Assignment No 1Assignment No 1

PC Hardware 1PC Hardware 1

1. What is an operating system? Why it is important for every 1. What is an operating system? Why it is important for every computer to have one. Name few latest operating systems computer to have one. Name few latest operating systems available in market today.available in market today. 2. Describe the importance of USB (Universal Serial Bus).2. Describe the importance of USB (Universal Serial Bus). 3. List and explain three stages of computing.3. List and explain three stages of computing.

4. What is the function of power supply unit of a computer? List 4. What is the function of power supply unit of a computer? List different power connectors (with figures) found in power unit.different power connectors (with figures) found in power unit.

Due Date: 10th March 2008Due Date: 10th March 2008