NPTEL E-Business Week 5 Assignment Answers 2024

1. Good performance is one of the goal of any information service. Which of the following is a metric to easure it?

a. MTTF (meantime to failure)
b. MTTR (meantime to repair)
c. Response Time
d. Bottleneck analysis

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2. While accessing a website, I am getting a message “You are being redirected, Please wait.” . The website is using _____________ for load balancing.

a. DNS based
b. Server based
c. Dispatcher based
d. Router based

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3. What is the effect of adding third party information services such as Security services, Ad services, Trust services, and Escrow services in a website.

a. Decrease in response time
b. Increase in response time
c. Decrease in customer footfall
d. Increase in customer footfall

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4. The organization responsible for Domain Name System management is___________

a. IEEE
b. ISO
C. ICANN
d. ARPANET

Answer :-

5. Which of the following is not the purpose of using Cookies by a website.

a. Spying in the website user by compromising his her privacy
b. Coping with stateless nature of HTTP
c. Tracking a client to supporting applications like shopping cart
d. All of the above

Answer :-

6. Internet is a packet switched network. When you request for a large webpage, it is broken into packets. These data packets may get routed through different paths, some may be lost and some may reach out of the sequence from one host to the other in a connectionless matter. Still, the connectivity is maintained using the following layer of TCP/IP protocol stack.

а. TCP
b. IP
c. Data Link
d. HTTP

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7. Which of the following hardware is a part the physic layer in ISO-OSI model

a. Switches
b. Bridges
c. Routers
d. Repeaters

Answer :-

8. Which of the following software manages memory allocation to multiple processes

a. Operating system
b. Database management system
c. Compiler
d. Application server

Answer :-

9. In an spread sheet software you can organise the data in the form of tables. Each table will have
columns indicating attributes and rows indicating entities. However, in the secondary memory it
is stored in physical memory blocks linked with each other. While the former is called the ________view of the data, the latter is called___________view.

a. Physical, logical
b. Logical, Physical
c. Diagrammatic, Collective
d. Collective, Diagramatic