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Wipro Sample Technical Aptitude


4 questions
1) A 2 mb PCM (Pulse Code Modulation) has
Options
a) 32 voice channels
b) 30 voice channels & 1 signalling channel
c) 31 voice channels & 1 signalling channel
d) 32 channels out of which 30 voice channels, 1 signalling channel and 1 synchronization
channel.
Answer : 31 voice channels & 1 signalling channel
2) Word alignment is
Options
a) aligning the address to the next word boundary of the machine
b) aligning to even boundary
c) aligning to word boundary
d) none of the above
Answer : aligning the address to the next word boundary of the machine
3) To send a packet data using datagram, when a connection will be established
Options
a) before data transmission
b) connection is not established before data transmission
c) no connection required
d) none of the above
Answer : no connection required
4) The status of the kernel is?
Options
a) task
b) process
c) not defined
d) none of the above
Answer : Process

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