Q.4) Answer briefly (Any 3)
(9)
1) What is use of WordPad program?
2) Distinguish between system software and application software?
3) Write any three lab rules?
4) What happens if suddenly electricity goes off?
5) What are communication device?
Answers
1) WordPad is a Microsoft Windows program that you can use to create documents such as letters, notes and posters. It's less complicated than a full word processor but still lets you pedrform a range of tasks: create, open, and save documents format documents – that is, change the size and style of print, the look of a page, etc.
2)System-software-vs-application-softwareSoftware is basically classified into two categories, System Software and Application Software. Where System Software acts as an interface between Application Software and hardware of the computer. The Application Software acts an interface between user and System Software. We can distinguish System Software and Application Software on account of the purpose of their design.
The System Software is designed to manage the system resources and it also provides a platform for Application Software to run. On the other hand Application Software are designed for the users to perform their specific tasks.
3)WALK. When going into the lab make sure to WALK. There will be no running in the lab. …
PROPER LAB ATTIRE. You have been given a schedule of when our labs will be held. …
HANDLING CHEMICALS. When handling chemicals during lab it is important to …
HANDLING EQUIPMENT. It it important that when you are using different lab …
4)Electronic devices and appliances without battery backup will not energize. Any computer data you were working with may be lost or corrupted by the sudden power outage. When power goes out some electronics will shift to battery backup and flash a “power out” warning light.
5) A communication device is a hardware device capable of transmitting an analog or digital signal over the telephone, other communication wire, or wirelessly. A classic example of a communication device is a computer modem, which converts a computer's digital information to an analog signal for transmission over a telephone line.