Q.1
14 Marks(a)
Define attenuation and noise in transmission.
(b)
Explain simplex, half-duplex, and full-duplex modes with examples.
(c)
Compare LAN, MAN, and WAN.
Gujarat Technological UniversityWinter 2025 examination
GTU 2170710 Mobile Computing and Wireless Communication Winter 2025 Question Paper & PDF
B.E. · Computer Engineering · Semester 7 · Subject code 2170710
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 10:30 AM – 1:00 PM
- Questions
- 5 with internal choice
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Q.2
14 Marks(a)
Explain the concept of frequency reuse in cellular network.
(b)
List major differences between TDMA and CDMA techniques.
(c)
Describe fading in mobile environment and techniques to minimize its effects.
OR
(c)
Describe the working of FHSS and DSSS techniques.
Q.3
14 Marks(a)
Briefly explain: Handoff in cellular network
(b)
Differentiate between WiMAX and Wi-Fi.
(c)
Explain the architecture of GSM with a neat diagram, describing each subsystem.
OR
(a)
Define tunneling in Mobile IP.
(b)
Define Home Agent and Foreign Agent in Mobile IP.
(c)
Explain the architecture of GPRS and describe the role of GGSN, SGSN, and PCU.
Q.4
14 Marks(a)
What are the main components of the IEEE 802.11 architecture?
(b)
Define ACL link and SCO link in Bluetooth communication.
(c)
Explain the Medium Access Control (MAC) layer mechanism in IEEE 802.11. How does it handle collision avoidance?
OR
(a)
Differentiate between WPA and WEP.
(b)
What is the role of the Logical Link Control and Adaptation Protocol (L2CAP)?
(c)
Compare different IEEE 802.11 standards.
Q.5
14 Marks(a)
How is EditText different from TextView?
(b)
Write short note on Android manifest file.
(c)
Explain the Bluetooth protocol stack with details of its key layers and their functions.
OR
(a)
Write the difference between error detection and error correction.
(b)
Discuss the authentication and security mechanisms used in GSM.
(c)
List different Layouts available in Android. Demonstrate working of any two Layouts with an example.
More Mobile Computing and Wireless Communication papers
Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.
Other Semester 7 subjects
BE Computer
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About this paper
Official Gujarat Technological University (GTU) examination paper for Mobile Computing and Wireless Communication (Winter 2025, 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.