29 Questions
What is the main difference between call by value and call by reference?
Call by value copies the actual value of the argument, while call by reference copies the address of the argument.
In the call by value method, how do changes made to the parameter inside the function affect the argument?
Changes made to the parameter inside the function have no effect on the argument.
Which method of passing arguments to a function does C programming use by default?
Call by value
What is the implication of C programming using call by value to pass arguments?
The code within a function cannot alter the arguments used to call the function.
In the call by reference method, how are the changes made to the parameter inside the function affected?
Changes made to the parameter inside the function have an effect on the argument.
What is the purpose of the swap() function definition mentioned in the text?
To demonstrate call by value
What is the term used to refer to the value passed to a function parameter when the function is invoked?
Actual parameter or argument
What does the parameter list refer to?
All of the above
Is it mandatory for a function to have parameters?
No, parameters are optional
What is the purpose of a function declaration?
To tell the compiler about the function name and how to call it
When is a function declaration required?
When the function is defined in a different source file than where it is called
What is the minimum requirement for a C program to function?
It must have at least one function, which is main()
What is the purpose of the function body?
To define what the function does
What is the purpose of a function declaration?
It tells the compiler about a function's name, return type, and parameters
What is the correct general form of a function definition in C programming?
return_type function_name( parameter list ) { body of the function }
What is the purpose of the 'return_type' in a function definition?
It specifies the data type of the value the function returns
What does the keyword 'void' represent in a function definition?
It indicates that the function does not return a value
What is the term used to refer to the function name and the parameter list together?
Function signature
What is the purpose of the swap() function in the provided code?
To swap the values of two integer variables
What is the difference between call by value and call by reference in C?
Call by value does not change the original values, while call by reference does.
What is the purpose of the printf() statements in the main() function?
To print the values of variables a and b before and after the swap() function is called.
What is the purpose of the & operator in the swap() function call?
To pass the addresses of a and b to the swap() function.
What is the output of the provided code?
Before swap, value of a :100 Before swap, value of b :200 After swap, value of a :200 After swap, value of b :100
What was C programming language originally developed for?
To develop the UNIX operating system
Who produced the first publicly available description of C?
Brian Kernighan and Dennis Ritchie
What are the objectives of the course 'Introduction to C Programming'?
Define a function, learn how to write a function, understand the importance of function in programming, and explain where functions are placed in a program
Where was the C compiler and essentially all UNIX application programs written?
In C programming language
What is a function in C programming?
A group of statements that together perform a task
What do the units in the module involving Flowchart and its purpose aim to achieve?
Characterized by continuity, from one unit to the next
Learn about the basics of C programming language with this course outline aimed at BS Information Technology students. Understand the history and significance of C language, originally developed by Dennis M. Ritchie for the UNIX operating system at Bell Labs.
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