Banking Computers Science Data Representation Question Bank

Data Representation Total Questions - 58

1)

A hexadecimal number is represented by

A)
three digits

B)
four binary digits

C)
four digits

D)
All of these

E)
None of these
View Solution
2)

Decimal number system is the group of ............ numbers.

A)
0 or 1

B)
0 to 9

C)
0 to 7

D)
0 to 9 and A to F

E)
None of these
View Solution
3)

Hexadecimal number system has .......... base.

A)
2

B)
8

C)
10

D)
16

E)
None of these
View Solution
4)

Hexadecimal number system consists of

A)
0 to 9

B)
A to F

C)
Both a and b

D)
Either a or b

E)
Neither a nor b
View Solution
5)

Which of the following statements is true?

A)
1 gigabyte is equivalent to 1024 kilobyte

B)
Mb stands for megabyte

C)
Octal number system having 8 digits

D)
Decimal number system cannot contain binary digits

E)
None of the above
View Solution
6)

The number system based on '0' and '1' only, is known as

A)
binary system

B)
barter system

C)
number system

D)
hexadecimal system

E)
special system
View Solution
7)

What is the value of the binary number 101?

A)
3

B)
5

C)
6

D)
101

E)
7
View Solution
8)

Which of the following is octal number equivalent to binary number (110101)2?

A)
12

B)
65

C)
56

D)
1111

E)
00
View Solution
9)

Which of the following is hexadecimal number equivalent to binary number (1111 1001)2?

A)
9F

B)
FF

C)
99

D)
F9

E)
EC
View Solution
10)

Which of the following is a binary number equivalent to octal number (.431)8?

A)
\[{{\left( 100011001 \right)}_{2}}~\]

B)
\[{{\left( .100011001 \right)}_{2}}\]

C)
\[{{\left( 100110100 \right)}_{2}}\]

D)
\[{{\left( .100110001 \right)}_{2}}\]

E)
\[{{\left( 1000.11001 \right)}_{2}}\]
View Solution
11)

Which of the following is an octal number equal to decimal number\[{{\left( 896 \right)}_{10}}\]?

A)
0061

B)
6001

C)
1006

D)
1600

E)
0601
View Solution
12)

Which of the following is invalid hexadecimal number?

A)
AOXB

B)
A0F6

C)
4568

D)
ACDB

E)
60AC
View Solution
13)

Which of the following is a hexadecimal number equal to 3431 octal number?

A)
197

B)
917

C)
791

D)
971

E)
719
View Solution
14)

There are how many types of number system?

A)
One

B)
Two

C)
Three

D)
Four

E)
Five
View Solution
15)

How many values can be represented by a single byte?

A)
4

B)
16

C)
64

D)
256

E)
512
View Solution
16)

Modern computers represent characters and numbers internally using one of the following number systems.

A)
Penta

B)
Octal

C)
Hexa

D)
Septa

E)
Binary
View Solution
17)

Which of the following is not a computer code?

A)
EBCDIC

B)
ASCII

C)
CISC

D)
UNICODE

E)
None of these
View Solution
18)

The coding system allows non-English characters and special characters to be represented

A)
ASCII

B)
UNICODE

C)
EBCDIC

D)
All of these

E)
None of these
View Solution
19)

MSD refers as

A)
Most Significant Digit

B)
Many Significant Digit

C)
Multiple Significant Digit

D)
Most Significant Decimal

E)
None of the above
View Solution
20)

Binary system is also called

A)
base one system

B)
base two system

C)
base system

D)
binary system

E)
None of these
View Solution
21)

The negative numbers in the binary system can be represented by

A)
Sign magnitude

B)
1's compliment

C)
2's compliment

D)
All of these

E)
None of these
View Solution
22)

Today's mostly used coding system is/are

A)
ASCII

B)
EBCDIC

C)
BCD

D)
Both a and b

E)
All of these
View Solution
23)

\[{{(1010)}_{2}}~\]equivalent decimal number is

A)
8

B)
9

C)
10

D)
11

E)
12
View Solution
24)

The digits of the binary system are called

A)
bytes

B)
bits

C)
nibbles

D)
number

E)
None of these
View Solution
25)

Data representation is based on the......... number system, which uses two numbers to represent all data

A)
binary

B)
biometric

C)
bicentennial

D)
byte

E)
None of these
View Solution
26)

