Test Your Programming Skills with Safcode!

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Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"

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Quiz Start

1. Every C program has access to which of the following files? stderr
stdin
all of the above
stdout

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2. ________ form a base of any C program. Code of block
Struct
All of them
Instruction

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3. To use strcat() function, the ________ header file must be included in the program. conio.h
iostream.h
string.h
stdio.h

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4. To use strcat() function, the __________ header file must be included in the program. stdio.h
math.h
string.h
conio.h

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5. Which of the following statements about functions is false? Functions cannot return more than one value at a time
The maximum number of arguments a function can take is 128
A function can have multiple return statements with different return values
The main() function can be called recursively

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6. How much memory is required to store a value of type double? 6 bytes
4 bytes
8 bytes
10 bytes

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7. What is the default return type of a function? void
float
char
int

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8. Which of the following functions can be used to increase the size of dynamically allocated array? memadjust()
malloc()
calloc()
realloc()

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9. A __________ group together a number of data items, which need not be of the same data type. Block
Structure
Array
Variable

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10. Which of the following is not a reserved word in C langauge? switch
do
for
goto

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