MCASemester 42021-22Mobile ComputingKCA-051
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Mobile Computing (KCA-051) - AKTU Question Paper 2021-22

MCA · Semester 4 · Free PDF Download

This is the official AKTU Mobile Computing Previous Year Question Paper for MCA Semester 4, academic session 2021-22. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:MCA
Semester:Semester 4
Session:2021-22
University:AKTU / UPTU

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Questions Asked in 2021-22

Mobile Computing (KCA-051) — extracted question text

Section AAttempt all q u e s t i o n s i n b r i e f . 2*10 = 20
  • a
    What is Frequency reuse? 1
  • b
    What are the reasons for considering theshape of the cell as he xagonal in cellular communication?
  • c
    What is data broadcasting in mobile environment? 2
  • d
    Write down application area of Wireless Application Protocol. 2
  • e
    What are the data management issues in mobile computing? 3
  • f
    What do you mean by distributed file system? 3
  • g
    What isfault toleran ce in mobile computing? 4
  • h
    Discuss ACID properties with reference transaction in mobil e environment. (i) List the Quality of Service (QoS) parameters in MANET. 5 (j) List the four applications area of Ad-Hoc network? 5
Section BAttempt any three o f t h e f o l l o w i n g : 10*3 = 30
  • a
    Discuss the limitations of mobile computing? 1
  • b
    What are the hidden and expos ed nodes problems in WLAN? 2
  • c
    What is M-TCP and how does M-TCP maintain end-to-end semantics?
  • d
    Discuss the security issues with reference to mobile agent-based computing environment
  • e
    Discuss Quality of Services ( QoS) issues in Adhoc network. 5
Section CAttempt any one p a r t o f t h e f o l l o w i n g : 10*1 = 10
  • a
    What do you mean by handoff? Discuss various types of hando ffs with suitable diagrams
  • b
    Explain Global System for Mobile (GSM)architectureand its s ub- systems with suitable diagram
  • a
    What is mobile IP? Explain agent discovery and registration process in mobile IP
  • b
    What is Wireless Applicati on Protocol (WAP)? Also explain WAPlayered architecture with suitable diagram
  • a
    Discuss various data deliver y models with suitable example. 3
  • b
    Discuss CODA file system? How it deals with disconnected operations in mobile environment
  • a
    How transaction processing in mobile computing environment is different from stationary environment?
  • b
    Explain the following with ref erence to transaction management (i) Data Dissemination (ii) Cache Consistency
  • a
    Discuss the classification of routing protocols in mobile A dhoc network. Also explain working of Dynamic Source Routing (DSR) protocol
  • b
    Write short notes of (i) Adhoc On-Demand Distance Vector (AODV) Routing Protocol (ii) Destination-Sequenced Distance Vector (DSDV) Routing Protocol

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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