ECAT Computer Science MCQS Set 1

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ECAT Computer Science MCQS Page 6


A LAN is a combination of
ALL
Network adapter cards
LAN cables
LAN application software

Which of the following is not a network topology?
SNA
Star
Ring
Bus

Each computer on a network is called a
Node
Bus
Server
None

OSI reference Model has
7 layers
6 layers
3 layers
1 layers

Internet surfing is example of
Half duplex
Simplex
Full duplex
None

Along signal is measured in
Volt
Hertz
Digits
Watts

BPS stands for:
Bytes per second
Bound per second
Bits per second
Binary packets per second

The height of wave within a given period of time is known as
Amplitude
Frequency
Oscillation
Pulse

The internet transfer of data in computer uses
Parallel mode
Serial mode
Both a and B
None

All are guided media except
Micro wave
Fiber optic
Coaxial
Twisted pair

The process of transferring data electronically from one place to another is called
Data Communication
Data processing
Data sender
Data sequencing

BCD code is_______bit code:
4-bit
2-bit
6-bit
8-bit

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