CSCE 3600 EXAM QUESTIONS AND ANSWERS 100% ACCURATE

CSCE 3600 EXAM QUESTIONS AND
ANSWERS 100% ACCURATE
when does a macro with arguments have its arguments substituted for replacement
text? - ANSWER-when the macro is expanded

What is an assembler? - ANSWER-Assembles code (.s) to generate relocateable object
code(.o)

What is a Linker? - ANSWER-Combines previous compiled and assembled object code
along with standard library functions to make executable file

What is the default executable? - ANSWER-a.out

What is a Loader? - ANSWER-The loader ensures that the object programs are placed
in main memory in an executable form

What does lexical scanner output? - ANSWER-a sequence of tokens to the syntax
analyzer

lexeme keywords: - ANSWER-if, while, ...

lexeme operators: - ANSWER-+, *, <=, ||

lexeme identifiers: - ANSWER-i, i1, j1, count, sum, ...

lexeme numbers: - ANSWER-12, 3.14, 7.2E-2, ...

DFA transition function: - ANSWER-maps every possible outcome in the DFA

DFA simulation: - ANSWER-Start in state s0 and follow transitions on each input
character (state doesn't change if no input character is read)


string[:end] - ANSWER-Get all characters from the beginning of the string to end‐1

what does ord(string) do? - ANSWER-converts a string to a number

what does chr(number) do? - ANSWER-converts a number to a string

Body of a function should be ... - ANSWER-indented consistently