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Gujarat Technological UniversitySummer 2026 Examination

GTU 3170725 Digital forensics (DF) Summer 2026 Paper Solution & PDF

B.E. · Computer Engineering · Semester 7 · Subject Code: 3170725
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Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours2:30 PM – 5:00 PM
Paper Structure5 QuestionsWith internal OR choices
Jump toQ1Q2Q3Q4Q5

Question 1

14 MarksMedium
(a)
Discuss the importance of Imaging step in digital forensic process.
3 Marks
(b)
Discuss with example: Crime with digital evidence.
4 Marks
(c)

What is the Modus Operandi in cyber crime? List any four different types of modus operandi adopted by cyber criminals? Explain any one in details.

7 Marks

Question 2

14 MarksMedium
(a)
Define Data types: 1. Active data 2. Latent data 3. Archival Data.
3 Marks
(b)

State the importance of File system in Computer. Give any two differences between FAT and NTFS file system.

4 Marks
(c)
Discuss Direct Mapping memory management scheme with example.
7 Marks
OR OPTION
(c)

Discuss Set -Associative Mapping memory management scheme with example.

7 Marks

Question 3

14 MarksMedium
(a)
Define: 1. Cyber Crime 2. Cyber Crime Scene 3. Cyber Crime Motivation.
3 Marks
(b)
Discuss Email header forensic.
4 Marks
(c)
Define Live & Dead system forensic. Discuss each one with example.
7 Marks
OR OPTION
(a)
List the challenges in digital forensic process.
3 Marks
(b)
Discuss Metadata with example.
4 Marks
(c)
Discuss SIMD & MISD computer architecture.
7 Marks

Question 4

14 MarksMedium
(a)
State the importance of maintaining the chain of custody in forensic process.
3 Marks
(b)
List the various methods to recover deleted data in computer system.
4 Marks
(c)
Write a short note on shadow copy & restore points.
7 Marks
OR OPTION
(a)
Discuss the importance of Quality assurance.
3 Marks
(b)
Explain Legal aspects in digital forensics.
4 Marks
(c)
Define Network forensic & explain it in detail.
7 Marks

Question 5

14 MarksMedium
(a)
How browser history can play important role in cyber crime investigation?
3 Marks
(b)
List various motivations behind cyber crimes.
4 Marks
(c)
Explain evidence collection & preservation steps in digital forensic process.
7 Marks
OR OPTION
(a)
Discuss Anti- Digital Forensic process with example.
3 Marks
(b)

Why tool validation is an important part in forensic process? Explain with example.

4 Marks
(c)
Explain Tool selection methods.
7 Marks
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About this Examination Paper & Attribution

Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Digital forensics (DF) (Summer 2026, B.E. · Computer Engineering, Sem 7). 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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