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CSE :: Digital Computer Electronics

  1. Names, numbers, and other information needed to solve a problem are called _____

  2. A.
    program
    B.
    instruction
    C.
    data
    D.
    controls
    E.
    None of the above

  3. A typical microcomputer may have up to 65,536 registers in its memory. Each of these registers, usually called a _____

  4. A.
    address
    B.
    memory location
    C.
    registers
    D.
    chip
    E.
    None of the above

  5. Conversion of binary number 100000000002 to decimal number is

  6. A.
    102410
    B.
    103410
    C.
    112410
    D.
    103710
    E.
    None of the above

  7. Conversion of binary number 111112 to an octal number is

  8. A.
    358
    B.
    328
    C.
    378
    D.
    428
    E.
    None of the above

  9. Conversion of binary number 1011102 to an octal number is

  10. A.
    358
    B.
    468
    C.
    568
    D.
    508
    E.
    None of the above

  11. The hexadecimal number system is widely used in analyzing and programming ______

  12. A.
    registers
    B.
    chips
    C.
    microprocessors
    D.
    vacuum tube
    E.
    None of the above

  13. A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as

  14. A.
    decoder
    B.
    encoder
    C.
    multiplexer
    D.
    demultiplexer
    E.
    None of the above

  15. How many full and half-adders are required to add 16-bit numbers?

  16. 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

  17. 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.

  18. A.
    odd, even
    B.
    high, low
    C.
    low, high
    D.
    even, odd
    E.
    None of the above

  19. A gate is a logic circuit with one or more input signals but _____ output signal.

  20. A.
    two
    B.
    double
    C.
    one
    D.
    more than one
    E.
    None of the above