Functions performed by the BIOS
Describe the functions performed by BIOS.
Expert
BIOS short for Basic Input/output System, the BIOS, ROM BIOS, or System BIOS is a chip situated on all motherboards which consists of the instructions and setup for booting the system and how it will operates.
The four main functions of a PC BIOS are as follows:
a) POST - It tests the computer hardware and assures that no errors exist before loading operating system. More information on POST can be easily found on the POST and Beep Codes page.
b) Bootstrap Loader - It locates the operating system. In case, a capable operating system is situated, the BIOS will pass control to it.
c) BIOS drivers - Low level drivers which will provide the computer basic operational control over the computer's hardware.
d) BIOS or CMOS Setup - Configuration program which enables you to configure hardware settings incorporating the system settings like time, computer passwords, and date.
Give a brief explanation of the term Instruction Code and Operation code.
Explain what you understand by the term Resistors.
What do you meant by the term Diode?
Write down the control and timing circuitry of the 8085?
Write down the three kinds of modeling in UML.
What is power supply unit?
What is Switching Mode Power Supply?
Give a brief explanation of the term parity bit and also List out its types.
Describe the data classes.
Explain what are the functions of the Internal speaker.
18,76,764
1928400 Asked
3,689
Active Tutors
1449238
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!