adplus-dvertising
71. Frame boundaries are recognized and created by ....................
a. Application layer
b. Data Link layer
c. Session layer
d. Network layer
Answer: (c).Session layer
72. Token Management is the function of ....................
a. Application layer
b. Data Link layer
c. Session layer
d. Network layer
Answer: (d).Network layer
73. The function of Physical Layer?
a. Error correction and Detection
b. Piggybacking
c. Flow Control
d. Determine number of volts to represent 1 or 0
Answer: (d).Determine number of volts to represent 1 or 0
74. As the data packet moves from the lower to the upper layers then headers are?
a. added
b. subtracted
c. rearranged
d. modified
Answer: (a).added
75. In OSI network architecture, the routing is performed by ..................
a. network layer
b. data link layer
c. transport layer
d. session layer
Answer: (a).network layer
76. How many OSI layers are covered in the X.25 standard?
a. Two
b. Three
c. Seven
d. Six
Answer: (b).Three
77. Layer one of the OSI model is .................
a. physical layer
b. link layer
c. transport layer
d. internet work layer
Answer: (a).physical layer
78. The X.25 standard specifies a ...............
a. technique for start-stop data
b. technique for dial access
c. DTE/DCE interface
d. None of above
Answer: (c).DTE/DCE interface
79. Which of the following are session layer check points?
a. allow just a portion of a file to be resent
b. detect and recover errors
c. control the addition of headers
d. are involved in dialog control
Answer: (a).allow just a portion of a file to be resent
80. Which of the following technique is used for encapsulation?
a. one of the pieces that results when an IP gateway divides an IP datagram into smaller pieces for transmission across a network that cannot handle the original datagram size
b. a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame
c. a technique used in best-effort delivery systems to avoid endlessly looping packets
d. all of the above
Answer: (b).a technique used by protocols in which a lower level protocol accepts a message from a higher level protocol and places it in the data portion of the low level frame

GATE CSE Resources

Questions from Previous year GATE question papers

UGC NET Computer science Resources

UGC NET Previous year questions and practice sets

NET General Paper 1

UGC NET Previous year questions and practice sets

GATE CSE Online Test

Attempt a small test to analyze your preparation level. This GATE exam includes questions from previous year GATE papers.

UGC NET practice Test

Practice test for UGC NET Computer Science Paper. The questions asked in this NET practice paper are from various previous year papers.