Are you ready to test your knowledge of advanced computer networks? With our collection of multiple choice questions and quizzes, you can put your expertise to the test and see how well you know the concepts behind computer networks.
From the fundamentals of network topology to the complexities of network security, you can brush up on your understanding of advanced computer networks and see how far your knowledge can take you.
These questions are very useful for the preparation for competitive exams.
About Advanced Computer Networks
Advanced Computer Networks is the study of computer networks and their architecture, protocols, and technologies. It focuses on the design and implementation of high-speed networks for large-scale distributed systems, as well as the integration of new technologies such as wireless, mobile computing, virtualization, and cloud computing.
Topics studied in Advanced Computer Networks include network architecture, routing protocols, network security, network virtualization, network management, network optimization, network coding, network latency, network reliability, network performance, network scalability, and network programmability.
Modern computer networks are becoming increasingly complex and sophisticated, with advanced technologies and protocols allowing them to carry vast amounts of data within a fraction of a second. As the development of computer networks continues to progress, the need to understand their intricacies and capabilities grows ever more important.
Definition of Advanced Computer Networks
Advanced computer networks are interconnected systems of computers and other electronic devices used to exchange data and information. These networks are characterized by their high speed and complexity and are used to link resources and users over a wide geographical area. Advanced networks typically use technologies such as the Internet, VoIP, Ethernet, and WANs. These networks are designed for high performance, scalability, security, reliability, and manageability.
73 Advanced Computer Networks MCQ with answers
1. ___ network used for communication between the computer and different information technological devices close to one person.
Ans. PAN
2. A ___ often uses transmission facilities provided by common carriers, such as telephone companies.
Ans. WAN
3. A ___ is a network topology consisting of a main run of cable with a terminator at each end.
Ans. linear bus topology
4. What will be the total number of links in a mesh network topology if n nodes are connected to each other?
Ans. n (n-1)
5. How are ISO and OSI related to each other?
Ans. The Open Systems Interconnection (OSI) reference model was defined by the International Standards Organization (ISO) as the first step towards international standardization.
6. OSI stands for ___.
Ans. Open Systems Interconnection
7. Application layer of the OSI model is concerned with the syntax and semantics of the information transfer between two systems. (True/False).
Ans. Physical address
8. ___ address encodes the manufacturer’s registered identification number and may be mentioned as the burned-in address.
Ans. False: Since the presentation, the layer is concerned with the syntax and semantics of the information transfer between two systems.
9. Choose the correct option?
Which layer incorporates the physical address in a frame?
a) Physical layer
b) Data link layer
c) Network layer
d) Presentation layer
Ans. b) Data link layer
10. What is the size Ethernet physical address?
Ans. 6-byte or 48 bit
11. ___ is nothing but a connector, which connect multiple wires coming from different branches.
Ans. Passive hub
12. Bridge is a three-layer switch that uses the logical address to transmit the packet to a destination. (true/false).
Ans. False: Since the router is a three-layer switch use the logical address to transmit a packet to the proper destination.
13. What is multiplexing?
Ans. Multiplexing is a method by which the whole capacity of a connected link can be shared by multiple users for better productivity.
14. In ___ the data flow of each input connection is divided into units and time into some fixed slots.
Ans. synchronous TDM
15. How does WDM differ from FDM?
Ans. Conceptually they are similar, only thing is WDM is purposefully designed for fibre-optic cable to support high data rates.
16. Ethernet uses the ___ protocol for the resolution of multiple accesses to the broadcast channel in the MAC sub-layer before data transmission begins.
Ans. CSMA/CD
17. Match the followings:
| Set 1 | Set II |
| 1) 100BASE-TX | A) Fibre optic cables |
| 2) 100BASE-T4 | B) Two pairs of high-quality twisted-pair wires |
| 3) 100BASE-FX | C) Four pairs of normal-quality twisted pair wires |
a) 1. A, 2. B, 3. C
b) 1. A, 2. C, 3. B
c) 1. C, 2. A, 3. B
d) 1. B, 2. C, 3. A
Ans. d) 1. B, 2. C, 3. A
18. Token Ring is a LAN with ___ or ___ throughput.
Ans. 4 or 16 Mbits/s
19. FDDI stands for ___.
Ans. Fibre-distributed data interface
20. Token ring local area network (LAN) technology is a local area network protocol that resides at the ___ of the OSI model.
a) physical layer b) data link layer
c) network layer d) session layer
Ans. b) data link layer
21. What are the three important phases of circuit switching?
Ans. Three important phases of circuit switching are connection establishment, data transfer and connection disconnect.
