Gujarat Technological UniversitySummer 2025 Examination

GTU 3170710 Mobile Computing and Wireless Communication (INS) Summer 2025 Paper Solution & PDF

B.E. · Computer Engineering · Semester 7 · Subject Code: 3170710
Download Official GTU PDF
Share:
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)
What are LANs, MANs, and WANs & PANs?
3 Marks
(b)

Define channel capacity and explain its significance in communication systems.

4 Marks
(c)

Discuss the different types of transmission media and their advantages and disadvantages.

7 Marks

Question 2

14 MarksMedium
(a)
Define frequency hopping spread spectrum (FHSS).
3 Marks
(b)
What is Automatic Repeat Request (ARQ) in error control?
4 Marks
(c)

Describe the propagation modes and their impact on wireless communication with their advantages & disadvantages.

7 Marks
OR OPTION
(c)

What is handoff in mobile communication, and why is it important for maintaining call quality and connection continuity? Explain the different types of handoffs used in cellular networks.

7 Marks

Question 3

14 MarksMedium
(a)
What are the functions of HRL, VRL & AUC in GSM?
3 Marks
(b)

Define IMSI, IMEI, and MS-ISDN, and explain the significance of each in mobile communication systems.

4 Marks
(c)

How is call routing handled in a GSM network? Outline the steps involved in routing a call from one mobile user to another.

7 Marks
OR OPTION
(a)
What is hidden terminal problem? How it can be avoided?
3 Marks
(b)

Explain the additional network elements introduced in GPRS that differentiate it from GSM. Additionally, discuss the limitations of GPRS.

4 Marks
(c)

What are the various data services provided by GPRS? Explain how GPRS improves the efficiency of data transmission?

7 Marks

Question 4

14 MarksMedium
(a)

Explain the role of the Medium Access Control (MAC) layer in IEEE

80211.
3 Marks
(b)
Explain Bluetooth Protocol Stack with diagram.
4 Marks
(c)
What is Mobile IP? Explain the tunneling in context of Mobile IP.
7 Marks
OR OPTION
(a)
Compare and contrast WiMAX and WiFi technologies.
3 Marks
(b)
Explain the WAP Stack with neat diagram.
4 Marks
(c)

Discuss the key services provided by IEEE 802.11, including authentication, association, and data delivery. How do these services support seamless connectivity in Wi-Fi networks?

7 Marks

Question 5

14 MarksMedium
(a)
Explain power saving states of Bluetooth device.
3 Marks
(b)
Write a note on piconet and scatternet.
4 Marks
(c)
Define the Android Layout. Explain the various Android Layouts.
7 Marks
OR OPTION
(a)
What are the four main application components in Android?
3 Marks
(b)
What is the purpose of Android Manifest file?
4 Marks
(c)
Explain the Android Architecture with the neat diagram.
7 Marks
College Exam Groups

Studying for Mobile Computing and Wireless Communication?

Circulate this solved paper with KaTeX formulas and 1-click AI step solvers to your batchmates on WhatsApp or Telegram.

About this Examination Paper & Attribution

Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Mobile Computing and Wireless Communication (INS) (Summer 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.

Download PDF