Not too sure what the answer the question would expect, or rather what terminology,
But I’d say key-value pairs
For example in CSS
key: value;
color: green;
the numbers are the size of the letters you type. the ab with the line through it is for marking stuff off of like a list or something. and the one all the way on the right I can't see good enough to tell what it is.
Answer: Contro; + Home
This key combination will return you to the first row, first column of the current worksheet.
Answer:
what do you mean friend not for teacher