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  • Question

  • Which of the following is non-saturating?


  • Options
  • A. TTL
  • B. CMOS
  • C. ECL
  • D. Both (a) and (b)

  • Correct Answer
  • ECL 

    Explanation
    Since it is non-saturating, ECL has low propagation delay.

    Digital Electronics problems

    Search Results

    • 1. An OR gate has 4 inputs. One input is high and the other three are low. The output

    • Options
    • A. is low
    • B. is high
    • C. is alternately high and low
    • D. may be high or low depending on relative magnitude of inputs
      • Discuss
    • 2. The access time of a word in 4 MB main memory is 100 ms. The access time of a word in a 32 kb data cache memory is 10 ns. The average data cache bit ratio is 0.95. The efficiency of memory access time is

    • Options
    • A. 9.5 ns
    • B. 14.5 ns
    • C. 20 ns
    • D. 95 ns
      • Discuss
    • 3. If the functions w, x, y, z are as follows.
      w = R + PQ + RS ,
      x = PQR S + PQR S + PQ R S


      Then

    • Options
    • A. w = z x = z
    • B. w = z, x = y
    • C. w = y
    • D. w = y = z
      • Discuss
    • 4. Zero suppression is not used in actual practice.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. For the truth table of the given figure Y =

    • Options
    • A. A + B + C
    • B. A + BC
    • C. A
    • D. B
      • Discuss
    • 6. A device which converts BCD to seven segment is called

    • Options
    • A. encoder
    • B. decoder
    • C. multiplexer
    • D. none of these
      • Discuss
    • 7. A 12 bit ADC is used to convert analog voltage of 0 to 10 V into digital. The resolution is

    • Options
    • A. 2.44 mV
    • B. 24.4 mV
    • C. 1.2 V
    • D. none of the above
      • Discuss
    • 8. In a 7 segment display, LEDs b and c lit up. The decimal number displayed is

    • Options
    • A. 9
    • B. 7
    • C. 3
    • D. 1
      • Discuss
    • 9. BCD input 1000 is fed to a 7 segment display through a BCD to 7 segment decoder/driver. The segments which will lit up are

    • Options
    • A. a, b, d
    • B. a, b, c
    • C. all
    • D. a, b, g, c, d
      • Discuss
    • 10. 7BF16 = __________ 2

    • Options
    • A. 0111 1011 1110
    • B. 0111 1011 1111
    • C. 0111 1011 0111
    • D. 0111 1011 0011
      • Discuss

    Comments

    Avatar
    zeduccale
    3B, C in a concentration dependent manner, but the levels of Twist1 mRNA in MDA MB 231 and MDA MB 468 cells were not significantly altered in response to triptonide, suggesting that triptonide may reduce Twist1 protein stability in TNBC cells
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