Punjab Technical University | 2nd

data communication and networks

data communication and networks previous year question papers on BRpaper are organized for students of Punjab Technical University’s Post graduation diploma in computer application program, 2nd semester. This section makes it easier to browse subject-wise old question papers for data communication and networks, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for data communication and networks question bank with answers while preparing for exams, and this page is built to support exactly that kind of subject-wise browsing and revision. BRpaper is not the official website of Punjab Technical University or any institution, and it does not publish official notices or academic updates.
📚 Syllabus - DCN (PGDCA 2nd)

SECTION A

Introduction to data communication, analog Vs Digital Communication, Fourier Analysis, Band

Width limitation, data rate of a channel, Error detection and correction; nature of errors, parity

check, CRC, hamming code, Modulation; Multiplexing: SDM, FDM, TDM, STDM. (10)

SECTION B

Introduction to computer networks and application; network hardware, network software, OSI

reference model, TCP/IP model, network standardization, physical layer: circuit switching, packet

switching, message switching, terminal handling, telephone system, modems, connections,

transmission media. (10)

SECTION C

Data link layer: design issues, elementary data link protocols-sliding window protocol,

HDLC/SDLC, ALOHA, CSMA/CD, token passing, IEEE standard 802 for LAN and WAN. Network

layer: design issues, Routing algorithms: shortest path routing, flooding, distance vector routing,

flow based routing, Congestion control algorithms: leaky bucket, token bucket, Internet working,

the network layer in the Internet IP protocol, IP address. (10)

SECTION-D

Transport layer: design issues, elements of transport protocol, addressing establishing & releasing

a connection, flow control & buffering, TCP/IP service model, TCP connection management. (10)

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About This Question Paper Collection

Browse DCN 2nd question papers for PGDCA students at Punjab Technical University. This page helps students review question patterns, prepare for exams, and understand how previous papers are structured.

Select a paper below to open year-wise question papers, solutions, or available answer content where listed on BRpaper.

How Students Can Use These Papers

Old question papers for data communication and networks are a quick way to see how Punjab Technical University has structured exams in the past — useful for timing practice and identifying high-priority topics.

Treat them as a supplement, not a replacement, for the latest syllabus and official notices, and use them to build confidence before the actual exam.

FAQ

Frequently Asked Questions

Helpful answers about this subject, papers, and exam preparation.

Updated regularly
01 Where can I find data communication and networks previous year question papers for Post graduation diploma in computer application, 2nd semester?

This page lists data communication and networks question papers uploaded for Punjab Technical University Post graduation diploma in computer application, 2nd semester, organized for subject-wise browsing where available.

02 Are these official Punjab Technical University question papers?

BRpaper is not the official website of Punjab Technical University. These papers are shared for reference and revision purposes only and are not official university material.

03 How can previous year data communication and networks papers help in exam preparation?

Reviewing past papers can help you understand how questions are typically framed, notice commonly repeated topics, and get a sense of the exam pattern before your own exam.

04 What kind of topics does data communication and networks usually cover?

The question papers here relate to the official data communication and networks syllabus set by the university for this course and semester.

05 Does this page include a data communication and networks question bank with answers or solved answers?

This page focuses on providing access to the previous year question papers themselves. A separate question bank or solved answers may not be available for every paper.

06 Can I find papers for other subjects in the same Post graduation diploma in computer application?

Yes, BRpaper organizes papers by university, course, stream, and semester, so you can browse other subjects within the same Punjab Technical University Post graduation diploma in computer application.

Important

Important Disclaimer

BRpaper is not the official website of Punjab Technical University or any institution. BRpaper organizes available question papers for student reference only. For official notices, date sheets, results, syllabus changes, and academic updates, students should visit the official university website.