PPSC Computer Science Topic 12 MCQ's Test Preparation

Punjab Public Service Commission, PPSC takes the responsibility of hiring suitable as well as professional candidates for many government agencies of Punjab. To keep the working standard of the government agencies maintained, PPSC arranges, somehow, a strict and tough paper. This also helps to evaluate the caliber of the candidates. For almost all the vacant positions, the separate tests are organized by the PPSC. For the services of the students, the team of Ilmkidunya arranges the sample PPSC computer science test. Students can attempt this test easily by clicking on the start button.

PPSC Computer Science Topic 12 Syllabus

We have prepared a section with Topic-wise tests for the students of computer science subjects. Students are provided the complete idea of each Topic that what syllabus is comprised of every single Topic. PPSC Computer Science Chapter 12 Syllabus is comprised of computer networking. The chapter provides general knowledge regarding electronic data, communication, common equipment, industry terminology, and standard hardware and software requirements, etc.

MCQ's Test For PPSC Computer Science Topic 12 Computer Networking

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PPSC Computer Science Topic 12 Computer Networking

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Question # 1

Communication circuits that transmit data in both directions but not a the same time are operating in

Question # 2

A protocol is a set of rules governing a time sequence of events that must take place.

Question # 3

Layer one of the OSI model is

Question # 4

Which of the following might be used by a company to satisfy its growing communications needs.

Question # 5

In a synchronous modem the receive equalizer is known as

Question # 6

The receive equalizer reduces delay distortions using a

Question # 7

Which of the following does ot allow multiple uses or devices to share one communication line.

Question # 8

Number of bits per symbol used in biodot code is.

Question # 9

The channel in the data communication model can be.

Question # 10

Terminal are required for

Question # 11

An example of digital rather than analog communication is

Question # 12

What is the main difference between DDCMP and SDLC.

Question # 13

the loss in signal power as light travels donw the fiber is called.

Question # 14

Which of the following communication modes support two way traffic but in only one direction at a time.

Question # 15

In OSI network architecture the routing is performed by

Question # 16

The interactive transmission of data with in a time sharing system may be best suited to.

Question # 17

In communication satellite multiple repeaters are known as

Question # 18

Which of the following is required to communicate between two computers.

Question # 19

A examples of medium speed switched communications service is

Question # 20

The X.25 standard specifies a

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PPSC ComputerScience Chapter 12 Important MCQ's

Sr.# Question Answer
1 Which of the following is considered a broad band communication channel.
A. Coaxial cable
B. Fiber optics cable
C. Microwave circuits
D. All of above
2 A protocol is a set of rules governing a time sequence of events that must take place.
A. Between peers
B. Between an interface
C. Between moderns
D. Across an interface
3 An example of digital rather than analog communication is
A. DDD
B. DDS
C. DDT
D. WATS
4 Avalanche photodiode receivers can detect bits of transmitted data by receiving.
A. 100 photons
B. 200 photons
C. 2000 photons
D. 300 photons
5 The X.25 standard specifies a
A. Technique for start stop data
B. Technique for dial access
C. DTE/DCE interface
D. None
6 Which of the following signal is not standard RS-232 -C signal
A. VDR
B. RTS
C. CTS
D. DSR
7 What is the number of separate protocol layers at the steric interface gateway specified by the X.25 standard.
A. 2
B. 3
C. 4
D. 6
8 Communication circuits that transmit data in both directions but not a the same time are operating in
A. A simplex mode
B. A half duplex mode
C. A full duplex mode
D. An asynchronous mode
9 the transmission signal coding method of TI carrier is called
A. Bipolar
B. NRZ
C. Binary
D. Manchester
10 A data terminal serves as an
A. Effector
B. Sensor
C. Both a and b
D. Neither a nor b

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