Answer:
This Print Screen key is used to take the screenshots of all that is appearing on the screen, and this can then be pasted in paint and saved in some location of the computer.
The Home key takes the cursor from the current position to the top left, or the start of the file.
Shift: There are two shift keys. And they are used to print the character in the capital. And when the caps lock is busy it can be used to print in lower case. It is also used together with arrow keys to select a part of the text.
Tab: This key moves the cursor from the current location to the location which we know as tab stops ( and the very next one).
Pg Up: The page up is being used for scrolling up, and the distance to which limit the scrolling will take place depends upon the application you are working on.
Step-by-step explanation:
Please check the answer.