A primary key is a field that contains data unique to a record
Boolean operators are like AND,or,not,and not .
they are <span>used as conjunctions to combine or exclude keywords in a search, resulting in more focused and productive results.</span>
The atomic number for Neon is 10.
I do not see the info for the second part of the question
Answer:
The reasons for Blue Screen Of Death are as following:-
- Faulty Memory.
- Power Supply Issue.
- Overheating of Components.
- Malfunctioning Hardwares.
- Poorly coded device drivers.
- Hardware runnign beyond it's capacity.
- Bugs in the Operating System Kernel.
These are the some of the reasons why the blue screen of death is caused.
A- overusing highlights lowers the contrast and degrads the effect of the highlights.
