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

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

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

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

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

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

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7. What is the range of double data type for a 16-bit compiler? -1.7e-328 to +1.7e-328
-1.7e-348 to +1.7e-348
-1.7e-328 to +1.7e-328
-1.7e-308 to +1.7e-308

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

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

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

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