Fields in Computer Science Networking Practice Test – Set 26 :: CSE

Are you guys looking for Computer science Engineering MCQ Questions with Answers PDF Free Download as per Computer science Engineering new exam pattern? You came to the right page. This may assist you to understand and check your knowledge about the Subjects. Students also can take a free test of the Multiple Choice Questions of Computer science Engineering. Each question has four options followed by the right answer. These Computer science Engineering MCQ Questions are selected supported by the newest exam pattern.


Q1. Which of the following technique is used for encapsulation?

(A) A technique used in best-effort delivery systems to avoid endlessly looping packets
(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) 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
(D) None 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


Q2. Which of the following best illustrates the default subnet mask for a class A, B, and C Network?

(A) 0.0.0.0, 0.0.0.1, 0.0.1.1
(B) 255.255.255.0, 255.255.0.0, 255.0.0.0
(C) 255.0.0.0, 255.255.0.0, 255.255.255.0
(D) 255.255.0.0, 255.255.255.0, 255.255.255.255

Answer: (C) 255.0.0.0, 255.255.0.0, 255.255.255.0


Q3. On a class B network, how many hosts are available at each site with a subnet mask of 248?

(A) 16,382
(B) 8,190
(C) 4,094
(D) 2,046

Answer:(D) 2,046


Q4. An anticipated result from multiprogramming operations is:

(A) Reduced computer idle time
(B) The handling of more jobs
(C) Better scheduling of work
(D) All of the above

Answer:(D) All of the above


Q5. What does 240 translate to in binary?

(A) 11110000
(B) 00011110
(C) 00001111
(D) 11100000

Answer: (A) 11110000


Q6. The CCITT Recommendation X.25 specifies three layers of communications:

(A) Application, presentation and session
(B) Session, transport and network
(C) Physical datalink and network
(D) Datalink, network and transport

Answer: (C) Physical datalink and network


Q7. A T-switch is used to

(A) Control how messages are passed between computers
(B) Echo every character that is received
(C) Transmit characters one at a time
(D) Rearrange the connections between computing equipment

Answer: (D) Rearrange the connections between computing equipment


Q8. The interactive transmission of data within a time sharing system may be best suited to

(A) Simplex lines
(B) Half-duplex lines
(C) Full-duplex lines
(D) Biflex-line

Answer: (B) Half-duplex lines


Q9. 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

Answer: (C) One bit more than


Q10. A software that allows a personal computer to pretend it as a terminal is

(A) Auto-dialing
(B) Bulletin board
(C) Modem
(D) Terminal emulation

Answer: (A) Auto-dialing


Q11. Baseband is

(A) Transmission of signals without modulation
(B) A signal all of whose energy is contained within a finite frequency range
(C) The simultaneous transmission of data to a number of stations
(D) None of the above

Answer: (A) Transmission of signals without modulation


Q12. With an IP address set starting with 150, you currently have six offices that you are treating as subnets. Plans are in place to open 10 more offices before the end of the year. What subnet mask should you use to satisfy the needed number of subnets and maximize the number of hosts available at each site?

(A) 192
(B) 224
(C) 240
(D) 248

Answer: (D) 248


Q13. If a firm wanted to transmit data from 1,000 punched cards to a remote computer, they would use a(n)

(A) POS terminal
(B) Data collection terminal
(C) Batch processing terminal
(D) Intelligent terminal

Answer: (C) Batch processing terminal


(A) Bit stuffing
(B) Cyclic redundancy codes
(C) Hamming codes
(D) Equalization

Answer: (B) Cyclic redundancy codes


Q15. If digital data rate of 9600 bps is encoded using 8-level phase shift keying (PSK) method, the modulation rate is

(A) 1200 bands
(B) 3200 bands
(C) 4800 bands
(D) 9600 bands

Answer: (B) 3200 bands


Networking MCQ – All Set

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