A directory of Objective Type Questions covering all the Computer Science subjects. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews.

1. What is the size of wchar_t in C++?
a. 2
b. 4
c. 2 or 4
d. based on the number of bits in the system
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Answer: (d).based on the number of bits in the system

2. Pick the odd one out
a. array type
b. character type
c. boolean type
d. integer type
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Answer: (a).array type

3. Which datatype is used to represent the absence of parameters?
a. int
b. short
c. void
d. float
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Answer: (c).void

4. What does a escape code represent?
a. alert
b. backslash
c. tab
d. form feed
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Answer: (a).alert

5. Which type is best suited to represent the logical values?
a. integer
b. boolean
c. character
d. all of the mentioned
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Answer: (b).boolean

6. Identify the user-defined types from the following?
a. enumeration
b. classes
c. both enumeration and classes
d. int
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Answer: (c).both enumeration and classes

7. Which of the following statements are true ?
a. f is a function taking an argument of type int and retruning a floating point number
b. f is a function taking an argument of type float and returning a integer
c. f is a function of type float
d. none of the mentioned
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Answer: (b).f is a function taking an argument of type float and returning a integer

8. The value 132.54 can represented using which data type?
a. double
b. void
c. int
d. bool
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Answer: (a).double

9. When a language has the capability to produce new data type mean, it can be called as
a. overloaded
b. extensible
c. encapsulated
d. reprehensible
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Answer: (b).extensible

10. Pick the odd one out.
a. integer, character, boolean, floating
b. enumeration, classes
c. integer, enum, void
d. arrays, pointer, classes
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Answer: (c).integer, enum, void

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