Past Guess Paper Academic English Writing

Past Guess Paper of Academic English Writing Past Guess Paper.

Guess Paper 1 : Academic English Writing

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper : Computer Networks & Internet

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q.1     What is meant by report writing? Also mention the importance of receiving, editing & rewriting.

Q.2     What is the procedure of report writing and why planning is needed before report writing.

Q.3     Describe the principles of reporting writing.

Q.4    What is Bibliography? Write detail about its types.

Q.5   Define the term Audio-Visual aids? Highlight the role of Av aids in effective presentation.

Q.6    Write in detail the different steps involved in proposal writing?

Q.7    What is summary? What are the essential points are must keep in mind while summarizing a text.

Q.8    Explain an essay on any ONE of the following.

  1. Unemployment in Pakistan.
  2. The use of Mobiles Phone.
  3. Addiction to drugs.

Guess Paper 2 : Academic English Writing

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper : Computer Networks & Internet

Time Allowed: 3 hours

Examination:   Final, Spring – 2020

Total Marks:    70, Passing Marks (35)

Q.1      Explain Effective writing in detail.

Q.2      What are the different principles of report writing?

Q.3      What is the procedure of writing reports?

Q.4      Discuss the format of a research paper.

Q.5      What is bibliography? Explain.

Q.6      Explain the significance of bibliography in research.

Q.7      What is the role of audio-visual aids?

Q.8      Write short notes on any two of the following

  1. Editing
  2. Reviewing
  3. Rewriting

Guess Paper 3 : Academic English Writing

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper : Computer Networks & Internet

Time Allowed: 3 hours

Examination:   Final, Spring – 2019

Total Marks:    70, Passing Marks (35)

Q1.      Write an essay on any one of the following:-

  1. Social media effect on young generation
  2. Effects of Pollution
  • Internet influence of kids

Q2.      Define short report. Why are short reports written?

Q3.      What are the basic principles of writing a summary?

Q4.      Preliminary study and careful planning are very important for writing reports. Explain.

Q5.      Define Effective writing. Knowledge of facts and reader are important planning steps of effective writing. Explain.

Q6.      What is bibliography? Also discuss its types.

Q7.      Why audio-visual aids are important in presentation? Explain.

Q8.      Explain the following terms with suitable examples.

  1. Rapid Composition
  2. Organize material
  • Solicited Proposal
  1. Unsolicited proposal
  2. Revision

Past Guess Paper Computer Networks & Internet

Guess Paper 1 : Computer Networks & Internet

Computer Networks & Internet Past Guess Paper.

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper : Computer Networks & Internet

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q1.      Define the following terms:

  1. Link and channel
  2. Computer network
  3. Protocol stack
  4. Data frame
  5. Connection oriented protocol

Q2.      Give brief introduction of layer architecture and discuss TCP/IP protocol in detail.

Q3.      Explain in detail different connectivity devices for network communication.

Q4.      Give briefly introduction to Internetworking mechanism. And also explain in detail the different

protocols of TCP/IP model.

Q5.      Write a detail discussion on “the art of subnet masking with suitable examples”.

Q6.      Differentiate the detail discussion on Wireless and Wired transmission media.

Q7.      Write short notes on any two of the following.

  1. Computing models
  2. Algorithms of Transport layer
  3. Network topologies

Guess Paper 2 : Computer Networks & Internet

Computer Networks & Internet Past Guess Paper.

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper : Computer Networks & Internet

Time Allowed: 3 hours

Examination:   Final, Spring – 2020

Total Marks:    70, Passing Marks (35)

Q.1     Attempt all parts of this question.                               (30 marks)

Write down True or False for the following (10 marks)

  1. Routers operate at all the three layers (physical, data link and network) but forwarding decision is based only on information from network layer.
  2. UDP is mainly used for secured communication at Transport layer.
  3. ARP broadcast request is used to map logical address (IP) to physical address (MAC address).
  4. Switch is a layer 2 device where all ports are in one broadcast domain.
  5. Subnetting (also called subnetwork) is the logical division of IP address in order to have more networks for better control and management.
  6. Switch is a layer 1 (Physical Layer) device in the OSI reference model.

