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MCQs

Total Questions : 228 | Page 22 of 23 pages
Question 211. Multiplication of 478 by 528 is
  1.    None of these
  2.    (3146)8
  3.    (4147)8
  4.    (3184)8
  5.    (3144)8
 Discuss Question
Answer: Option B. -> (3146)8
Question 212. Computers use thousands of flip-flops. To coordinate the overall action, a common signal called the _____ is sent to each flip-flop.
  1.    clock
  2.    latch
  3.    slave
  4.    None of these
  5.    master
 Discuss Question
Answer: Option A. -> clock
Question 213. Conversion of decimal number 9310 to hexadecimal number is
  1.    None of these
  2.    6216
  3.    3116
  4.    2D16
  5.    5D16
 Discuss Question
Answer: Option E. -> 5D16
Question 214. Binary-Coded-decimal (BCD) numbers express each digit as a _____
  1.    nibble
  2.    All of these
  3.    None of these
  4.    byte
  5.    bit
 Discuss Question
Answer: Option A. -> nibble
Question 215. Which of the following boolean algebra statements represent commutative law
  1.    (A+B)+CA+(B+C)
  2.    A+BB+A
  3.    (B+C)(A.B)+(A.C)
  4.    A+AA
  5.    None of these
 Discuss Question
Answer: Option B. -> A+BB+A
Question 216. Conversion of hexadecimal number 93FA16 to it's binary number equivalent is
  1.    None of these
  2.    1.001001111111E+17
  3.    1100111111100110
  4.    10010011111110100
  5.    1111100001112
 Discuss Question
Answer: Option D. -> 10010011111110100
Question 217. The 2's compliment of binary number 0.01011 is:
  1.    1.10101
  2.    0.101
  3.    0.10101
  4.    1.101
  5.    None of these
 Discuss Question
Answer: Option A. -> 1.10101
Question 218. Conversion of decimal number 9910 to it's octal number equivalent is
  1.    1438
  2.    1218
  3.    1248
  4.    1198
  5.    None of these
 Discuss Question
Answer: Option A. -> 1438
Question 219. The _____ gate has two or more input signals. All inputs must be high to get a high output
  1.    OR
  2.    NAND
  3.    NOR
  4.    None of these
  5.    AND
 Discuss Question
Answer: Option E. -> AND
Question 220. Conversion of an octal number 1428 to binary number is
  1.    11000112
  2.    11011012
  3.    11000102
  4.    None of these
  5.    1101102
 Discuss Question
Answer: Option C. -> 11000102

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