POST BY SURENDRA SOLANKI
1.Convert octal number 536 to its equivalent hexadecimal number ?
1.Convert octal number 536 to its equivalent hexadecimal number ?
15 E
15 D
14 D
13 E
None of
these
Ans- A
2. ASCII
stands for
a. American Stable Code for International Interchange
b. American Standard Case for Institutional Interchange
c. American Standard Code for Information Interchange
d. American Standard Code for Interchange Information
a. American Stable Code for International Interchange
b. American Standard Case for Institutional Interchange
c. American Standard Code for Information Interchange
d. American Standard Code for Interchange Information
e. None of
these
Ans- C
3.EBCDIC
stands for
a. Extended Binary Coded Decimal Interchange Code
b. Extended Bit Code Decimal Interchange Code
c. Extended Bit Case Decimal Interchange Code
d. Extended Binary Case Decimal Interchange Code
a. Extended Binary Coded Decimal Interchange Code
b. Extended Bit Code Decimal Interchange Code
c. Extended Bit Case Decimal Interchange Code
d. Extended Binary Case Decimal Interchange Code
e. None of
these.
Ans- A
4. The
octal equivalent of 111010 is
a. 81
b. 72
c. 71
d.58
e. None of
above
Ans- B
5. The most
commonly used standard data code to represent alphabetical, numerical and
punctuation characters used in electronic data processing system is called
a. ASCII
b. EBCDIC
c. BCD
d. All of
above
e. None of
these
Ans- A
6.
Instructions and memory address are represented by
a.
Character code
b. Binary
codes
c. Binary
word
d. Parity bit
e. None of
these
Ans- B
7.Which of
the following code used in present day computing was developed by IBM
Corporation?
a. ASCII
b.
Hollerith Code
c. Baudot
Code
d. EBCDIC
Code
e. None of
these
Ans- D
8. EBCDIC
can code up to how many different characters?
a. 256
b. 16
c. 32
d. 64
e. None of
these
Ans- A
9. A byte
consists of
a. One bit
b. Four
bits
c. Eight
bits
d. Sixteen
bits
e. None of
these
Ans- C
10. The
term bit is short for:
A. megabyte.
B. binary language.
C. binary digit.
D. binary number.
e. None of these.
A. megabyte.
B. binary language.
C. binary digit.
D. binary number.
e. None of these.
Ans- C
11. (55)8 in binary will be -------
a)111111
b) 101010
c) 101101
d)101001
e) None of
these
Ans- C
12. (36)10
in binary will be ---
a) 11111
b)100100
c)110101
d) 101011
e)None of
these
Ans- B
13. What is
the base of Hexadecimal number system ?
a) 8
b) 10
c) 16
d) 2
e ) none of
these
Ans- C
14. (11001)2
= ( )10
a) 24
b)34
c)25
d)39
e) None of
these
Ans- C
15. Base of
octal number system.
a) 10
b)2
c)8
d)16
e)None of
these.
Ans- C
16. The binary representation of
hexadecimal 'C3' is
a. 1111 b. 110011
c. 110001
d. 11000011
e. None of
these
Ans- D
17. The ASCII code is for
information interchange
by a binary code for
a. numbers only b. alphabets only
c. alphanumeric and other common
symbols
d. None of
these
Ans- C
1.
18.
The ____________ number system is also known as decimal notation.
A.
arithmetic
B.
binary
C.
base 10
D.
base 2
E.
None of these
Ans- C
thanx
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