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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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Total Questions15
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Time Allowed15
ECAT Computer Science Chapter 6 Data Communication
00:00
Question # 1
How many pairs of computers can simultaneously communicate on Ethernet LAN?
Question # 2
FDDI is a
Question # 3
The type of modulation that changes the height of the signal is called.
Question # 4
_________Coding schemes use 4 bit code
Question # 5
The height of the wave is called :
Question # 6
Terminal is a.
Question # 7
Logical security for on-line systems is achieved primarily by ________ and authorization codes
Question # 8
In______________communication modes the data communication can take place in only one direction
Question # 9
The process of converting from analog to digital is called.
Question # 10
Microwave transmission, coaxial cables, and fiber optics are examples of.
Question # 11
People on a LAN can share.
Question # 12
Token passing prevents data collisions by.
Question # 13
Project 802 defines standards for which layers of the OSI model?
Question # 14
ASCII 8 bit code can represent maximum
Question # 15
The transfer if encoded information from one location to another by a communication channel is called
Top Scorers Of ECAT Computer Science Chapter 6 Data Communication MCQ`s Test
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H Husain Abbas 20 - Dec - 2024 00 Min 30 Sec 60/60 -
T Tasser Haider 28 - May - 2024 01 Min 07 Sec 60/60 -
R RONIN 06 - Jul - 2024 01 Min 15 Sec 60/60 -
U Usman Asif 25 - May - 2024 01 Min 16 Sec 60/60 -
A Abdullah Baloch 06 - Aug - 2024 01 Min 18 Sec 60/60 -
A Amna Naz 16 - Nov - 2024 01 Min 21 Sec 60/60 -
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M Manoush Fatima 02 - Jun - 2024 02 Min 35 Sec 50/60
ECAT Computer Sciences Chapter 6 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A connection for similar networks. |
A. satellite
B. gateway
C. bridge
D. fax
|
| 2 | _______is not component of data communication. |
A. Medium
B. Voltage
C. Decoder
D. Receiver
|
| 3 | ASCII 7 bit code can represent maximum |
A. 265 character
B. 128 character
C. 64 character
D. 65536 character
|
| 4 | Communication circuits that transmit data in both directions but not at the same time are operating in. |
A. Simplex mode
B. Half duplex mode
C. Full Duplex mode
D. None of above
|
| 5 | ___________coding scheme is used by IBM |
A. Unicode
B. ASCII
C. EBCDIC
D. BCD
|
| 6 | Light sound and radio waves are examples of : |
A. Analog Signals
B. Digital Signals
C. Simple Signals
D. None
|
| 7 | Data communication requires only a : |
A. Sender
B. Receiver
C. Transmission Medium
D. All of the above
|
| 8 | The transfer if encoded information from one location to another by a communication channel is called |
A. data processing
B. data distribution
C. data communication
D. data encryption
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| 9 | The media Access Control sublayer resides in which OSI layer? |
A. Physical
B. Data Link
C. Network
D. Transport
|
| 10 | One or more computers connected to a hub computer is a(n) |
A. ring network
B. node
C. information utility
D. star network
|
Test Questions