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

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

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

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4. Calling one function from within another is said to be __________ of function calls. Inner
None of them
Nesting
Outer

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5. Pointers can be used to achieve? call by reference
call by function
call by procedure
call by name

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6. Which of the following statements about functions is false? 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
The main() function can be called recursively

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

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8. Who developed C languages? Dennis Ritchie
Von Neuman
peter Norton
Ken Thomson

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

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

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