Choose the correct option. (10 marks)

On a busy router port the incoming packets are stored in
a) Firewall c) Queue/Buffer of the router
b) Email Server d) Queue/Buffer of the receiver node
The OSI layer responsible for assigning source and destination IP addresses is called
a) Application Layer c) Data Link Layer
b) Transport Layer d) Network Layer
The data unit at layer 2 (data Link layer) is called
a) Packet c) Frame
b) Datagram d) all above
In a class A IPv4 address scheme the number of bits reserved for network id are
a) 8 bits c) 16 bits
b) 24 bits d) 32 bits
Routing Information Protocol (RIP) is …. Protocol.
a) Interior Gateway Protocol c) Both (a) and (b)
b) Exterior Gateway Protocol d) Neither (a) nor (b)
Fill in the blanks (10 marks)
i. IPv6 consists total of ……. number of bits.
ii. UDP stands for …. .
iii. Repeater is a ……. layer device.
iv. In error correction schemes CRC stands for …. .
v. OSPF stands for … .

Q.2      What is IP addressing? Differentiate between classful and classless IP addressing by giving examples?     (4+6=10 marks)

Q.3  What is TCP/IP protocol suit? Explain the different layers of the TCP/IP protocol suit with the help of a diagram. (4+6 =10 marks)

Q.4      What is a Routing Protocol? Differentiate between distance vector and link state routing protocol? Explain briefly RIP and OSPF with a short network scenario for each?  (2+4+4=10 marks)

Q.5      Explain the importance of Data Link layer in the OSI reference model? Briefly describe flow control mechanism of the Data Link layer?    (5+5=10 marks)

Q.7      Differentiate between Guided and Unguided media. Provide examples with details of both

medial types.          (4+6=10 marks)

Guess Paper 3 : Computer Networks & Internet

Computer Networks & Internet Past Guess Paper.

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper : Computer Networks & Internet

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q1.  Define the following terms:

  1. Internetwork
  2. Physical address
  3. Duplex link
  4. Data packet
  5. Periodic signal
  6. Resource sharing

Q2.  Write a comprehensive note on computing models.

Q3.   Discuss the comparison of OSI and TCP/IP model in detail.

Q4.  What is meant by logical topology? Explain various types of network topologies.

Q5.    Write a detail discussion on “Wired and Wireless media”.

Q6.   Explain the protocols of TCP/IP model in detail.

Q7.    Write short notes on the following.

  1. IP addressing
  2. Computer networks

Past Guess Paper Fiber Optics Communication Networks

Paper 1 : Fiber Optics Communication Networks

Fiber Optics Communication Networks Past Guess Paper.

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper   : Fiber Optics Communication Networks

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q.1      True/False                                                                                                                

  1. A circuit-switched network provides circuit-switched connections to its customers.
  2. In classical layered hierarchy data link layer come after physical layer.
  3. The network layer usually provides virtual circuits or datagram services to the higher layer.
  4. Above the data link layer resides the network layer.
  5. The transport layer resides on top of the network layer.
  6. The wavelength λ and frequency f are related by the equation c = f λ
  7. In packet-switched networks, the data stream is broken up into small packets of data.

Q.2      Explain telecommunication network architecture also draws its structure.

Q.3      Discuss in detail Optical fiber as a waveguide using Wave Theory Approach.

Q.4      What do you mean by services also explain circuit switching and packet switching.

Q.5      Using proper diagram explain optical packet switching.

Q.6      How you will explain Intermodal Dispersion also explains Multimode and Single-Mode Fiber.

Q.7      Explain deeply Chromatic Dispersion also draws the shape of the pulse as a function of time.

Q.8      Write short notes on any two of the following

  1. Wavelengths
  2. Frequencies
  3. Channel Spacing

Paper 2 : Fiber Optics Communication Networks

Fiber Optics Communication Networks Past Guess Paper.

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper   : Fiber Optics Communication Networks

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q1:      Describe the key advantages of Fiber-Optics as a medium for long distance communication.

Q2:      Explain how Optical-Amplifier and WDM can enhance the bandwidth and decline the losses and attenuation in optical communication.

Q3:      a) Discuss the TIR that causes the signal to reach the destination within the fiber optic cable.

  1. b) Consider an optical fiber of 2.5 Km Long is feeded with an Input Power of 1mW. If the Attenuation Coefficient is 0.2dB/km, determine the Output Power at the receiving end.


Q4:     
Explain the appropriateness of either LASER or LED optical source in single and multimode optical fiber.

Q5:      A silica optical fiber has a core refractive index of 1.48 and cladding refractive index of 1.45. Determine:

  1. The critical angle at the core-cladding interface
  2. The NA for the fiber

Q6:      Discuss how the SDH multiplexing technique is used to combine the low data rate users for transmission over high bandwidth optical fiber medium.

