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Title Name Amity Solved Assignment BSC IT 5th Sem for Accessing the WAN
University AMITY
Service Type Assignment
Course B.Sc-(IT)
Semester Semester-V Course: B.Sc-(IT)
Session
Short Name or Subject Code Accessing the WAN
Commerce line item Type Semester-V Course: B.Sc-(IT)
Product Assignment of B.Sc-(IT) Semester-V (AMITY)
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Questions:-


                                                                                                                                       Accessing the WAN

Assignment A

  1. Compare MPLS and IPSec-VPNs as WAN technologies? What are the advantages and disadvantages each technology?

    2.Is there a way to direct FC3 to use MS-CHAP V2 authentication across a PPP dialup connection? If so, how?

    3.What protocol enables dynamic Frame Relay mapping? .When LMI Auto sense is in effect, what message type(s) does the DTE send to the DCE?

 

    4.What is the Frame Relay broadcast queue?         

    5.How many data-link connection identifier (DLCI)s can an interface support? Can Frame Relay Inverse Address Resolution Protocol (IARP) work without Local Management    Interface (LMI)?

  1. What are the three types of VPNs? What type of VPNs link outside customers, suppliers, partners, or communities of interest to an enterprise customer´s network over a shared infrastructure using dedicated connections?

 

 

 

Assignment B

Case Detail: 

                CASE STUDY

You need to troubleshoot a Cisco router at the Toronto office of How2Pass Inc. The router loses its configuration each time it is rebooted. You study the output displayed in the exhibit. What is the cause of the problem?

Exhibit:

----- output omitted ----

Cisco 2620 (MPC860) processor (revision 0x200) with

16384/2048K bytes of memory.

Processor board ID JAD05076EF6 (3878188963)

M860 processor: part number 0, mask 49

Bridging software.

X.25 software, Version 3.0.0.

2 Ethernet/IEEE 802.3 interface(s)

2 Serial(sync/async) network interface(s)

2 Low speed serial(sync/async) network interface(s)

32K bytes of non-volatile configuration memory.

16384K bytes of processor board System flash (Read/Write)

Configuration register is 0x2142

 Question NO. 

  1. Which is the most secure encryption algorithm: DES, 3DES, or Diffie-Hellman?

 

    2.How do cryptography-based keys ensure the validity of data transferred across the network?

 

  1. In a sub netted environment, how does the DHCP server discover what subnet a request has come from? If a physical LAN has more than one logical subnet, how can different groups of clients be allocated addresses on different subnets?

 

 

 

 

Assignment C

Question No.  1          Marks – 10

The _______ is the physical path over which a message travels. 

Options          

  1. Protocol
  2. Medium
  3. Signal
  4. All the above

 

 

Question No.  2          Marks - 10

The information to be communicated in a data communications system is the _______.          

Options          

  1. Medium
  2. Protocol
  3. Message
  4. Transmission

 

 

Question No.  3          Marks - 10

Frequency of failure and network recovery time after a failure are measures of the _______ of a network.           

Options          

  1. Performance
  2. Reliability
  3. Security
  4. Feasibility

 

 

Question No.  4          Marks - 10

An unauthorized user is a network _______ issue.           

Options          

  1. Performance
  2. Reliability
  3. Security
  4. All the above

 

 

Question No.  5          Marks - 10

Which topology requires a central controller or hub?      

Options          

  1. Mesh
  2. Star
  3. Bus
  4. Ring

 

 

Question No.  6          Marks - 10

Which topology requires a multipoint connection?           

Options          

  1. Mesh
  2. Star
  3. Bus
  4. Ring

 

 

Question No.  7          Marks - 10

Communication between a computer and a keyboard involves ______________ transmission           

Options          

  1. simplex
  2. half-duplex
  3. full-duplex
  4. automatic

 

 

Question No.  8          Marks - 10

A television broadcast is an example of _______ transmission.   

Options          

  1. simplex
  2. half-duplex
  3. full-duplex
  4. automatic

 

 

Question No.  9          Marks - 10

A _______ connection provides a dedicated link between two devices.  

Options          

  1. point-to-point
  2. multipoint
  3. primary
  4. secondary

 

 

Question No.  10        Marks - 10

In a _______ connection, more than two devices can share a single link.           

Options          

  1. point-to-point
  2. multipoint
  3. primary
  4. secondary

 

 

Question No.  11        Marks - 10

In _______ transmission, the channel capacity is shared by both communicating devices at all times.

Options          

  1. simplex
  2. half-duplex
  3. full-duplex
  4. half-simplex

 

 

Question No.  12        Marks - 10

In the original ARPANET, _______ were directly connected together. 

Options          

  1. IMPs
  2. host computers
  3. networks
  4. routers

 

 

Question No.  13        Marks - 10

This was the first network.  

Options          

  1. CSNET
  2. NSFNET
  3. ANSNET
  4. ARPANET

 

 

Question No.  14        Marks - 10

Which organization has authority over interstate and international commerce in the communications field?  

Options          

  1. ITU-T
  2. IEEE
  3. FCC
  4. ISOC

 

 

Question No.  15        Marks - 10

_______ are special-interest groups that quickly test, evaluate, and standardize new technologies.    

Options          

  1. Forums
  2. Regulatory agencies
  3. Standards organizations
  4. All of the above

 

 

Question No.  16        Marks - 10

Which agency developed standards for physical connection interfaces and electronic signaling specifications?           

