General Computer Knowledge

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Which layer of OSI reference model is responsible to determine the interface of the system with the user

A)
Application layer

B)
Session layer

C)
Transport layer

D)
Data link layer


Correct Answer :

Application layer

‘Internet’ is an example of

A)
LAN

B)
MAN

C)
WAN

D)
None of these


Correct Answer :

WAN

Which of the following is a most reliable topology?

A)
Bus

B)
Star

C)
Ring

D)
Mesh


Correct Answer :

Mesh

Hierarchical topology is used to establish a network which is also known as

A)
Bus

B)
Star

C)
Tree

D)
Mesh


Correct Answer :

Tree

Which of the following has minimum transmission speed?

A)
Twisted pair wire

B)
Fiber optic cable

C)
Coaxial cable

D)
Microwave


Correct Answer :

Twisted pair wire

Speed of internet connection is measured in

A)
Kilo bits per second

B)
Kilo Boolean per second

C)
Meter per second

D)
None of these


Correct Answer :

Kilo bits per second

TCP/IP is an example of

A)
Communication protocol

B)
Networking protocol

C)
Data transfer protocol

D)
All options are correct


Correct Answer :

All options are correct

In communication satellite, multiple repeaters are known as

A)
Detector

B)
Modulator

C)
Stations

D)
Transponders


Correct Answer :

Transponders

‘Communication protocol’ means

A)
Data transformation

B)
Set of rules to communicate data from one machine to another machine

C)
Transmission signals

D)
None of these


Correct Answer :

Set of rules to communicate data from one machine to another machine

HTTP stands for

A)
Hyper Text Transfer Protocol

B)
Hyper Text Transmission Protocol

C)
Hyper Text Tie up Protocol

D)
Hyper Thing Together Protocol


Correct Answer :

Hyper Text Transfer Protocol

IPV4 address consists of _______ parts separated by dots

A)
2

B)
3

C)
4

D)
1


Correct Answer :

4

Domain name matching to IP address is performed by

A)
Electronic mail

B)
URL

C)
DNS

D)
FTP


Correct Answer :

DNS

Which of the following is connectionless transport layer protocol?

A)
TCP

B)
UDP

C)
NNTP

D)
FTP


Correct Answer :

UDP

Which one is the largest HTML heading tag?

A)
H1

B)
H2

C)
H3

D)
H4


Correct Answer :

H1

Public key algorithms are used for

A)
Storage of information

B)
Information exchange

C)
Information security

D)
None of these


Correct Answer :

Information security

Which of the following function is not performed by the operating system?

A)
Processor management

B)
Constraint satisfaction

C)
Deadlock handling

D)
File management


Correct Answer :

Constraint satisfaction

Firewall is software which is normally installed on the _______ of organization

A)
Google server

B)
Client machine

C)
Proxy server

D)
None of these


Correct Answer :

Proxy server

What is the full form of SMTP?

A)
simple mail transfer protocol

B)
simplex mail transfer protocol

C)
simple mail interrupt protocol

D)
simple mail training protocol


Correct Answer :

simple mail transfer protocol


Explanation :

SMTP(Simple Mail Transfer Protocol) provides the ability to send and receive email messages. SMTP is an application-layer TCP/IP protocol that enables the transmission and delivery of email over the Internet.

What is the full form of DNS?

A)
Domain name system

B)
Domain network system

C)
Dynamic name system

D)
Distributed name system


Correct Answer :

Domain name system


Explanation :

Domain name system (DNS) is a hierarchical naming system built on a distributed database. This system used to resolve human-readable hostnames to machine-readable IP addresses.

OSI reference model consists of how many layers?

A)
7

B)
6

C)
5

D)
4


Correct Answer :

7


Explanation :

The Open System Interconnection (OSI) model defines a networking framework to implement protocols in seven layers. It is also referred to as the OSI Reference Model or just the OSI Model.

Layer 7 - Application
Layer 6 - Presentation
Layer 5 - Session
Layer 4 - Transport
Layer 3 - Network
Layer 2 - Data Link
Layer 1 - Physical

Which of the following is not a File System?

