System Programming — Summer 2022

What is the difference between System Software and Application software?

Define following: Semantic gap, Execution gap, System Software, Handle

Explain Life cycle of source program with neat sketch.

Define Assembler. List out tasks performed during different phase of assembler.

Difference between one pass and two pass assembler.

List out various assembler directives. Explain any three in detail.

Compare and contrast variant-I & II of the intermediate code for imperative statements in assembler.

Explain the term self-relocating program.

Explain positional parameter and keyword parameter with example.

Explain Design of Macro Preprocessor in detail.

Explain Nested macro calls with suitable example.

Explain Macro prototype & model statement with the help of example.

What are the advanced macro programming facilitates? Explain with example.

Differentiate Linker and Loader.

Differentiate Top Down parser and Bottom Up parser.

What is overlay? Explain the execution of an overlay structured program.

What is Loader? Enlist basic functions of loader.

List and explain various types of grammar.

What is program relocation? How relocation is performed by linker? Explain with example.

What is Code optimization? Explain any one Code optimization technique.

Differentiate stack and heap allocation of memory.

Consider the grammar E E-E E E*E Eid Perform Shift-Reduce parsing of the input string “id1-id2*id3”1

Differentiate Compiler and Interpreter.

Draw the syntax tree and DAG for the input string: x = -a*b + -a*b

Explain triple, quadruple and indirect triples representation with example.