Options          

  1. EIA
  2. ITU-T
  3. ANSI
  4. ISO

 

 

Question No.  17        Marks - 10

_______ is the protocol suite for the current Internet.      

Options          

  1. TCP/IP
  2. NCP
  3. UNIX
  4. ACM

 

 

Question No.  18        Marks - 10

_______ refers to the structure or format of the data, meaning the order in which they are presented.           

Options          

  1. Semantics
  2. Syntax
  3. Timing
  4. All of the above

 

 

Question No.  19        Marks - 10

________ defines how a particular pattern to be interpreted, and what action is to be taken based on that interpretation.           

Options          

  1. Semantics
  2. Syntax
  3. Timing
  4. None of the above

 

 

Question No.  20        Marks - 10

_______ refers to two characteristics: when data should be sent and how fast it can be sent. 

Options          

  1. Semantics
  2. Syntax
  3. Timing
  4. none of the above

 

 

Question No.  21        Marks - 10

Data flow between two devices can occur in a _______ way.      

Options          

  1. simplex
  2. half-duplex
  3. full-duplex
  4. all of the above

 

 

Question No.  22        Marks - 10

In a ______ connection, two and only two devices are connected by a dedicated link. 

Options          

  1. multipoint
  2. point-to-point
  3. (a) and (b)
  4. none of the above

 

 

Question No.  23        Marks - 10

In a ________ connection, three or more devices share a link.    

Options          

  1. multipoint
  2. point-to-point
  3. (a) and (b)
  4. none of the above

 

 

Question No.  24        Marks - 10

______ refers to the physical or logical arrangement of a network.        

Options          

  1. Data flow
  2. Mode of operation
  3. Topology
  4. None of the above

 

 

Question No.  25        Marks - 10

Devices may be arranged in a _____ topology.      

Options          

  1. mesh
  2. Bus
  3. Ring
  4. all of the above

 

 

Question No.  26        Marks - 10

A _______ is a data communication system within a building, plant, or campus, or between nearby buildings.       

Options          

  1. MAN
  2. LAN
  3. WAN
  4. none of the above

 

 

Question No.  27        Marks - 10

A ______ is a data communication system spanning states, countries, or the whole world.      

Options          

  1. MAN
  2. LAN
  3. WAN
  4. none of the above

 

 

Question No.  28        Marks - 10

________ is a collection of many separate networks.        

Options          

  1. A WAN
  2. An internet
  3. a LAN
  4. None of the above

 

 

Question No.  29        Marks - 10

There are ______________ Internet service providers.    

Options          

  1. local
  2. regional
  3. national and international
  4. all of the above

 

 

Question No.  30        Marks - 10

A ________ is a set of rules that governs data communication.   

Options          

  1. forum
  2. protocol
  3. standard
  4. none of the above

 

 

Question No.  31        Marks - 10

________ is an idea or concept that is a precursor to an Internet standard.      

Options          

  1. RCF
  2. RFC
  3. ID
  4. none of the above

 

 

Question No.  32        Marks - 10

Which networking device is typically used to concentrate the dial-in and dial-out traffic of multiple users to and from a network?       

Options          

  1. core router
  2. access server
  3. Frame Relay switch
  4. ATM switch

 

 

Question No.  33        Marks - 10

Which packet-switched WAN technology offers high-bandwidth connectivity capable of managing data, voice, and video all on the same infrastructure?   

Options          

  1. Time Division Multiplexing (TDM)
  2. metro Ethernet
  3. Integrated Services Digital Network (ISDN)
  4. Public Switched Telephone Network (PSTN)

 

 

Question No.  34        Marks - 10

What can cause a reduction in available bandwidth on a cable broadband connection?

Options          

  1. smaller cells
  2. number of subscribers
  3. committed information rate
  4. distance from the central office of the provider

 

 

Question No.  35        Marks - 10

What type of connectivity is established when VPNs are used from the remote site to the private network?           

Options          

  1. PVCs
  2. DLCIs
  3. tunnels
  4. dedicated Layer 2 links

 

 

Question No.  36        Marks - 10

For digital lines, which device is used to establish the communications link between the customer equipment and the local loop?        

Options          

  1. CSU/DSU
  2. Frame Relay switch
  3. ISDN switch
  4. modem

 

 

Question No.  37        Marks - 10

Which term describes a device that will put data on the local loop?       

Options          

  1. DTE
  2. DCE
  3. BRI
  4. PRI

 

 

Question No.  38        Marks - 10

Which switching type will allow the communication devices in the provider network to be shared and only allocated to an individual subscriber during data transfer?        

Options          

  1. circuit-switched
  2. dedicated switched lines
  3. frame-switched
  4. packet-switched

 

 

Question No.  39        Marks - 10

A company needs a WAN connection that is capable of transferring voice, video, and data at a minimum data rate of 155 Mbps. Which WAN connection is the best choice?

Options          

  1. 25
  2. ATM
  3. ISDN BRI
  4. DSL

 

 

Question No.  40        Marks - 10

Which PPP configuration option can be used to establish load balancing over the interfaces of a router?           

Options          

  1. callback
  2. multilink
  3. compression
  4. error detection


Questions:-



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