1. Which type of language is C ? Ans- C is a high level language and general-purpose structured programming language. 2. what is a compiler ? Ans- Compiler is the software that transfer program developed in a high-level language into executable object code. 3. What is an algorithm ? Ans- The approach and method that used to solve the problem is called an algorithm. 4. What is a token and types of c tokens ? Ans - The smallest individual units are known as C tokens . C has six types of tokens : Keyword, constants , Identifier , Strings , Operators and Special symbols. 5. How many keywords in c ? Ans- There are 32 keywords in the c language. 6. what is an identifier ? Ans- Identifiers are user define name given to variables , Functions and arrays. 7. what are the datatypes present in c ? Ans- C language supports 2 different type of data types: 1.Primary data types : These are fundamental data types in C namely integer( int ), floating point( float ), cha...