Topic 2: system

Question 1

5 functions of operating system

Answer 1

1. starting and shut down computer
2. provide user interface
3. manage program
4. manage memory
5. monitor performance
6. coordinate tasks
7. do updates

Question 2

sleep mode

Answer 2

save running program and open documents to RAM, and turn the computer to low power state

Question 3

what is GUI (Graphical User Interface)

Answer 3

• to interact with menus and visual image

Question 4

User interface

Answer 4

control how you enter the instructions and how information is displayed on screen

Question 5

How an operating system handles programs directly
affects your productivity

Answer 5

1. single tasking or multitasking
2. single user or multiuser
3. foreground or background

Question 6

Plug and Play

Answer 6

automatically configures new device being installed or connected to the computer

Question 7

3 categories of operating system

Answer 7

desktop - window, linux, ,Mac OS
mobile - IOS, Android, window
server - Linux, Window