PPSC Computer Science Topic 12 MCQ's Test Preparation

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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

Try The 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

Which of the following is not a transmission medium.

Question # 2

In OSI network architecture the dialogue control and toke management are responsibility of

Question # 3

What is the main difference between DDCMP and SDLC.

Question # 4

An example of an analog communication method is.

Question # 5

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

Question # 6

An example of digital rather than analog communication is

Question # 7

Layer one of the OSI model is

Question # 8

the transmission signal coding method of TI carrier is called

Question # 9

How many OSI layers are covered in the X-25 standart.

Question # 10

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

Question # 11

Which of the following signal is not standard RS-232 -C signal

Question # 12

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

Question # 13

Which of the following transmission system provide the highest data rate to in individual device.

Question # 14

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

Question # 15

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

Question # 16

In a synchronous modem the receive equalizer is known as

Question # 17

What is the number of separate protocol layers at the steric interface gateway specified by the X.25 standard.

Question # 18

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

Question # 19

While transmitting odd panty coded symbols the number of zeros in each symbol is.

Question # 20

The transmission signal coding method of TI carrier is called.

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Sr. # Question Answer
1 the loss in signal power as light travels donw the fiber is called.

A. Attenuation

B. Progragation

C.scathering

D. Interruption

2 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

3 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

4 Which of the following signal is not standard RS-232 -C signal

A. VDR

B. RTS

C.CTS

D. DSR

5 Layer one of the OSI model is

A. Physical layer

B. Link layer

C.Transport layer

D. Network layer

6 Terminal are required for

A. Real time batch processing and time sharing.

B. Real time time sharing and distributed message processing.

C.Real time distributed processing and manager inuiry

D. Real time time sharing and message switching

7 How many OSI layers are covered in the X-25 standart.

A. Two

B. Three

C.Seven

D. Six

8 A examples of medium speed switched communications service is

A. Series 1000

B. Data phone 50

C.DDD

D. All of above

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

A. Front and processor

B. Multiplexer

C.Controller

D. All of the above

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

A. Simplex lines

B. Half duplex lines

C.full duplex lines

D. Biflex lines

11 the transmission signal coding method of TI carrier is called

A. Bipolar

B. NRZ

C.Binary

D. Manchester

12 Which of the following is an advantage to using fiber optics data transmission.

A. Resistance to data theft

B. Fast data transmission rate

C.Low noise level

D. All of above

13 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

14 In a synchronous modem the receive equalizer is known as

A. Adaptive equalizer

B. Impairment equalizer

C.Statistical equalizer

D. Compromise equalizer

15 Which of the following performs modulation and demodulation?

A. Fiber optics

B. Satellite

C.Coaxial cable

D. Modern

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

A. Simplex

B. Half duplex

C.Three quarters duplex

D. All of the above

17 Number of bits per symbol used in biodot code is.

A. 5

B. 7

C.8

D. 9

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