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Computer Aptitude > Networking

NETWORKING MISCELLANEOUS MCQs

Total Questions : 411 | Page 7 of 42 pages
Question 61. Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?
  1.    one bit or any odd number of bits inverted in a block of data during transmission
  2.    two bits or any even number of bits inverted in a block during transmission
  3.    one bit or any odd number of bits inverted in a byte during transmission
  4.    two bits or any even number of bits inverted in a byte during transmission
  5.    None of the above
 Discuss Question
Answer: Option D. -> two bits or any even number of bits inverted in a byte during transmission
Question 62. Which utility is an all-purpose tool for troubleshooting TCP/IP problems?
  1.    NBTSTAT
  2.    Netstat
  3.    PING
  4.    Hostname
  5.    None of the above
 Discuss Question
Answer: Option C. -> PING
Question 63. In communication satellite, multiple repeaters are known as
  1.    detector
  2.    modulator
  3.    stations
  4.    transponders
  5.    None of the above
 Discuss Question
Answer: Option D. -> transponders
Question 64. What is the loopback address?
  1.    127.0.0.1
  2.    255.0.0.0
  3.    255.255.0.0
  4.    255.255.255.255.0
  5.    None of the above
 Discuss Question
Answer: Option A. -> 127.0.0.1
Question 65. An ROP would be attached to a
  1.    simplex channel
  2.    duplex channel
  3.    half duplex channel
  4.    full duplex channel
  5.    None of the above
 Discuss Question
Answer: Option A. -> simplex channel
Question 66. Who originally designed TCP/IP?
  1.    The Department of Defense
  2.    Novell
  3.    IBM
  4.    Xerox
  5.    None of the above
 Discuss Question
Answer: Option A. -> The Department of Defense
Question 67. The systematic access of small computers in a distributed data processing system is referred to as:
  1.    dialed service
  2.    multiplexing
  3.    polling
  4.    conversational mode
  5.    None of the above
 Discuss Question
Answer: Option C. -> polling
Question 68. The process of converting analog signals into digital signals so they can be processed by a receiving computer is referred to as:
  1.    modulation
  2.    demodulation
  3.    synchronizing
  4.    synchronizing
  5.    None of the above
 Discuss Question
Answer: Option B. -> demodulation
Question 69. An example of digital, rather than analog, communication is
  1.    DDD
  2.    DDS
  3.    WATS
  4.    DDT
  5.    None of the above
 Discuss Question
Answer: Option B. -> DDS
Question 70. How many OSI layers are covered in the X.25 standard?
  1.    two
  2.    three
  3.    seven
  4.    six
  5.    None of the above
 Discuss Question
Answer: Option B. -> three

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