SYSTEM Past Papers MCQs

System Administrator 2026 — 2365 MCQs (Page 234 of 237)

Practice SYSTEM Past Papers MCQs with solved questions from real past exams. These MCQs cover System Administrator 2026 past papers and are ideal for candidates preparing for competitive exams.

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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

Which uses UDP?

A. Echo
B. Time
C. Domain name server
D. All of the mentioned

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

Which tells about low level transmission and framing?

A. V series
B. X series
C. G series
D. Q series

Which tells about signalling?

A. V series
B. X series
C. G series
D. Q series

Which of the following transmission line can be considered as medium transmission line?

A. Transmission line of length upto 600 km
B. Transmission line of length upto 500 km
C. Transmission line of length upto 200 km
D. Transmission line of length upto 80 km

Which of the following is correct operating voltage range for medium transmission lines.

A. More than 765 kv
B. More than 400 kv
C. More than 20 kv
D. More than 132 kv

What is the value of the charging current flowing to earth in medium transmission line.

A. Very high
B. Medium
C. Negligible
D. No capacitance

Performance of short transmission lines depends on which of the following?

A. Resistance and capacitance
B. Resistance and inductance
C. Inductance and capacitance
D. Resistance, inductance and capacitance

Performance analysis of medium transmission line is done ________

A. By reactance diagram
B. By symmetrical component analysis method
C. By neglecting line inductance
D. On per phase basis

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