Answer:
The correct answer is d) All of these are correct.
Explanation:
ETL stands for Extract, Transform and Load. An ETL system extracts data from the sources, enforces data quality and consistency standards, conforms data so that separated and maybe unrelated sources can be used together, and as a final step delivers data in presentation-ready formats so that developers can build applications and end users can take decisions.
Where is the following banks that is listed?
Answer:
Clipper Chip Kerberos National Information Infrastructure (NII)
Explanation:
The Clipper chip was developed by the NSA (National Security Agency) for enciphering and deciphering messages. It was promoted for voice transmission in telecommunications companies. The Clipper chip was announced in 1993, not all consumers and manufacturers embraced it and only last to 1996.
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.
