Lecturer Computer Science Test 27 Online Preparation MCQs

Leave a Comment / By Hassan / October 9, 2020

Online Free Taleem is free online MCQ’s test related to Lecturer Computer Science. All the individuals who are going to appear in Lecturer Computer Science written test can attempt these tests in order to prepare for it in best possible way. Our tests of Lecturer of Computer Science include all the important questions and Past Paper of Lecturer Computer Science, that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

Note:-

There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
Practice this test at least 5 times if you want to secure High Marks.
At the End of the Test you can see your Test score and Rating.
If you found any incorrect answer in Quiz. Simply click on the quiz title and comment below on that MCQ. So that I can update the incorrect answer on time.

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Test Instructions:-
Test Name	Lecturer Computer Science
Subject	Computer Science Test 27
Test Type	MCQs
Total Questions	25
Total Time	20 Minutes
Total Marks	100

You have 20 minutes to pass to the quiz.

PPSC Lecturer of Computer Science Practice Test 27

1 / 25

The network layer concerns with:

bits

packets

none of the mentioned

frames

2 / 25

Transmission data rate is decided by:

data link layer

network layer

transport layer

physical layer

3 / 25

Multidestination routing:

data is not sent by packets

contains the list of all destinations

is same as broadcast routing

none of the mentioned

4 / 25

The network layer protocol of internet is:

internet protocol

ethernet

none of the mentioned

hypertext transfer protocol

5 / 25

Which sublayer of the data link layer performs data link functions that depend upon the type of medium?

media access control sublayer

none of the mentioned

network interface control sublayer

logical link control sublayer

6 / 25

Which one of the following is a transport layer protocol used in internet?

None of the mentioned

TCP

UDP

Both (a) and (b)

7 / 25

Which one of the following is the multiple access protocol for channel access control?

None of the mentioned

CSMA/CA

Both (a) and (b)

CSMA/CD

8 / 25

When 2 or more bits in a data unit has been changed during the transmission, the error is called:

random error

burst error

inverted error

none of the mentioned

9 / 25

Which one of the following task is not done by data link layer?

error control

channel coding

flow control

framing

10 / 25

In virtual circuit network each packet contains:

full source and destination address

none of the mentioned

both (a) and (b)

a short VC number

11 / 25

ICMP is primarily used for:

forwarding

none of the mentioned

addressing

ICMP is primarily used for

12 / 25

A subset of a network that includes all the routers but contains no loops is called:

none of the mentioned

spanning tree

spider tree

spider structure

13 / 25

The technique of temporarily delaying outgoing outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called:

none of the mentioned

piggybacking

fletcher‘s checksum

cyclic redundancy check

14 / 25

Which layer provides the services to user?

application layer

none of the mentioned

session layer

presentation layer

15 / 25

Which one of the following routing algorithm can be used for network layer design?

shortest path algorithm

all of the mentioned

link state routing

distance vector routing

16 / 25

Which one of the following is a data link protocol?

hdlc

point to point protocol

ethernet

all of the mentioned

17 / 25

Which one of the following is not a function of network layer?

none of the mentioned

inter-networking

congestion control

routing

18 / 25

The 4 byte IP address consists of:

both (a) and (b)

host address

none of the mentioned

network address

19 / 25

Which one of the following algorithm is not used for congestion control?

load shedding

admission control

none of the mentioned

traffic aware routing

20 / 25

The data link layer takes the packets from.................... and encapsulates them into frames for transmission:

transport layer

network layer

physical layer

application layer

21 / 25

Transport layer aggregates data from different applications into a single stream before passing it to:

application layer

network layer

physical layer

data link layer

22 / 25

Automatic repeat request error management mechanism is provided by:

logical link control sublayer

none of the mentioned

network interface control sublayer

media access control sublayer

23 / 25

CRC stands for:

code redundancy check

cyclic redundancy check

code repeat check

cyclic repeat check

24 / 25

Header of a frame generally contains:

all of the mentioned

addresses

frame identifier

synchronization bytes

25 / 25

User datagram protocol is called connectionless because:

it sends data as a stream of related packets

both (a) and (b)

none of the mentioned

all UDP packets are treated independently by transport layer

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