ASCII MCQ Questions & Answers
ASCII MCQs : This section focuses on "Basics" of ASCII. These Multiple Choice Questions (MCQ) should be practiced to improve the ASCII skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.
1. ASCII stands for ?
A. American Standard Coding for Information Interchange
B. American Standard Code for Interchange Information
C. American Standard Code for Information Interchange
D. American Standard Code Information Interchange
View Answer
Ans : C
Explanation: ASCII stands for American Standard Code for Information Interchange.
2. There are ______ standard ASCII codes
A. 32
B. 64
C. 96
D. 128
View Answer
Ans : D
Explanation: There are 128 standard ASCII codes
3. Each of which code can be represented by a ______ binary number.
A. 3-digit
B. 7-digit
C. 15-digit
D. 31-digit
View Answer
Ans : B
Explanation: Each of which can be represented by a 7-digit binary number: 0000000 through 1111111.
4. Extended ASCII adds an additional ________ characters that vary between computers, programs and fonts.
A. 32
B. 64
C. 128
D. 256
View Answer
Ans : C
Explanation: Extended ASCII adds an additional 128 characters that vary between computers, programs and fonts.
5. OCT 001 equal to ?
A. Decimal 1
B. HEX 01
C. BIN 00000001
D. All of the above
View Answer
Ans : D
Explanation: OCT 001 equal to all of the above
6. DEC 5 equal to OCT 005?
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
View Answer
Ans : A
Explanation: True, DEC 5 equal to OCT 005
7. The decimal representation for the character ! in ASCII is ____________
A. 31
B. 32
C. 33
D. 34
View Answer
Ans : C
Explanation: The decimal representation of a few basic characters are : 33 : !, 34 : ”, 35: #, 36 :$.
8. The two types of ASCII are _____________ and ____________
A. ASCII-4 and ASCII-8
B. ASCII-7 and ASCII-8
C. ASCII-8 and ASCII-16
D. ASCII-4 and ASCII-16
View Answer
Ans : B
Explanation: The two types of ASCII are ASCII-7 and ASCII-8. ASCII-7 uses 7 bits for the representation of numbers and ASCII-8 uses 8-bits.
9. The zone of alphabetic characters from A to O in ASCII is _____________
A. 1000
B. 100
C. 10
D. 1
View Answer
Ans : B
Explanation: The zone used by ASCII for alphabets is 0100. For e.g. A is represented as 0100(zone)0001(digit). The hex equivalent is 41 for A. The zone used by numbers is 0011.
10. Hex 06 equal to BIN 00000110?
A. Yes
B. No
C. Can be yes or no
D. Can not say
View Answer
Ans : A
Explanation: yes, Hex 06 equal to BIN 00000110
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