Conversion of decimal number \[{{(42)}_{10}}\]to its octal number equivalent is

A)
\[{{(57)}_{8}}\]

B)
\[{{(42)}_{8}}\]

C)
\[{{(47)}_{8}}\]

D)
\[{{(52)}_{8}}\]

E)
None of these
View Solution
27)

Most commonly used codes for representing bits are

A)
ASCII

B)
BCD

C)
EBCDIC

D)
All of these

E)
None of these
View Solution
28)

Determine the octal equivalent of \[{{(432267)}_{10}}\]

A)
\[{{\left( 432267 \right)}_{8}}\]

B)
\[{{\left( 346731 \right)}_{8}}\]

C)
\[{{\left( 2164432 \right)}_{8}}~\]

D)
\[{{\left( 123401 \right)}_{8}}~\]

E)
None of these
View Solution
29)

The method used for the conversion of octal to decimal fraction is

A)
digit is divided by-8

B)
digit is multiplied by the corresponding power of 8

C)
digit is added with-8

D)
digit is subtracted with-8

E)
None of the above
View Solution
30)

Conversion of decimal number \[{{(99)}_{10}}\] to its binary number equivalent is

A)
\[{{\left( 1100011 \right)}_{2}}\]

B)
\[{{\left( 100011 \right)}_{2}}~\]

C)
\[{{\left( 1110001 \right)}_{2}}\]

D)
\[{{\left( 1111000 \right)}_{2}}\]

E)
None of these
View Solution
31)

Conversion of octal number \[{{\left( 3137 \right)}_{8}}\]to its decimal equivalent is

A)
\[{{\left( 1631 \right)}_{10}}\]

B)
\[{{\left( 1632 \right)}_{10}}\]

C)
\[{{\left( 1531 \right)}_{10}}\]

D)
\[{{\left( 1931 \right)}_{10}}\]

E)
None of these
View Solution
32)

LSD stands for

A)
Long Significant Digit

B)
Least Significant Digit

C)
Large Significant Digit

D)
Longer Significant Decimal

E)
None of the above
View Solution
33)

Determine the decimal equivalent of \[{{\left( 456 \right)}_{8}}\]

A)
\[{{\left( 203 \right)}_{10}}\]

B)
\[{{\left( 302 \right)}_{10}}\]

C)
\[{{(400)}_{10}}\]

D)
\[{{(402)}_{10}}\]

E)
None of these
View Solution
34)

Conversion of decimal number \[{{(93)}_{10}}\]to hexadecimal number is

A)
\[{{(2D)}_{16}}\]

B)
\[{{(5D)}_{16}}\]

C)
\[{{(62)}_{16}}\]

D)
\[{{(31)}_{16}}\]

E)
None of these
View Solution
35)

Numbers that are written with base 10 are classified as

A)
decimal number

B)
whole number

C)
hexadecimal number

D)
exponential integers

E)
Mantissa
View Solution
36)

To convert binary number to decimal, multiply the all binary digits by power of

A)
0

B)
2

C)
4

D)
6

E)
8
View Solution
37)

Conversion of decimal number \[{{\left( 15 \right)}_{10}}\]to hexadecimal number is

A)
\[{{\left( 14 \right)}_{16}}\]

B)
\[{{\left( 13 \right)}_{16}}\]

C)
\[{{\left( F \right)}_{16}}\]

D)
\[{{\left( 7F \right)}_{16}}\]

E)
\[\left( F{{F}_{6}} \right)\]
View Solution
38)

Code 'EBCDIC' that is used in computing stands for

A)
Extension of BCD information code

B)
Extended of BCD interchange code

C)
Extension of BCD interchange conduct

D)
Extended BCD information conduct

E)
None of the above
View Solution
39)

In EBCDIC code, maximum possible characters set size is

A)
356

B)
756

C)
556

D)
256

E)
156
View Solution
40)

To perform calculation on stored data computer uses ......... number system.

A)
decimal

B)
hexadecimal

C)
octal

D)
binary

E)
None of these
View Solution
41)

In the binary language, each letter of the alphabet, each number and each special character is made up of a unique combination of

A)
8 bytes

B)
8 KB

C)
8 character

D)
8 bits

E)
None of these
View Solution
42)

What type of information system would be recognised by digital circuits?

