C Basic_Questions_1

What will be the output of the C code?

• Hello World! x;

• Hello World! followed by a junk value

• Compile time error

• Hello World!

The format identifier ‘%i’ is also used for _____ data type.

• 
  char

• int

• float

• 
  double

Which of the following is true for variable names in C?

• They can contain alphanumeric characters as well as special characters

• It is not an error to declare a variable to be one of the keywords(like goto, static)

• Variable names cannot start with a digit

• ariable can be of any length

Which is valid C expression?

• int my_num = 100,000;

• int my_num = 100000;

• int my num = 1000;

• int $my_num = 10000;

What will be the output of the following C code?

• Compile time error

• Hello World! 34

• Hello World! 1000

• Hello World! followed by a junk value

What will happen if the following C code is executed?

• It will cause a compile-time error

• It will cause a run-time error

• It will run without any error and prints 3

• It will experience infinite looping

Directives are translated by the

• 1. Pre-processor

• 1. Compiler

• 1. Linker

• 1. Editor

What will be the output of this program?

• 1. a = 20, b = 20

• 1. a = 10, b = 20

• 1. a = 20, b = 10

• 1. a = 10, b = 10

What will the output after execution of the following statements?

• 1. absiha

• 1. asiha

• 1. haasi

• 1. hai

What is the precedence of arithmetic operators (from highest to lowest)?

• %, *, /, +, –

• %, +, /, *, –

• +, -, %, *, /

• %, +, -, *, /