22. In the ___ approach each packet with the same destination need not follow the same route to reach the destination.
Ans. datagram
23. VCI stands for ___.
Ans. virtual circuit identifier
24. What type of switching is also known as store-and-forward switching?
Ans. message switching
25. SONET/SDH is channelized (True/False)
Ans. True
26. What is the data rate of the SONET STS-1 frame?
Ans. 51.84 Mbps
27. The SONET STS-3 frame consists of ___ bytes and is transmitted 8000 times per second.
Ans. 2430
28. SONET/SDH rings are interconnected to cover a wide geographical area via ___.
Ans. digital cross-connect systems
29. What SONET device receives an OC-N signal from which it can demultiplex and terminate any number of DSn and/or OC-M signals? When M < N?
Ans. SONET/SDH add/drop multiplexer
30. DWDM stands for ___.
Ans. Dense wavelength division multiplexing
31. What is an optical supervisory channel?
Ans. The optical supervisory channel is an additional wavelength usually outside the EDFA amplification band. It carries information about the multi-wavelength optical signal as well as remote conditions at the optical terminal or EDFA site.
32. These carrier frequencies are separated by adequate bandwidth to accommodate the modulated signal is called.
Ans. channel
33. SONET network is one of the applications of ___.
Ans. WDM
34. At the time SONET was devised, the highest-speed digital carrier actually used widely in the United States was T3, at ___.
Ans. 44.736 Mbps
35. ___ is ISDN – compatible equipment, that is, equipment that can interface directly to an ISDN circuit via a four-wire twisted-pair interface.
Ans. TE1
36. Choose the correct option:
a) Terminal Adapters (TAs), also known as ISDN ___, are interface adapters for connecting one or more TE2 (non – ISDN) devices to an ISDN network.
b) reference point
c) modems
d) transmitter
e) adapter
Ans. modems
37. Basic rate interfaces provide the user with two ___ channels for data transmission (B channels) and one ___ channel for the transmission of signalling information (a D channel).
Ans. 64 Kbps, 16 Kbps
38. Choose the correct option:
___ provides users with the possibility of high-speed data transmission at rates of 384 Kbps, 1,536 Kbps or 1,920 Kbps.
a) B channels
b) C channels
c) D channels
d) H channels
Ans. H channels
39. The ISDN ___ supports signaling and control messages between user TE and the carrier networks, both circuit-switched and packet-switched, and between TE devices in a user-to-user private network.
Ans. D channel
40. In the LAP-D frame format the flag field is a two-octet field that delimits (i.e., establishes the limits or boundaries of) the beginning and end of the frame. (True/False)
Ans. False: Since, in LAP-D frame format the flag field is a one-octet field that delimits (i.e., establishes the limits or boundaries of) the beginning and end of the frame.
41. B – ISDN user access is ___ in nature, relying on SDH/SONET fibre–optic transmission standards.
Ans. broadband
42. In B-ISDN ___ involve the bidirectional transmission and includes three classes of service.
Ans. Interactive services
43. Choose the correct option:
In ___ systems, clocks run close to each other, within a well-defined tolerance.
a) Asynchronous
b) Synchronous
c) plesiochronous
d) Omni synchronous
Ans. c) plesiochronous
44. The ___ carrier system is used in North America to carry the DS signal, and the ___ carrier system is used to carry the international digital hierarchy.
Ans. T, E
45. SONET stands for ___.
Ans. Synchronous Optical Network
46. Contemporary computer systems communicate in ___ mode through variations in electrical voltage.
Ans. Binary/Digital
47. What is the traffic measurement unit in the case of the analogue network?
Ans. Hz
48. In the case of a digital network power requirement is high. (True/False)
Ans. False: Since in the case of digital network power requirement is low.