A)
Hexadecimal system

B)
Binary system

C)
Both a and b

D)
Only roman system

E)
None of the above
View Solution
43)

Which of the following is an example of binary number?                              [IBPS Clerk 2011]

A)
6AH1

B)
100101

C)
005

D)
ABCD

E)
23456
View Solution
44)

Which of the following is not a binary number?                [IBPS Clerk 2011]

A)
001

B)
101

C)
202

D)
110

E)
011
View Solution
45)

The octal system [IBPS Clerk 2011]

A)
needs less digits to represent a number than in the binary system

B)
needs more digits to represent a number than in the binary system

C)
needs the same number of digits to represent a number as in the binary system

D)
needs the same number of digits to represent a number as in the decimal system

E)
None of the above
View Solution
46)

The most widely used code that represents each character as a unique 8-bit code is [IBPS Clerk 2011]

A)
ASCII

B)
UNICODE

C)
BCD

D)
EBCDIC

E)
None of these
View Solution
47)

Conversion of binary number \[{{(1001001)}_{2}}\]to hexadecimal is              [SBI PO 2011]

A)
\[{{(40)}_{16}}\]

B)
\[{{(39)}_{16}}\]

C)
\[{{(49)}_{16}}\]

D)
\[{{(42)}_{16}}\]

E)
None of these
View Solution
48)

Conversion of binary number \[{{\left( 101110 \right)}_{2}}\]to hexadecimal is                      [SBI PO 2011]

A)
\[{{\left( 35 \right)}_{16}}\]

B)
\[{{\left( 46 \right)}_{16}}\]

C)
\[{{\left( 2E \right)}_{16}}\]

D)
\[{{\left( 50 \right)}_{16}}\]

E)
None of these
View Solution
49)

Decimal equivalent of \[{{\left( 1111 \right)}_{2}}\]is [IBPS Clerk 2012]

A)
11

B)
10

C)
1

D)
15

E)
13
View Solution
50)

The binary equivalent of decimal number 98 is                                           [IBPS Clerk 2012]

A)
1110001

B)
1110100

C)
1100010

D)
1111001

E)
None of these
View Solution
51)

A hexadigit can be represented by [IBPS Clerk 2012]

A)
three binary (consecutive) bits

B)
four binary (consecutive) bits

C)
eight binary (consecutive) bits

D)
sixteen binary (consecutive) bits

E)
None of the above
View Solution
52)

Conversion of decimal number \[{{(71)}_{10}}\]to its binary number equivalent is [IBPS Clerk 2012]

A)
\[{{\left( 110011 \right)}_{2}}\]

B)
\[{{\left( 1110011 \right)}_{2}}\]

C)
\[{{\left( 0110011 \right)}_{2}}~\]

D)
\[{{\left( 1000111 \right)}_{2}}~\]

E)
None of these
View Solution
53)

Conversion of decimal number \[{{(61)}_{10}}\] to its binary number equivalent is    [IBPS Clerk 2012]

A)
\[{{\left( 110011 \right)}_{2~}}\]

B)
\[{{\left( 11001110 \right)}_{2}}\]

C)
\[{{\left( 111101 \right)}_{2~}}\]

D)
\[{{\left( 11111 \right)}_{2}}~\]

E)
None of these
View Solution
54)

Computer uses the ......... number system to store data and perform calculations [IBPS Clerk 2013]

A)
binary

B)
octal

C)
decimal

D)
hexadecimal

E)
None of these
View Solution
55)

ASCII stands for [IBPS Clerk 2011,2014]

A)
American Special Computer for Information Interaction

B)
American Standard Computer for Information Interchange

C)
American Special Code for Information Interchange

D)
American Special Computer for Information Interchange

E)
American Standard Code for Information Interchange
View Solution
56)

A device that converts from decimal to binary number is known as    [IBPS Clerk 2014]

A)
instructor

B)
decoder

C)
AND gate

D)
converter

E)
decoder
View Solution
57)

Which of the following is not a binary number?                  [IBPS Clerk 2014]

A)
11101

B)
110

C)
233

D)
1001

E)
100110
View Solution
58)

Which of the following is a binary number? [SBI Clerk 2014]

A)
36

B)
10

C)
45

D)
29

E)
12
View Solution

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Banking Computers Science Data Representation Question Bank

done Data Representation Total Questions - 58

Download Complete Course

Data Representation Total Questions - 58