CS606 Midterm Solved MCQs with References by Arslan

CS606-Compiler Construction · Solved MCQ(S) · From Midterm Papers (1 TO 22 Lectures) · March 21,2017 · BY Arslan · V-U

Updated.

MidTerm Papers Solved MCQS with Reference (1 to 22 lectures)

1. Typical compilation means programs written in high-level languages to low-level ________.

o Object code

PG # 06

o Byted code o Unicode o Object Code and byte code

2. In compilation process, Hierarchical analysis is also called ____________. o Parsing

o Syntax

o Parsing and Syntax analysis

3. IR (Intermediate Representation) stores the value of its operand in _____________.

o Registers

o Memory o Hard disk

4. A lexeme is a sequence of characters in the source program that is matched by the pattern for a __________. o Linker

o Token

o Control flow

5. Parsers take ___________ as Input from lexical analyzer. o Linker

o Token

o Instructions

Q6. What kind of abstract machine can recognize strings in a regular set?

o DFA o NFA o PDA

7. In multi pass compiler, during the first pass it gathers information about ____________.

o Declaration

o Bindings o Static information

8. In DFA minimization, we construct one ____________ for each group of states from the initial DFA.

o State

PG # 30

o NFA o PDA

9. ______(Lexical Analyzer generator), is written in Java o Flex o Jlex o Complex

JLex is a lexical analyzer generator, written for Java, in Java.

10. In Flex specification file, different sections are separated by _______________. o %%

PG # 31

o && o ##