Institute of Science and Technology
Bachelor Level / first-semester / Science
Computer Science and Information Technology( CSC109 )
Introduction to Information Technology
Full Marks: 60 + 20 + 20
Pass Marks: 24 + 8 + 8
Time: 3 Hours
Candidates are required to give their answers in their own words as far as practicable.
The figures in the margin indicate full marks.
Attempts any Two Questions
Differentiate analog computer with digital computer. What is CPU and how its works? What does an instruction cycle in CPU consists of?
What is computer Network? Discuss different types of data transmission media in computer network with their advantages and disadvantages.
What is database management system? Why database management systems are used. Discuss the database system architecture.
Attempts any Eight Questions
What is cache memory? How it is different from register?
Discuss about the source data entry device with example.
How binary addition is done? Show binary addition of (11001) with (11011).
What is software? How it differs from hardware? Why software is needed?
Describe the functionalities of operating system.
What is internet? Describe about the internet architecture.
Define multimedia. Discuss the applications of multimedia.
Differentiate security attack from security threat. How virus affects computer?
Write short notes on: