Answer: d) B & C
Explanation: Variable substitution is the method through which the command substitution is done for the other form of command and regains its value or meaning.
This value substitution is done with the help of double quotes("...") which are inverted as well when a new form of command is to be introduced and it is known as back quotes. Other given options are incorrect because it is not determined in single quotes.Thus the correct option is option (d).
Answer:
Explanation:
Mouse is an example of input device
The server would have a Multiuser OS installed.
i dont have enough information to awnser this
Astrix (*) is used to multiply
Example: 5*5 (the answer would come out as 25)
If you’re using Excel, do it in the formula bar of course.