, 1969

✅ Correct Answer: 4

The OIC was founded in

1. Saudi Arabia
2. Iraq
3. Qatar
4. Morocco

✅ Correct Answer: 4

__________ virus is a polymorphic virus. Polymorphic means changes nature with passage of time.

1. Redlof
2. Torjan Horse
3. Chernobal
4. Logic Bomb

✅ Correct Answer: 1

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

1. TCP/IP
2. Ethernet
3. FTP
4. HTTP

✅ Correct Answer: 4

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

✅ Correct Answer: 2

An attribute in database is also known as

1. Tuple
2. Relation
3. Row
4. Field

✅ Correct Answer: 4

C language was developed by

1. Van Neumann
2. Dennis Ritchie
3. Charles Babbage
4. John Backus

✅ Correct Answer: 2

A space in computer's memory set aside for some data that can be changed is called

1. Variable
2. Constant
3. Integer
4. Floating Point

✅ Correct Answer: 1

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

✅ Correct Answer: 3

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

1. Queries
2. Forms
3. Reports
4. Records

✅ Correct Answer: 1

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

✅ Correct Answer: 2

Which key combination is used to run C program:

1. Alt+F9
2. Ctrl+S
3. Alt+F5
4. Ctrl+F9

✅ Correct Answer: 4

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

1. Acronym
2. Synonym
3. Homonym
4. Mutually exclusive

✅ Correct Answer: 3

SQL is a/an

1. Unstructured language
2. Structured language
3. Object oriented language
4. Software

✅ Correct Answer: 2

The loop which never ends is called:

1. Infinite loop
2. Running loop
3. Continuous loop
4. Nested loop

✅ Correct Answer: 1

Another term for a conditional operator is:

1. Binary
2. Iteration
3. Selective
4. Ternary

✅ Correct Answer: 4

The total number of keywords in C are:

1. 60
2. 42
3. 32
4. 50

✅ Correct Answer: 3

What does CIM stand for?

1. Computer Integrated Manufacturing
2. Copy In Memory
3. Computer International Management
4. Computer Intel Marketing

✅ Correct Answer: 1

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

✅ Correct Answer: 1

Access time for most of memories is measured in:

1. Microseconds
2. Milliseconds
3. Nanoseconds
4. Megahertz

✅ Correct Answer: 4

A database consists of various components called:

1. Tools
2. Properties
3. Entities
4. Objects

✅ Correct Answer: 3

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

1. Data integrity
2. Data redundancy
3. Referential integrity
4. Indexing

✅ Correct Answer: 4