Digital Communications
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Digital Communications Subcategories
And Network SynchronizationOptical Switching Networks
Osi Model Security 1Protocols
The ____________ model is 7-layer architecture where each layer is having some specific functionality to perform.
A. TCP/IP
B. Cloud
C. Osi
D. Osi
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The time required to transmit frame depends on
A. Frame size
B. Channel capacity
C. Frame size & channel capacity
D. None of the mentioned
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Window given the number of
A. Bytes
B. Frames
C. Bytes & frames
D. None of the mentioned
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Routing is
A. Static
B. Dynamic
C. Static & dynamic
D. None of the mentioned
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Routing is performed only centrally.
A. True
B. False
C.
D.
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Which is connection oriented and which is connection-less?
A. Datagrams, virtual circuits
B. Virtual circuits, datagrams
C. Datagrams
D. None of the mentioned
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Which uses UDP?
A. Echo
B. Time
C. Domain name server
D. All of the mentioned
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Which uses TCP?
A. Simple mail transfer protocol
B. Simple network management protocol
C. Simple mail transfer & network management protocol
D. None of the mentioned
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Which tells about low level transmission and framing?
A. V series
B. X series
C. G series
D. Q series
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Which tells about signalling?
A. V series
B. X series
C. G series
D. Q series
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Word of the Day
10 Jun
Timid
showing a lack of courage or confidence; easily frightened.
بزدل خوفزدہ ڈرپوک

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