Download Aptitude Crack
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Computer Hardware - Engineering

Q1:

From what location are the 1st computer instructions available on boot up?

A ROM BIOS

B CPU

C boot.ini

D CONFIG.SYS

E None of the above

ANS:A - ROM BIOS

BIOS is embedded in ROM, and booting information store in rom and first time start the computer so bootstrap loader initiate and take up OPERATING SYSTEM from hard disk to RAM. And POST operation execute this time, post operation function to check system activity and efficiency.