91. Huffman coding technique is adopted for constructing the source code with . . . . . . . . redundancy.
92. I-frame is
93. The self information of random variable is
94. During the shifting of bits in an encoder, how are the transitions in the states represented?
95. In a Direct Sequence CDMA system the chip rate is 1.2288 × 106 chips per second. If the processing gain is desired to be AT LEAST 100, the data rate
96. An image uses 512 × 512 picture elements. Each of the picture elements can take any of the 8 distinguishable intensity levels. The maximum entropy in the above image will be
97. For designing a communication system, which among the following parameters should be maximum?
1. Transmission rate
2. Received signal-to-noise ratio
3. Error probability
4. Bandwidth requirement
1. Transmission rate
2. Received signal-to-noise ratio
3. Error probability
4. Bandwidth requirement
98. Four messages band limited to W, W, 2W and 3W respectively are to be multiplexed using Time Division Multiplexing (TDM). The minimum bandwidth required for transmission of this TDM signal is
99. Which among the following represents the code in which codewords consists of message bits and parity bits separately?
100. For (n, k) binary BCH code, how are the parity check bits (n - k) specified?
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