Digital Data Representation set 5

Que: 42. EXOR is the __________ of the binary number.
a. MSB to the next bit
b. LSB to the next bit
c. MSB of the previous bit
d. LSB of the previous bit
Que: 43. ASCII code is required for representing more than ________ characters.
a. 16
b. 8
c. 64
d. 32
Que: 44. Why the 8-bit (MSB) is added in EBCDIC?
a. For carriage return
b. For making the total number of 1’s odd
c. For line feed
d. For parity
Que: 45. What is the 8-bit EBCDIC representation of alphabet M?
a. 1100100
b. 11001001
c. 11010100
d. 10001
Que: 46. Which of the following is not correct regarding EBCDIC?
a. It is used to represent more than 64 characters.
b. It is a 7-bit code.
c. A maximum of 128 different characters can be represented by this code.
d. None of the above
Que: 47. The MSB of _____________ is same as the MSB of the corresponding Gray code.
a. Alphanumeric code
b. Excess-3 code
c. Binary code
d. Gray code
Que: 48. How can you represent (08)10 in BCD?
a. 0000 1000
b. 0010 0011
c. 1001 0010 0001
d. 1001 0010
Que: 49. In N-bits, you can represent the signed integers ranging from ___________.
a. 2 ^(N-1) to 2^ (N+1)
b. -2^(N-1) to 2^(N-1) -1
c. 2 ^(N+1) to 2^(N-1) +1
d. 2^ (N) to 2^ (N+1)
Que: 50. How -5 is represented in hex format in 2’s complement in 8-bits?
a. (FB)16
b. (7F)16
c. (FF)16
d. (FA)16
Que: 51. What is the 9’s complement of (0.3267)10?
a. 47.479
b. 0.6352
c. 0.6732
d. 1.4563