Networking MCQ Questions and answers- Technical Aptitude

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Each section contains 100 MCQs on Networking Miscellaneous .

A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?

A) 32 Kbps B) 64 Kbps C) 8 Kbps D) 128 Kbps. E) None of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

X.21 is

A) a method of determining which device has access to the transmission medium at any time B) a method access control technique for multiple-access transmission media C) a very common bit-oriented data link protocol issued by ISO D) network access standard for connecting stations to a circuit-switched network E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What is the minimum number of wires required for sending data over a serial communications links?

A) 2 B) 1 C) 4 D) 3 E) None of the above

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

In cyclic redundancy checking, the divisor is _____ the CRC.

A) the same size as B) one bit less than C) one bit more than D) two bits more E) None of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which command-line tool is included with every Microsoft TCP/IP client?

A) DHCP B) WINS C) PING D) WINIPCFG E) None of the above

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

If odd parity is used for ASCII error detection, the number of 0s per eight-bit symbol is _____.

A) even B) odd C) indeterminate D) 42

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

An error-detecting code inserted as a field in a block of data to be transmitted is known as

A) Frame check sequence B) Error detecting code C) Checksum D) flow control

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Number of bits per symbol used in Baudot code is

A) 1 B) 5 C) 8 D) 9 E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Working of the WAN generally involves

A) telephone lines B) microwaves C) satellites D) All of the above E) None of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What does the acronym ISDN stand for?

A) Indian Standard Digital Network B) Integrated Services Digital Network C) Intelligent Services Digital Network D) Integrated Services Data Network E) None of the above

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

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