26. The CPU is made up of control unit ALU and

A. Memory
B. Input-Output
C. Register unit
D. All of the above
E. None of the above

27. In digital computer, all the expressions are coded into

A. Octal digits
B. Binary digits
C. Hexadecimal digits
D. Decimal cligits
E. None of the above

28. In computer terminology a compiler means

A. a person who computes source programs
B. the same thing as a programmer
C. key punch operator
D. a program which translates source program into object program

29. Which part of computer performs functions similar to the cerebrums of the above cardiac and nervous system of a human body.

A. ALU
B. Input device
C. CPU
D. Control unit
E. None of the above

30. A storage area used to store data to compensate for the difference in speed at which the different units can handle data is

A. Memory
B. Buffer
C. Accumulator
D. Address
E. None of the above