Glossary - M

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MAC Address:	The Media Access Control address or hardware address of a device connected to a network.
Macro:	A macro is compiled set of commands where instead of typing a complicated sequence of commands over and over you can simply run the macro.
Malware:	Malware is short for malicious software. It is software designed specifically to corrupt/infect a computer system. A trojan horse, a worm, or a virus are considered Malware.
MAPI:	MAPI is an acronym for Messaging Application Programming Interface which allows client programs to become (electronic mail) messaging-enabled.
Master Boot Record:	The first sector of a bootable hard drive. The MBR contains the code used to load the operating system into memory and the partition table of that hard drive.
Megabyte:	An amount of computer memory consisting of about one million bytes. The actual value is 1,048,576 bytes.
Megapixel:	A unit equal to one million pixels. The higher the resolution, the more pixels in an image providing a greater the image quality.