Which of the following are tasks or stages of a compiler?

How many bits does 32-bit IEEE floating point use to represent the significant figures?

How many bits does 64-bit IEEE floating point use to represent the exponent?

The semantic notation means

A typical compiler produces two outputs: raw code and a(n)

The meaning of programs to the compiler is determined by the ___ of a language

An name whose value, once provided in a statement, is fixed thereafter is  called a 

The combination of characters "4.25E-23" would normally (in most languages) be called a

Which of the following name programs that take as input the EBNF of a language and produces the front end (lexical and syntax analyzer) of a compiler for that language?

Which of the following common operators are factor operators?