Explain the fundamental components of a computer system and their functions.
Define computer memory. Explain memory hierarchy.
What is computer software? Differentiate between a program and software.
What is an Operating System (OS)? Explain different types of OS and give examples of Open-Source OS.
What is a Database? Explain its main functions and types with examples.
What is browsing? What is meant by home page of a website? Explain any three Internet protocols.
Write short notes on (Any Two):
a. Multimedia Vs Hypermedia
b. GUI Vs CUI
c. Text Formatting Vs Paragraph Formatting
Attempt any TWO questions
[2x10=20]Why computer networks play a vital role in the 21st century? Explain the role of different transmission media in the network design. Describe the functionalities of various network devices.
a) Write function and perform following calculation in MS-Excel.
| Places | Target | Production | Achievement (%) | Grade |
| Dolakha | 4800 | 6000 | ? | ? |
| Lalitpur | 5000 | 4500 | ? | ? |
| Mustang | 5000 | 5000 | ? | ? |
| Average | ? |
ii) Calculate failure or achievement in average percentage.
iii) Calculate grade A+ for more than 100% achievement, A for 100% achievement; B for below 100% achievement.
b) Explain the following DOS commands with syntax.
i) How do you protect files in DOS?
ii) What is the difference between RD and DEL commands?
iii) How can you copy a file from one directory to another in DOS?
iv) What is the use of TREE and LABEL commands?
v) What is the use of display the contents of a text file without opening it?
a) Difference between adobe ImageReady and Photoshop. What are the different selection tools available in PS?
b) What is PowerPoint? What is its purpose? Differentiate between Slide Sorter view and Slide show view of PowerPoint.