A)
FAT

B)
NTFS

C)
UFS

D)
LCD


Correct Answer :

LCD


Explanation :

FAT file system File allocation table (FAT) file system is basically a simple file system designed for small disk and simple folder structures.

NTFS (NT file system; sometimes called New Technology File System) is the file system that the Windows NT operating system uses for storing and retrieving files on a hard disk. NTFS is the Windows NT equivalent of the Windows 95 file allocation table (FAT)

UFS File Systems. The Unix file system is a file system supported by Unix and Unix-like operating systems.

Every web page that is displayed on the internet has a specific address associated with it. This address is known as:

A)
Uniform Research Limited

B)
Uniform Resource Locator

C)
Uniline Resource Lab

D)
Uniform Research Locator


Correct Answer :

Uniform Resource Locator


Explanation :

Each webpage can be accessed with its own individual Uniform Resource Locator (URL) on internet. A URL is made up of several part, all of which have their own functions.
The parts are-
Protocol to be used to access the resource on the Internet.
Host that holds the resource.
A path/folder location.
File name and extension.

The Speed of the internet is measured in the number of:

A)
Bit transferred per unit time

B)
Byte transferred per unit time

C)
Bit transferred per square unit time

D)
None of these


Correct Answer :

Bit transferred per unit time


Explanation :

Computers send information over the internet, this information is in bits. Bits take time to reach their destination. That time is measured in seconds. So internet speeds are measured by identifying how many bits are transferred in one second, hence bits per second.

At the time of composing any e-mail, we have three options- To, CC and BCC. What is the meaning of BCC here?

A)
Blind carbon copy

B)
Blind copy carbon

C)
Blind compose copy

D)
Blind copy compose


Correct Answer :

Blind carbon copy


Explanation :

CC stands for Carbon Copy, whereas BCC stands for Blind Carbon Copy. When a message is blind carbon copied, neither the main recipient nor the Bcc'd recipients can see the addresses in the Bcc field. Blind carbon copying is a useful way to let others to see e-mail,which you have sent without the main recipient knowing.

Which of the following is a video compression technology?

A)
MPEG

B)
NPEG

C)
LPEG

D)
OPEG


Correct Answer :

MPEG


Explanation :

A file with the .mpeg (or .mpg) file extension is an MPEG video file format.

The MPEG standards are an evolving set of standards for video and audio compression developed by the Moving Picture Experts Group (MPEG).

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Errors Identification

Read the sentence carefully and choose the option that has an error in it:
The management’s trusted employee was suspected of stealing large sum of money.

Read the sentence carefully and choose the option that has an error in it:
The teacher asked the child to repeat again because he spoke feebly.

Fill in the blank

Fill in the blank with the most appropriate preposition in the given sentence.
Let’s sit _________ the shade of this beautiful tree.

Choose the most appropriate determiner for the given sentence.
________of what he said was very sensible.

Substitution

Choose the option that substitutes the given phrase appropriately.
A work of art made by carving

Correct sentence

Choose the option that best transforms the sentence into its Indirect form:
‘What country do you come from?’ said the police officer.

Alternative Phrase

Choose the option that best explains the highlighted expression:
All human beings have feet of clay.

Fill in the blank

Choose an appropriate modal for the given sentence:
My doctor said that I_____ stop smoking as one of my lungs got infected.

Choose the appropriate prepositions for the given sentence:
My parents have been married ________ forty-nine years, but you can still see the love ________ their eyes.

Choose the appropriate conjunction for the given sentence:
______ it rains, the college will declare the holiday.

Antonyms

Choose the appropriate antonym for the highlighted word in the given sentence.
The family protracted their visit by several days.

Tenses

Choose the appropriate tenses to fill in the blanks in the given sentence:
Please _________ a noise. Ritu __________ to sleep.

Synonyms

Choose the appropriate synonym for the highlighted word in the given sentence.
Does he really expect us to believe such a flimsy excuse?

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