logo

CuriousTab

CuriousTab

Discussion


Home Computer Science Digital Computer Electronics Comments

  • Question
  • The _____ is ultraviolet-light-erasable and electrically programmable. This allows the user to erase and store until programs and data are perfected.


  • Options
  • A. EPROM
  • B. ROM
  • C. PROM
  • D. RAM
  • E. None of the above

  • Correct Answer
  • EPROM 


  • Digital Computer Electronics problems


    Search Results


    • 1. Small-scale integration, abbreviated _____ refers to fewer than 12 gates on the same chip. Medium-scale integration (MSI) means 12 to 100 gates per chip. And large-scale integration (LSI) refers to more than _____ gates per chip.

    • Options
    • A. SSI, 75
    • B. SSI, 100
    • C. SSI, 1000
    • D. SSI, 10000
    • E. None of the above
    • Discuss
    • 2. A logic circuit which is used to change a BCD number into an equivalent decimal number is

    • Options
    • A. decoder
    • B. encoder
    • C. multiplexer
    • D. code converter
    • E. None of the above
    • Discuss
    • 3. The 2764 is 65,536-bit EPROM organized as 8,192 words of 8 bits each. How many address lines does it have?

    • Options
    • A. 12
    • B. 14
    • C. 13
    • D. 8
    • E. None of the above
    • Discuss
    • 4. Conversion of an octal number 1068 to binary number is

    • Options
    • A. 11100102
    • B. 10001102
    • C. 11001102
    • D. 100001102
    • E. None of the above
    • Discuss
    • 5. A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers.

    • Options
    • A. hexa, sign
    • B. sign, hexa
    • C. positive, negative
    • D. negative, positive
    • E. None of the above
    • Discuss
    • 6. A shift register can be used for:

    • Options
    • A. parallel to serial conversion
    • B. serial to parallel conversion
    • C. digital delay line
    • D. all of the above
    • E. None of the above
    • Discuss
    • 7. Conversion of binary number 1000112 to an octal number is

    • Options
    • A. 438
    • B. 478
    • C. 498
    • D. 508
    • E. None of the above
    • Discuss
    • 8. What is the hexadecimal equivalent of a binary number 10101111

    • Options
    • A. AF
    • B. 9E
    • C. 8C
    • D. All of the above
    • E. None of the above
    • Discuss
    • 9. Which of the following TTL subfamily is the fastest

    • Options
    • A. standard TTL
    • B. high-speed TTL
    • C. schottky TTL
    • D. low-speed TTL
    • E. None of the above
    • Discuss
    • 10. A combinational logic circuit which is used to send data coming from a single source to two or more separate destinations is called as

    • Options
    • A. decoder
    • B. encoder
    • C. multiplexer
    • D. demultiplexer
    • E. None of the above
    • Discuss


    Comments

    There are no comments.

Enter a new Comment