Operating System (OS)
To install the new font in window XP

Start -> setting -> control panel -> font -> install new font
Start -> setting -> font
Start -> control panel -> font -> install new font
Start -> setting -> control panel -> font

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Operating System (OS)
The Memory Address Register

None of these
is a hardware memory device which denotes the location of the current instruction being executed.
is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.
contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".
contains the address of the memory location that is to be read from or stored into.

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Operating System (OS)
The main function of the dispatcher (the portion of the process scheduler) is

bring processes from the disk to the main memory
swapping a process to the disk
assigning ready process to the CPU
None of these
suspending some of the processes when the CPU load is high

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