logo

CuriousTab

CuriousTab

Discussion


Home Computer Science Digital Computer Electronics Comments

  • Question
  • Conversion of an octal number 31378 to it's decimal equivalent is


  • Options
  • A. 163110
  • B. 163210
  • C. 153110
  • D. 193110
  • E. None of the above

  • Correct Answer
  • 163110 


  • Digital Computer Electronics problems


    Search Results


    • 1. The number of binary bits required to represent a hexadecimal digit is

    • Options
    • A. 3
    • B. 4
    • C. 6
    • D. 8
    • E. None of the above
    • Discuss
    • 2. Conversion of decimal number 2810 to it's octal number equivalent is

    • Options
    • A. 328
    • B. 408
    • C. 348
    • D. 368
    • E. None of the above
    • Discuss
    • 3. The memory cell of a dynamic RAM is simpler and smaller than the memory cell of a _____ RAM.

    • Options
    • A. volatile
    • B. static
    • C. semiconductor
    • D. bipolar
    • E. None of the above
    • Discuss
    • 4. Conversion of an octal number 1438 to hexadecimal number is

    • Options
    • A. 6316
    • B. 6016
    • C. 5016
    • D. 5716
    • E. None of the above
    • Discuss
    • 5. What logic function is produced by adding an inverter to the output of an AND gate?

    • Options
    • A. NAND
    • B. NOR
    • C. XOR
    • D. OR
    • E. None of the above
    • Discuss
    • 6. Why are digital circuits easier to design than analog circuits?

    • Options
    • A. they do not control electricity precisely over a wide range
    • B. they are made in the form of ICs
    • C. all elements of digital circuit are from the same family
    • D. they are smaller in size
    • E. None of the above
    • Discuss
    • 7. A _____ is a group of devices that store digital data.

    • Options
    • A. circuits
    • B. register
    • C. variations
    • D. bit
    • E. None of the above
    • Discuss
    • 8. A microprocessor has memory locations from 0000 to 3FFF. Each memory location stores 1 byte. How bytes can the memory store? Express this in kilobytes?

    • Options
    • A. 4,095, 4K
    • B. 16,384, 16K
    • C. 32,740, 32K
    • D. 46,040, 46K
    • E. None of the above
    • Discuss
    • 9. Conversion of hexadecimal number 6B216 to it's binary number equivalent is

    • Options
    • A. 11110001101112
    • B. 0110101100102
    • C. 01100110011112
    • D. 111111112
    • E. None of the above
    • Discuss
    • 10. How many full and half-adders are required to add 16-bit numbers?

    • Options
    • A. 8 half-adders, 8 full-adders
    • B. 1 half-adders, 15 full-adders
    • C. 16 half-adders, no full-adders
    • D. 4 half-adders, 12 full-adders
    • E. None of the above
    • Discuss


    Comments

    There are no comments.

Enter a new Comment