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⇱ Quiz about Misc Topics in Computer Networks

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Question 1

How many bytes of data can be sent in 15 seconds over a serial link with baud rate of 9600 in asynchronous mode with odd parity and two stop bits in the frame?

  • 10,000 bytes

  • 12,000 bytes

  • 15,000 bytes

  • 27,000 bytes

Question 2

Which one of the following is not a client server application?

  • Internet chat

  • Web browsing

  • E-mail

  • ping

Question 3

Consider the following statements about the timeout value used in TCP. i. The timeout value is set to the RTT (Round Trip Time) measured during TCP connection establishment for the entire duration of the connection. ii. Appropriate RTT estimation algorithm is used to set the timeout value of a TCP connection. iii. Timeout value is set to twice the propagation delay from the sender to the receiver. Which of the following choices hold?

  • (i) is false, but (ii) and (iii) are true

  • (i) and (iii) are false, but (ii) is title

  • (i) and (ii) are false, but (iii) is true

  • (i), (ii) and (iii) are false

Question 4

Which of these is not a feature of WAP 2.0

  • Push and Pull Model

  • Interface to a storage device

  • Multimedia messaging

  • Hashing

Question 5

Consider an uncompressed stereo audio signal of CD quality which is sampled at 44.1 kHz and quantized using 16 bits. What is required storage space if a compression ratio of 0.5 is achieved for 10 seconds of this audio?

  • 172 KB

  • 430 KB

  • 860 KB

  • 1720 KB

Question 6

What is compression ratio in a typical mp3 audio files?

  • 4:1

  • 6:1

  • 8:1

  • 10:1

Question 7

A computing architecture, which allows the user to use computers from multiple administrative domains to reach a common goal is called as

  • Grid Computing

  • Neutral Networks

  • Parallel Processing

  • Cluster Computing

Question 8

If the frame buffer has 8 bits per pixel and 8 bits are allocated for each of the R, G, B components, what would be the size of the lookup table?

  • 24 bytes

  • 1024 bytes

  • 768 bytes

  • 256 bytes

Question 9

What is the maximum number of characters (7 bits + parity ) that can be transmitted in a second on a 19.2 kbps line. This asynchronous transmission requires 1 start bit and 1 stop bit.

  • 192

  • 240

  • 1920

  • 1966

Question 10

Which of the following is not provided as a service in cloud computing?

  • Infrastructure as a service

  • Architecture as a service

  • Software as a service

  • Platform as a service

There are 50 questions to complete.

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