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Networking Multiple Choice Questions and Answers 75

371. . Communication circuits that transmit data in both directions but not at the same time are operating in ______
(A)simplex mode.
(B)half duplex mode.
(C)full duplex mode.
(D)asynchronous mode.
372. The term remote job entry relates to __________
(A)batch processing.
(B)real time processing.
(C)transaction processing.
(D)distribute processing.
373. A required characteristics of an online real-time system is
(A)offline batch processing.
(B)more than one CPU.
(C)no delay in processing.
(D)good time slice.
374. An example of digital, rather than analog communication is _______
(A)DDD.
(B)WATS.
(C)DDS.
(D)DDT.
375. . Which of the following communications lines is best suited to interactive processing applications?
(A)Narrowband channels.
(B)Simplex lines.
(C)Full duplex channel.
(D)Mixed band channels.