java theory problems

Question 09:   What language does the CPU understand?

  ANS:  CPU understand only binary code or machine language. Because it is native language of computer.

Question 10: What is an assembly language?.What is an assembler?

Ans:  

      Assembly language:

                           Assembly language use short descriptions words called mnemonics which is used to represent machine instruction.

Example:

       For adding two numbers.           add 4,9 result

 Assembler:

            An assembler is a software that convert assembly language into machine code.

Question 11:   What is a high-level programming language?

  Ans:

          High level language is English like , Which is easy to understand.

The instruction given to computer is called a statement.

Example

            Sum  = a+b;