46. EBCDIC can code up to how many different characters?
A. 8
B. 16
C. 32
D. 64
E. 56
47. Who is credited with the idea of using punch cards to control patterns in a weaving machine?
A. Pascal
B. Hollerith
C. Babbage
D. jacquard
E. None of the above
48. Which 32-bit microprocessor is used in IBM’s PS/2 model-80 computer?
A. 8088
B. 80286
C. 80386
D. 80486
E. None of the above
49. The memory which is ultraviolet light erasable and electrically programmable is
A. ROM
B. PROM
C. RAM
D. EPROM
E. None of the above
50. What is the name of the computer which was first used for programming and playing of music?
A. ELLIAC
B. ENIAC
C. UNIVAC
D. All of the above
E. None of the above