Explanation:
1. special key combination that causes specific commands to be executed typically shortcut keys combine the ctrl or alt keys with some other keys.
2. 5 example of shortcut keys are:-
- 1. ctrl + A - select all
- 2.ctrl + B - bold
- 3. ctrl + C - copy
- 4. ctrl + U - under line
- 5. ctrl + v - paste
3. (i) open the start menu
(ii) open Windows task manager
(iii) close the currently active program
(iv) replace
(v) align center
4. the three importance of shortcut keys are :
- efficient and time saving :- using shortcut make you more efficient at doing certain task on your computer .
- multi-tasking :- being a multi Tasker is something required in life.
- health benefit :- cutting down on your mouse usage by using keyboard shortcut can help reduce the risk of RSI (Repetitive Syndrome Injury).
5. shortcut keys are very helpful because it take less time. keyboard shortcuts are generally used to expedite common operation by reducing input sequence to a few keystrokes.
Answer: Multitasking is the ability of the operating system by which a processor is able to process multiple task at the same time.
Cooperative multitasking is non preemptive multitasking where the processor is assigned to a single process and does not preempt until it completes its jobs or moves to a waiting state.
Explanation:
In Multitasking jobs are executed at a faster rate than as many jobs or tasks can be assigned to the processor at the same time.
In cooperative multitasking due to the non preemptive nature a single job could be assigned to the cpu at a time.
I just go to the speed test on my browser
Answer:
So can u tell me wut is ur question...It is not understandable
