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Data Communications and Networks
Data Communications and Networks
Data Communications and Networks - MCQs
Q
Which layer of OSI model performs Encryption/Decryption?
A
Physical
B
Application
C
Presentation
D
Session
Computer Science
Data Communications and Networks
Safdar Ali
Q
Transmission mode used for data communication along telephone lines is:
A
Serial
B
Parallel
C
Synchronous
D
Asynchronous
Computer Science
Data Communications and Networks
Safdar Ali
Q
In the OSI model, when data packet moves from upper layers to lower layers, headers get __________.
A
added
B
removed
C
none of the above
D
rearranged
Computer Science
Data Communications and Networks
Safdar Ali
Q
A __________ contains information which is attached to the front of data.
A
trailer
B
folder
C
header
D
none of these
Computer Science
Data Communications and Networks
Safdar Ali
Q
The technical name for WiFi is __________.
A
802.11
B
802.5
C
802.4
D
802.10
Computer Science
Data Communications and Networks
Safdar Ali
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