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Gujarat Technological UniversitySummer 2025 Examination

GTU 3160715 System Software Summer 2025 Paper Solution & PDF

B.E. · Computer Engineering · Semester 6 · Subject Code: 3160715
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Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours10:30 AM – 1:00 PM
Paper Structure5 QuestionsWith internal OR choices
Jump toQ1Q2Q3Q4Q5

Question 1

14 MarksMedium
(a)
Define following:
1)Specification Gap
2)Language Processor
3)Language Migrator
3 Marks
(b)

Differentiate Problem Oriented Languages and Procedure Oriented Languages.

4 Marks
(c)
Describe System Software Development with appropriate diagram.
7 Marks

Question 2

14 MarksMedium
(a)
Define Left Recursion. Remove Left Recursion from the following
grammar:
A → A x | A y | A B | c | d
B → e
3 Marks
(b)
Construct LL(1) Parsing table for the following grammar:
S → aAC | Bb
A → eD
B → f | g
C → h | i
D → bE | ε
E → eD | dD
4 Marks
(c)
Explain advanced assembler directives with suitable example.
7 Marks
OR OPTION
(c)
Consider following assembly language program:
i)Write equivalent machine code
ii)Write Intermediate code using Variant-I representation. START 200 READ A READ B MOVER BREG, A MULT BREG, B MOVEM BREG, C STOP A DS 1 B DS 1 C DS 1 END
7 Marks

Question 3

14 MarksMedium
(a)
Write a macro with parameters A, B, C and D.

Calculate A * B + C * D in AREG.

3 Marks
(b)
Explain nested macro call with example.
4 Marks
(c)
Explain expansion time loops in macro.
7 Marks
OR OPTION
(a)
Compare features of subroutine and macro.
3 Marks
(b)

Explain positional parameter, keyword parameter and default value parameter.

4 Marks
(c)
Explain expansion time statements AIF, AGO and ANOP.
7 Marks

Question 4

14 MarksMedium
(a)
Compare loader and linker.
3 Marks
(b)
Explain Bootstrap loader.
4 Marks
(c)

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

7 Marks
OR OPTION
(a)
Explain Compile-and-Go loader.
3 Marks
(b)

Consider an object module with three programs A, B and C, located at following addresses: Program Address A 200-250 B 302-370 C 480-533 The load address is 300 for the executable A, B and C to be generated. Find:

i)Size of each Program
ii)Load origin of each program
iii)Relocation Factor for each Program
4 Marks
(c)
Explain self-relocating program.
7 Marks

Question 5

14 MarksMedium
(a)
Explain analysis phase of an assembler.
3 Marks
(b)
Write quadruple representation for the following expression:

Result = -w * x + -y * z

4 Marks
(c)
Explain pure and impure interpreters.
7 Marks
OR OPTION
(a)
Compare one pass assembler and two pass assemblers.
3 Marks
(b)
Describe static binding and dynamic binding.
4 Marks
(c)
Describe JVM with appropriate diagram.
7 Marks
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About this Examination Paper & Attribution

Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for System Software (Summer 2025, B.E. · Computer Engineering, Sem 6). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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