Computer Awareness
1.To perform calculation on stored data computer uses…… number of system. [SBI CLERK 2009]
A. Decimal.
B. Hexadecimal.
C. Octal.
D. Binary
E. None of these
Answer D. Binary
2.A hexadecimal number is represented by
1. Three digits.
2. Four binary digits.
3. Fiur digits.
4. All of these
5. None of these
Answer 2. Four binary digits
3.What is the value of binary number 101?
A. 3 B. 5
C. 6 D. 101
Answer 2. 5
4.Which of the following is an example of binary number
A. 6AH.
B. 10100
C. 005.
D. G3Do
E. All of these
Answer B. 10100
5.Which of the following is not a binary number?
A. 001. B. 1010
C. 203. D. 10010
Answer C. 203
6.How many values can be represented by a single byte?
A. 4 B. 16
C. 64. D. 256
Answer D. 256
7.The binary equivalent of decimal number 98 is [IBPS CLERK 2012]
A. 1110001 B. 1110100
C. 1100010 D. 1111001
Answer C. 1100010
8.MSD refers as
A. Most significant digit
B. Many significant digit
C. Multiple significant digit
D. Most Significant Decimal
E. None of these
Answer A. Most significant digit
9.Binary system is also called
A. Base one system
B. Base two system
C. Base system
D. Binary system
E. None of these
Answer B. Base two system
10.The most widely used code that represents each character as a unique 8 bit code is
A. ASCII
B. UNICODE
C. BCD
D. EBCDIC
E. None of these
Answer A. ASCII
11.What type of information system would be recognised by digital circuits?
A. Hexadecimal system
B. Binary system
C. Both '1' and '2'
D. Only roman system
Answer C. Both '1' & '2'
12.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
Answer D. All of these
Practice questions on Time and Work problem
Shortcut tricks of Discount
Shortcut tricks of Percentage
Shortcut tricks of Time and Work problem
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1.To perform calculation on stored data computer uses…… number of system. [SBI CLERK 2009]
A. Decimal.
B. Hexadecimal.
C. Octal.
D. Binary
E. None of these
Answer D. Binary
2.A hexadecimal number is represented by
1. Three digits.
2. Four binary digits.
3. Fiur digits.
4. All of these
5. None of these
Answer 2. Four binary digits
3.What is the value of binary number 101?
A. 3 B. 5
C. 6 D. 101
Answer 2. 5
4.Which of the following is an example of binary number
A. 6AH.
B. 10100
C. 005.
D. G3Do
E. All of these
Answer B. 10100
5.Which of the following is not a binary number?
A. 001. B. 1010
C. 203. D. 10010
Answer C. 203
6.How many values can be represented by a single byte?
A. 4 B. 16
C. 64. D. 256
Answer D. 256
7.The binary equivalent of decimal number 98 is [IBPS CLERK 2012]
A. 1110001 B. 1110100
C. 1100010 D. 1111001
Answer C. 1100010
8.MSD refers as
A. Most significant digit
B. Many significant digit
C. Multiple significant digit
D. Most Significant Decimal
E. None of these
Answer A. Most significant digit
9.Binary system is also called
A. Base one system
B. Base two system
C. Base system
D. Binary system
E. None of these
Answer B. Base two system
10.The most widely used code that represents each character as a unique 8 bit code is
A. ASCII
B. UNICODE
C. BCD
D. EBCDIC
E. None of these
Answer A. ASCII
11.What type of information system would be recognised by digital circuits?
A. Hexadecimal system
B. Binary system
C. Both '1' and '2'
D. Only roman system
Answer C. Both '1' & '2'
12.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
Answer D. All of these
Practice questions on Time and Work problem
Shortcut tricks of Discount
Shortcut tricks of Percentage
Shortcut tricks of Time and Work problem
JOIN OUR TELEGRAM CHANNEL
If you are a foodie, you can also view these links at ๐
Golden grillz
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