Assignment No. 1 - Computers and Information

 

  1. List the binary, octal, and hexadecimal numbers from 16 to 31.

  2. What is the exact number of bits in a memory that contains
    1. 96K bits?
    2. 640M bits?
    3. 4G bits?

  3. What is the decimal equivalent of the largest binary integer that can be obtained with
    1. 11 bits?
    2. 25 bits?

  4. Convert the following binary numbers to decimal:
    1. 1001101
    2. 1010011.101
    3. 10101110.1001

  5. Convert the following decimal number to binary:
    1. 193
    2. 751
    3. 2007
    4. 19450

  6. Convert the following numbers from the given base to the other three bases listed in the table:

 

Decimal

Binary

Octal

Hexadecimal

369.3125

?

?

?

?

10111101.101

?

?

?

?

326.5

?

?

?

?

F3C7.A




  1. Perform the following binary multiplications:
    1. 1101 x 1011
    2. 0101 x 1010
    3. 100111 x 011011

  2. Write your full name in ASCII, using an 8-bit code
    1. With the leftmost bit always 0.
    2. With the leftmost bit selected to produce even parity.