Function - C Programming MCQ Questions and Answers

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Each section contains 100 MCQs on Function .

C preprocessors can have compiler specific features.

A) True B) False C) Depends on the standard D) Depends on the platform

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

In a conditional inclusion, if the condition that comes after the if is true, then what will happen during compilation?

A) Then the code up to the following #else or #elif or #endif is compiled B) Then the code up to the following #endif is compiled even if #else or #elif is present C) Then the code up to the following #eliif is compiled D) None of the mentioned

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

What will be the output of the following C code?

#include <stdio.h>
void main()
{
    #define max 37
    printf("%d", max);
}

A) 37 B) Run time error C) Varies D) Depends on compiler

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which of the following properties of #define is not true?

A) You can use a pointer to #define B) #define can be made externally available C) They obey scope rules D) All of the mentioned

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What is a preprocessor?

A) That processes its input data to produce output that is used as input to another program B) That is nothing but a loader C) That links various source files D) All of the mentioned

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

What will be the output of the following C code?

#include <stdio.h>
#define MIN 0
#if MIN
#define MAX 10
#endif
int main()
{
    printf("%d %d\n", MAX, MIN);
    return 0;
}

A) 10 0 B) Compile time error C) Undefined behaviour D) None of the mentioned

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Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What is the scope of an external variable?

A) Whole source file in which it is defined B) From the point of declaration to the end of the file in which it is defined C) Any source file in a program D) From the point of declaration to the end of the file being compiled

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

What is the sequence for preprocessor to look for the file within <>?

A) The predefined location then the current directory B) The current directory then the predefined location C) The predefined location only D) The current directory location

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

What is the scope of an automatic variable?

A) Exist only within that scope in which it is declared B) Cease to exist after the block is exited C) Exist only within that scope in which it is declared & exist after the block is exited D) All of the mentioned

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following is a storage specifier?

A) enum B) union C) auto D) volatile

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

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