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

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

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

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

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5. Which of the following has a global scope in the program? Constants
Macros
Formal parameters
Local variables

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

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

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

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

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

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