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MCQs

Total Questions : 457 | Page 31 of 46 pages
Question 301. Conversion of binary number 11000112 to its decimal number is
  1.    2910
  2.    9710
  3.    9910
  4.    9310
  5.    None of the above
 Discuss Question
Answer: Option C. -> 9910
Question 302. Express 8192 in K units.
  1.    8 x 103 K
  2.    8.192 k
  3.    8K
  4.    All of the above
  5.    None of the above
 Discuss Question
Answer: Option C. -> 8K
Question 303. The functional capacity for LSI devices is
  1.    1 to 11 gates
  2.    12 to 99 gates
  3.    100 to 10,000 gates
  4.    more than 10,000 gates
  5.    None of the above
 Discuss Question
Answer: Option C. -> 100 to 10,000 gates
Question 304. What is the ASCII code for T?
  1.    1010100
  2.    1011010
  3.    1011100
  4.    1011111
  5.    None of the above
 Discuss Question
Answer: Option A. -> 1010100
Question 305. Which gates is known as universal gate?
  1.    NOT gate
  2.    AND gate
  3.    NAND gate
  4.    XOR gate
  5.    None of the above
 Discuss Question
Answer: Option C. -> NAND gate
Question 306. What is the 2's-complement representation of -24 in a 16-bit microcomputer?
  1.    0000 0000 0001 1000
  2.    1111 1111 1110 0111
  3.    1111 1111 1110 1000
  4.    0001 0001 1111 0011
  5.    None of the above
 Discuss Question
Answer: Option C. -> 1111 1111 1110 1000
Question 307. The hexadecimal number system is widely used in analyzing and programming ______
  1.    registers
  2.    chips
  3.    microprocessors
  4.    vacuum tube
  5.    None of the above
 Discuss Question
Answer: Option C. -> microprocessors
Question 308. How many full and half-adders are required to add 16-bit numbers?
  1.    8 half-adders, 8 full-adders
  2.    1 half-adders, 15 full-adders
  3.    16 half-adders, no full-adders
  4.    4 half-adders, 12 full-adders
  5.    None of the above
 Discuss Question
Answer: Option B. -> 1 half-adders, 15 full-adders
Question 309. An odd-parity generator produces an odd-parity bit to go along with the data. The parity of the transmitted data is _____ An XOR gate can test each received word for parity rejecting words with _____ parity.
  1.    odd, even
  2.    high, low
  3.    low, high
  4.    even, odd
  5.    None of the above
 Discuss Question
Answer: Option A. -> odd, even
Question 310. A gate is a logic circuit with one or more input signals but _____ output signal.
  1.    two
  2.    double
  3.    one
  4.    more than one
  5.    None of the above
 Discuss Question
Answer: Option C. -> one

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