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

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

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3. Which function would you use to convert 1.98 to 1? ceil()
fabs()
abs()
floor()

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4. What is the length null string? 0
4
1
3

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

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

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

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8. A variable declared with ____ modifier can retain its value during function calls. static
volatile
extern
const

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9. which of the following function can be used to deallocated memory when it is no longer needed? None of these
Free()
Malloc()
Calloc()

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

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