ECAT Pre Computer Science MCQ Test For Computer Chapter 6 With Answer

MCQ's Test For ECAT Computer Science Chapter 6 Data Communication

Try The MCQ's Test For ECAT Computer Science Chapter 6 Data Communication

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ECAT Computer Science Chapter 6 Data Communication

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Question # 1

The device used with satellite transmission that ensures that strong outgoing signals do not interface with weak incoming signals is called a.

Question # 2

Electronic banking.

Question # 3

_________Coding schemes use 4 bit code

Question # 4

Who invented the modem?

Question # 5

Now-a-day computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose?

Question # 6

Data communication requires only a :

Question # 7

Logical security for on-line systems is achieved primarily by ________ and authorization codes

Question # 8

Project 802 defines standards for which layers of the OSI model?

Question # 9

People on a LAN can share.

Question # 10

The electromagnetic or light waves representing data are called:

Question # 11

Which of the following topologies is passive?

Question # 12

Select the statement which is most correct about printer drivers.

Question # 13

Which of the following is not a category of network problems.

Question # 14

What layer of the OSI model does data compression?

Question # 15

___________coding scheme is used by IBM

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ECAT Computer Sciences Chapter 6 Important MCQ's

Sr.# Question Answer
1 FDDI is a
A. ring network
B. star network
C. mesh network
D. bus network
2 The _______ is the physical path over which a message travels.
A. Protocol
B. Medium
C. Single
D. All
3 What enables a computer to work with a printer?
A. Protocols
B. Drivers
C. Packet processor
D. HCL
4 The information that is to be transferred from one location to another is called:
A. Signals
B. Data
C. Sender
D. Message
5 The type of modulation that changes the height of the signal is called.
A. frequency
B. phase
C. amplitude
D. prephase
6 The _____________ is the physical path over which the message travels :
A. Protocol
B. Medium
C. Signal
D. All of the above
7 Now-a-day computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose?
A. Fax card
B. Modem card
C. Network Adapter card
D. DVD
8 What does the acronym ISDN stand for?
A. International Services Data Network
B. Intelligent Services Digital Network
C. Integrated Services Digital Network
D. Interactive Services Digital Network
9 The media Access Control sublayer resides in which OSI layer?
A. Physical
B. Data Link
C. Network
D. Transport
10 A driver is.
A. hardware
B. a peripheral device
C. a card
D. software

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