31. The 2’s complement of a binary no. is obtained by adding…..to its 1’s complement.

A. 0
B. 1
C. 10
D. 12
E. None of the above

32. A systems programming language for microcomputers in the Intel family is

A. PL/C
B. PL/CT
C. PL/M
D. PLA
E. None of the above

33. A datum that indicates some important state in the content of input or output is

A. Sequence
B. Sentinel
C. SIO
D. Sibling
E. None of the above

34. Which is a non-standard version of a computing language?

A. PROLOG
B. APL
C. Army
D. PL/1
E. None of the above

35. Which of the following is still useful for adding numbers?

A. EDSAC
B. ENIAC
C. Abacus
D. UNIVAC
E. None of the above