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PrepInsta Introduction to C
Below you will find all the important topic relating to the C language. These topics will help you clear the basics and underlying concepts of C, that will help you understand and grasp the language better.


Basics of C
Here we will learn about the structure of C language and the syntax in order to construct a feasible code. These are important topics and you need to be thorough in these topics before you move further.
- Basics of C Programming
- Features of C Programming
- History of C Programming
- Low Level Programming
- Why C is Middle Level Language.
- Introduction to C programming
- Structure of a C program
- Input-Output Functions
- Difference between Compiler and Interpreter.
- Assembler v/s Compiler v/s Interpreter v/s Linker v/s Loader
Basics to Code
Here we will learn about all the important topics relating to coding and how these are important for a thorough understanding of the C Programming domain.
- Keywords and Identifiers
- Tokens in C
- Variables in C
- Data Types in C
- Size of data types in C
- Operators in C
- Constants in C
- Storage Classes in C
- Control Statements in C
- Escape sequence in C
- Loops in C
- enums in c
- Arrays in C
- Strings in C
- Structure in C
- Union in C
- Function in C
- Character set
- Boolean in C
- Call by reference
- Operators in C Programming
- Arithmetic Operators
- Relational Operators
- Logical Operators
- Bitwise Operators
- Assignment Operators
- Ternary Operators in C
- Size of Operators
- Conditional Operators
- Comma Operators
- Format Specifiers in C
- Difference between %d and %i
- Difference between %f, %e, %E and %g
- How to print% using printf
- How to print \ using printf
- How to print “” using printf
- What is the use of %p in C
- Library Functions in C
- pow() in C
- sqrt() in C




Some Important Coding Questions
Following are some of the most basic but at the same time important codes that are seen commonly in various college exams and placement papers.
- A character is a vowel or a consonant
- Positive or Negative number
- Even or Odd Number
- Sum of N natural numbers
- Greatest of the three numbers
- Prime number
- Sum of digits of a number
- Reverse of a number
- Palindrome number
- Armstrong number
- Fibonacci series upto N
- Factorial of a number
- HCF and LCM
- Binary to Decimal Conversion
- Decimal to Binary Conversion


Miscellaneous Coding Questions
- Fuel Consumption –
Click here - Cyclically rotate an array by K positions
– Click Here - Prime sum of Nth power –
Click Here - Playing with strings containing vowels –
Click Here


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Very usefull and easy to understand thank you so much😊
You guys are doing Great! You have summoned up all the portions in one place! Thank You So Much!
Such a valuable page!!!
Is this enough to prepare for the interviews
Yes, this will be enough for your technical interview, if you want to know some of the common technical interview questions you can also visit- https://prepinsta.com/interview-preparation/
Is this enough to ç language?
Yes Ajith, this is pretty much all for learning Basics of C, if you want to learn more about C you can buy our DSA Course or visit – https://prepinsta.com/data-structures/, or – https://prepinsta.com/top-100-codes/
Where is placement cell list
Kindly go through the given link: http://www.prepinsta.com/placement-cell
really it’s helpful for me.