It depends on personal tastes and what it's applied on.
For example: I like Blue. I think Blue is cool! But, I also think red is cool, on a sports car. I think it would have to be Red, but thats what I think. The same with orange. Green for a T-Shirt is cool as well!
Remember that if you want to find out what color someone likes, just ask them. Generally though, Red is considered to be cool for most things.
The cd command, also known as chdir (change directory), is a command-line shell command used to change the current working directory in various operating systems. It can be used in shell scripts and batch files.
System software<span> is a type of computer program that is designed to run a computer's hardware and application programs. If we think of the computer </span>system <span>as a layered model, the </span>system software<span> is the interface between the hardware and user applications</span>
Answer:
Hydrogen is placed above group in the periodic table because it has ns1 electron configuration like the alkali metals. However, it varies greatly from the alkali metals as it forms cations (H+) more reluctantly than the other alkali metals. ... Hydrogen has a much smaller electron affinity than the halogens.
I believe it’s the first one.