What is the difference between hacking and cracking

The basic difference is that a hacker uses their extensive knowledge of computer logic and code, while a cracker looks for back doors in programs, and exploits those back doors. Hackers break into the security systems for the sole purpose of checking the holes in the system and works on rectifying these while as the Cracker breaks into the security system for criminal and illegal reasons or for personal gains.hope it helps you

Explanation:

The basic difference is that a hacker uses their extensive knowledge of computer logic and code, while a cracker looks for back doors in programs, and exploits those back doors.

a macro is a tool that allows you to automate tasks and add functionality to your forms, reports, and controls. for example, if you add a command button to a form, you associate the button's onclick event to a macro, and the macro contains the commands that you want the button to perform each time it is clicked.