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Wireless Access points have been recognized to have various security vulnerabilities which can lead to breach of Secured wired networks. IEEE 802.11 standards have identified numerous key points for
Explain the differentiation between WPA and WPA2. What are RTS and CTS frames and hence, describe how it works.
A company intends to install a LAN in its headquarters building. Choose an appropriate network configuration for each of the following situations. In each case:
Explain protocol? Describe the functionality of SMTP, POP3 and MIME in detail. Expalin active server page. Expalin the steps to access a database from active server page.
A multiplexer takes several data communication lines or signals and transforms them into one data communication line or signal at the sending location. Describe the fundamental methods of multiplexi
Distinguish between token passing with CSMA/CD. Also Describe CDMA technique for collision detection.
Compare checksums and CRCs as a means of detecting errors. Describe the tradeoffs between checksums and CRCs.
What is the main difference between HTTP 1.0 and HTTP 1.1? Describe the difference carefully, not just name it. What is the advantage of this difference?
What are the basic services provided by the transport layer? Very briefly, how does TCP implement each of such services?
An application layer protocol usually defines four things. What are such four things?
In 5-layer Internet reference model which layers handle point-to-point functions and which layers handle end-to-end functions?
Define the term Internet? Explain any three IP-based application layer protocols?
What are the components of data communications system? What is the difference between port address, logical address and physical address?
a) Describe SONET Networks. b) Describe ATM Networks. c) Describe about Back bone Networks.
Compare and contrast the OSI reference model and TCP/IP reference model.
Why does network segmentation improve LAN performance?
Describe three trends in communications and networking.
What do you mean by an IP Address? Describe briefly the attributes of the client/server computing model.
Why is digital signal considered better than analog signal? Describe their advantages.What is the purpose of placing twists in a pair of wires used as transmission medium?
What are the special features and limitations of windows XP in comparison with the other operating systems?
Which OSI layer defines the standards for data formats and encryption? Layer 1, Layer 2, Layer 3, Layer 4, Layer 5, Layer 6 or Layer 7.
What do you mean by the term distributed system? What are its benefits?
Recognize the components of computer network and explain their functions.
Describe how three-tier architecture tries to overcome the limitations of two-tier architecture. Explain different kinds of middle ware products.
What are hardware and software requirements to set up Intranet? Are there any better alternatives to Intranet. Justify your answer.