Topic: Chapter 11: Functions (Test 1)



Topic: Chapter 11: Functions
Q.1
Which of the following header file defines the standard I/O predefined functions ?
A. stdio.h
B. math.h
C. string.h
D. ctype.h
Answer : Option A
Explaination / Solution:
No Explaination.


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Q.2
Which function is used to check whether a character is alphanumeric or not.
A. isalpha()
B. isdigit()
C. isalnum()
D. islower()
Answer : Option A
Explaination / Solution:
No Explaination.


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Q.3
Which function begins the program execution ?
A. isalpha()
B. isdigit()
C. main()
D. islower()
Answer : Option C
Explaination / Solution:
No Explaination.


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Q.4
Which of the following function is with a return value and without any argument ?
A. x=display(int, int)
B. x=display()
C. y=display(float)
D. display(int)
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.5
Which is return data type of the function prototype of add(int, int); ?
A. int
B. float
C. char
D. double
Answer : Option A
Explaination / Solution:
No Explaination.


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Q.6
Which of the following is the scope operator ?
A. >
B. &
C. %
D. ::
Answer : Option D
Explaination / Solution:
No Explaination.


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Q.7
The functions which are available by default known as
A. User-defined functions
B. Built-in functions
C. Empty functions
D. Loop functions
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.8
Reads a string from standard input and stores it into the string pointed by the variable.
A. gets() function
B. isalnum() function
C. isalpha() function
D. isdigit() function
Answer : Option A
Explaination / Solution:
No Explaination.


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Q.9
This function is used to check whether a character is alphanumeric or not.
A. gets() function
B. isalnum() function
C. isalpha() function
D. isdigit() function
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.10
Used to check whether the given character is an alphabet or not.
A. gets() function
B. isalnum() function
C. isalpha() function
D. isdigit() function
Answer : Option C
Explaination / Solution:
No Explaination.


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