49. ISDN stands for ___.
Ans. Integrated Service Digital Network
50. The process of setting a virtual path connection is decoupled from the process of setting up an individual virtual channel connection (True/False)
Ans. True
51. Frame Relay is an example of ___ protocol.
Ans. packet switching
52. ATM does the data transfer in the form of ___.
Ans. Desecrate chunks
53. A switched connection is an on-demand connection that requires call ___ for setting up and exit.
A. packets
B. control signalling
C. information
Ans. b) Control Signaling
54. The meta-signalling channel can also be used to set up the user-to-user signalling channel. (True/False)
Ans. True
55. The process of setting up a virtual path connection is decoupled from the process of setting up an individual virtual channel connection (True/ False).
Ans. True
56. The use of the GFC field is to control the traffic flow at the ___ ___ interface in order to improve short-term overload conditions.
Ans. user-network
57. The header error control (HEC) field is carried in the final octet of the header. (True/False).
Ans. true
58. The VPI length of 8 bits allows up to ___ different virtual paths.
Ans. 256
59. The ATM cell header is composed of ___ elements.
a) 8
b) 6
c) 4
d) All the above
Ans. b) 6
60. The ABR service category is designed primarily for any type of traffic that is not ___ sensitive and expects no guarantees of service
Ans. Time
61. ATM network is designed in such a way that it supports to transfer of many different types of traffic concurrently (True/False).
Ans. True
62. NRT-VBR stands for ___
Ans. The non-real-time variable bit rate
63. This layer is organized into two logical sub-layers: the ___ and ___ sub-layer.
Ans. Convergence sub-layer, segmentation-reassemble sub-layer
64. AAL 1 is designed to accommodate a constant bit rate, connection-oriented, synchronous traffic. (True/False)
Ans. True
65. The main task of AAL is ___.
Ans. Segmentation and reassembly
66. AAL2 supports a connection-oriented service in which the bit rate is variable but requires a bounded delay for delivery. (True/False)
Ans. True
67. ___ is the maximum amount of traffic that can be submitted by a source to an ATM network and is expressed as ATM cells per second.
Ans. Peak cell rate (PCR)
68. What is the maximum burst size (MBS)?
Ans. MBS is defined as the maximum number of cells that can be submitted by a source back-to-back at the peak cell rate.
69. The ___ service is the only standardized ATM service category that uses a reactive congestion control scheme.
Ans. available bit rate (ABR)
70. An X.25 network consists of switches distributed geographically and connected by high-speed leased links. (True/False)
Ans. true
71. What level of X.25 protocol provides reliable transfer of data across the physical link?
Ans. data link level
72. LAP-B stands for ___.
Choose the correct option:
Ans. Link Access Protocol-Balanced
73. In the X.25 network ___is a small, standalone device connected to the switch by a dedicated X.25 link.
a) Remote PAD
b) Router
c) Mainframe
d) None of the above
Ans. a) Remote PAD
These Questions are available for download in PDF format
Advanced Computer Networks Quiz
Our Advanced Computer Networks quiz is designed to assess your understanding of one of the most important aspects of computing. Dive into the depths of computer networking and see how far you can go!
FAQs
Q1: What are Advanced Computer Networks?
A1: Advanced Computer Networks is a company that provides comprehensive IT solutions, including computer network design, implementation, and maintenance.
Q2: What services does Advanced Computer Networks offer?
A2: Advanced Computer Networks provides a wide range of IT services, including computer networking, managed services, data storage, virtualization, cloud computing, and more.
Q3: How can Advanced Computer Networks help my business?
A3: Advanced Computer Networks can help businesses of all sizes maximize their IT investments, providing reliable, cost-effective solutions to fit any budget.
Q4: What are the benefits of working with Advanced Computer Networks?
A4: Advanced Computer Networks is dedicated to providing high-quality, secure IT solutions that are tailored to the needs of each individual customer. Our experienced team of IT professionals can help you achieve your business goals and realize a positive ROI.
Q3: How secure are the networks provided by Advanced Computer Networks?
A3: All of our network solutions are designed with security in mind. We use the latest security protocols and industry best practices to ensure that your data is secure and protected from unauthorized access.
Conclusion Points
Advanced computer networks MCQs are an important tool for anyone who wants to gain a better understanding of how computer networks operate. They provide a great way to test one’s knowledge of computer networking concepts and help to ensure that they have a solid understanding of the principles of networking.
With the right preparation, these MCQs can help anyone gain the necessary skills to become an expert in the field of computer networking.
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