logo

CuriousTab

CuriousTab

Discussion


Home Digital Electronics Number Systems and Codes Comments

  • Question
  • Convert the following decimal number to BCD.
    469


  • Options
  • A. 100101101000
  • B. 010001101001
  • C. 100001101001
  • D. 100101100100

  • Correct Answer
  • 010001101001 


  • Number Systems and Codes problems


    Search Results


    • 1. Convert the following hexadecimal number to decimal.
      1CF16

    • Options
    • A. 463
    • B. 4033
    • C. 479
    • D. 4049
    • Discuss
    • 2. Alphanumeric codes should include as a minimum:

    • Options
    • A. the capacity to represent the alphabet upper- and lowercase characters and the decimal numbers in a straight binary format.
    • B. the capacity to code all possible decimal numbers in a direct octal representation of BCD codes.
    • C. the alphabet upper- and lowercase letters, the decimal digits, the seven punctuation marks, and other characters or symbols.
    • D. the ability to represent decimal numbers greater than 12810 in a straight binary format.
    • Discuss
    • 3. The octal number for binary 1101110101110110 is ________.

    • Options
    • A. 6545218
    • B. 5565618
    • C. 1566568
    • D. 1565668
    • Discuss
    • 4. Convert the binary number 1011010 to hexadecimal.

    • Options
    • A. 5B
    • B. 5F
    • C. 5A
    • D. 5C
    • Discuss
    • 5. Which of the following is the most widely used alphanumeric code for computer input and output?

    • Options
    • A. Gray
    • B. ASCII
    • C. Parity
    • D. EBCDIC
    • Discuss
    • 6. Digital electronics is based on the ________ numbering system.

    • Options
    • A. decimal
    • B. octal
    • C. binary
    • D. hexadecimal
    • Discuss
    • 7. Convert the following decimal number to hexadecimal.
      74

    • Options
    • A. A416
    • B. B416
    • C. 4A16
    • D. 4B16
    • Discuss
    • 8. The binary number for F3A16 is ________.

    • Options
    • A. 111100111010
    • B. 111100111110
    • C. 000000111010
    • D. 000011000100
    • Discuss
    • 9. If a typical PC uses a 20-bit address code, how much memory can the CPU address?

    • Options
    • A. 20 MB
    • B. 10 MB
    • C. 1 MB
    • D. 580 MB
    • Discuss
    • 10. Convert decimal 213 to binary.

    • Options
    • A. 11001101
    • B. 11010101
    • C. 01111001
    • D. 11100011
    • Discuss


    Comments

    There are no comments.

Enter a new Comment