Q7:      Write short note on any two of the following

  1. Optical detectors
  2. Add/Drop Multiplexer
  3. Intermodal Dispersion

Data Communications and Computer Networks Past Guess Paper

Paper 1 : Data Communications and Computer Networks

Data Communications and Computer Networks Past Guess Paper.

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper   : Data Communications and Computer Networks 

Time Allowed: 3 hours

Examination:   Final, Fall – 2020

Total Marks:    70, Passing Marks (35)

Q1.      Define the following terms:

  1. Periodic and Aperiodic signal
  2. Composite signal
  3. Data session
  4. Layered concept
  5. TCP and UDP protocol

Q2.      Give brief introduction of Encoding and Modulation mechanism along discussion of its conversion techniques in detail.

Q3.      Discuss in detail the frame relay concept along its operations and different layers.

Q4.      Give briefly introduction to transmission of digital data. Discuss in detail the DTE-DCE and other

Interface standards.

Q5.      Write a detail discussion on “ISDN services and voice communication over analog networks”.

Q6.      Explain the working and concept of wireless transmission media in detail.

Q7.      Write short notes on any two of the following.

  1. TCP/IP model
  2. Multiplexing
  3. Serial and Parallel transmissions.

Data Communications and Computer Networks Past Guess Paper.

Paper 2 : Data Communications and Computer Networks

University Name – Confidential

NOTE: Q.1 is compulsory, attempt any four questions from the remaining. All questions carry equal marks. Phones and other Electronic Gadgets are not allowed.

Paper   : Data Communications and Computer Networks 

Time Allowed: 3 hours

Examination:   Final, Spring- 2020

Total Marks:    70, Passing Marks (35)

Q.1     Attempt all parts of this question.                                                                                (30 marks)

  1. Write down True or False for the following (10 marks)
  2. Twisted Pair cable is the most widely used transmission media in Local Area Network (LAN).
  3. Port number is assigned at application layer which identifies the specific process or service in the end system.
  4. In Virtual Circuit (VC) switching data is transmitted over a packet switched network where the paths are identified by the VC numbers.
  5. FECN and BECN bits are used in the Frame Relay networks for congestion avoidance.
  6. In the Internet Protocol (IP) hostname to IP address mapping is done by the ARP (Address Resolution Protocol).

 

Choose the correct option.                                                                                         (10 marks)

On a busy router port the incoming packets are stored in

  1. Firewall                  c) Queue/Buffer of the router
  2. Email Server                    d) Queue/Buffer of the receiver node

DLCI (Data link connection identifier) is used in ….. networks to assign frames to PVC or SVC.

  1. ATM                  c) Ethernet networks
  2. Frame Relay                  d) both (a) and (b)

Repeaters and Hubs are …. devices.

  1. Network Layer         c) Data Link Layer
  2. Application Layer            d) Physical Layer

In a “class B” IPv4 address scheme the number of bits reserved for Network ID are

  1. 8 bits                           c)   16 bits
  2. 24 bits                          d)  32 bits

ATM Cell size is …. Bytes.

  1. 52                                       c) 65535
  2. 128 d) 512

Fill in the blanks                                                                                                              (10 marks)

  1. IPv6 consists total of ……. bits.
  2. TFTP stands for …. .
  3. ICMP stands for … .
  4. UDP is used at …. layer for real time multimedia transmission.
  5. IP addresses are assigned at … layer of OSI model.

Q.2      What is Multiplexing? Explain Frequency and Time division multiplexing (FDM and TDM) in detail  with examples/diagrams?                                                                                    (10 marks)

Q.3      Explain Circuit Switching and Packet Switching in detail with example for each specific type? Provide

diagrams for the two types of Packet Switching that is (a) datagram and (b) virtual circuit switching.

(10 marks)

Q.4      What is a Frame Relay? Explain Packet format, DLCI assignment and Congestion avoidance scheme in Frame Relay networks?                                                                                                          (10 marks)

Q.5      What is Transmission Media? Write different types of Transmission Media used in Computer Networks. Explain briefly Cable Media.                                                                                     (10 marks)

Q.6      What is Domain Name System (DNS)? Briefly explain flat name space and hierarchical name space with diagrams. Explain the need of DNS in the IP networks?                                           (3+4+3=10 marks)

Q.7      Write short note on any two of the following:                                                         (10 marks)

  1. ISDN, its services and layers
  2. Simple Network Management Protocol (SMNP)
  3. ATM and its connection types (PVC and SVc)
  4. Flow control schemes of the Data Link Layer