B.TechSemester 32022-23Computer System SecurityKNC-301
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Computer System Security (KNC-301) - AKTU Question Paper 2022-23

B.Tech · Semester 3 · Free PDF Download

This is the official AKTU Computer System Security Previous Year Question Paper for B.Tech Semester 3, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 3
Session:2022-23
University:AKTU / UPTU

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Questions Asked in 2022-23

Computer System Security (KNC-301) — extracted question text

Section AAttempt all q u e s t i o n s i n b r i e f . 1 x 10 = 10
  • a
    What is computer security? D iscuss confidentiality and integrity
  • c
    What is the use of fra me busting in web security?
  • d
    Differentiate between encrypt ion and decryption in cryptography
  • e
    Discuss software fault isolation
  • f
    What is use of kernel in Unix operating system?
  • g
    Define hash function. What is the use of hash function?
  • h
    What is the main differen ce between virus and worm? i. What is SQL injection attack ? Explain in brief. j. What is difference between Cache Memory and RAM ?
Section BAttempt any three o f t h e f o l l o w i n g : 5x3=15
  • a
    What is control hijacking? D iscuss the various types of hijacking attacks in detail
  • b
    What is system call interposition? Explain ptrace and systrace in detail
  • c
    Discuss browser isolation a nd remote browser isolation in detail
  • d
    Explain RSA algorithm with the help of suitably chosen example
  • e
    What is an Intrusion Detection System (IDS)? Discuss the var ious approaches adopted in developing IDS system
Section CAttempt any one part of the following: 5x1=5
  • a
    Describe various types of security threats in detail
  • b
    Explain the different types of defenses used against control hijacking
  • a
    Define confinement principle. Discuss the approaches of conf inement at different levels
  • b
    What are Rootkits? Discuss th e various types of Rootkits in detail
  • a
    What is cross site request for gery? Explain the concept with suaitable examples
  • b
    Discuss the defenses and prot ection against cross site scripting
  • a
    Describe Symmetric key and Asymmetric key Cryptography eith due emphasis on the difference between them
  • b
    What is digital signature? Di scuss the various steps used in creating digital signature
  • a
    What is firewall? Explain pack et filtering firewall in detail
  • b
    Write short note on the following: (i) DNS security (ii) Routing security

Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.

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