BIT101-FUNDAMENTALS OF INFORMATION TECHNOLOGY

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ASSIGNMENT

DRIVE	FALL 2016
PROGRAM	B.SC.(IT)
SEMESTER	1
SUBJECT CODE & NAME	BIT101-FUNDAMENTALS OF INFORMATION TECHNOLOGY
BK ID	B2071
CREDITS	4
MAXIMUM MARKS	30

Note: Answer all questions. Kindly note that answers for 10 marks questions should be approximately of 400 words. Each question is followed by evaluation scheme.

Question. 1. What is mainframe computer? List and explain the types of mainframe computer

Answer: Mainframes are high-performance computers used for large-scale intensive processing not possible using normal machines. They have traditionally been used by banks, government agencies and corporations requiring a dependable and secure computer for carrying out vital transactions and storing vast amounts of data. Mainframes differ in their operating systems, manufacturers and data code sets.

Question. 2. What is system development model? Explain the waterfall and spiral model

Answer: The systems development life cycle (SDLC), also referred to as the application development life-cycle, is a term used in systems engineering, information systems and software engineering to describe a process for planning, creating, testing, and deploying an information system. The systems development life-cycle concept applies to a range of

Question. 3. Explain the following

a. Web Browsers

Answer: A web browser (commonly referred to as a browser) is a software application for retrieving, presenting, and

b. Web Servers

Answer: A Web server is a program that uses HTTP (Hypertext Transfer Protocol) to serve the files that form Web pages to users, in response to their requests, which are forwarded by their computers' HTTP clients. Dedicated computers and appliances may be referred to as Web servers as well.

c. WWW

Answer: The World Wide Web (abbreviated WWW or the Web) is an information space where documents and other web resources are identified by Uniform Resource Locators (URLs), interlinked by hypertext links, and can be accessed via the Internet. English scientist Tim Berners-Lee invented the World Wide Web in 1989. He wrote the first web browser computer programme in 1990 while employed at CERN in Switzerland.

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