
Prelims Reviewer 2 Operating Systems
Quiz
•
Information Technology (IT)
•
University
•
Practice Problem
•
Hard
John Galvez
FREE Resource
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30 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When a computer first powers on, which component is responsible for initializing hardware like the keyboard, RAM, and disk before the OS kernel is loaded?
Bootloader
BIOS/UEFI
Scheduler
Device driver
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
During the boot process, which step checks if the hardware components are working properly, often producing beep codes if errors are detected?
Bootloader
POST
Kernel initialization
Virtual memory setup
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
At which stage of the boot process are device drivers and system settings loaded to configure the environment for the user?
BIOS load
POST
System configuration
User authentication
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following best describes multiprogramming, where multiple processes are kept in memory and the CPU switches between them to maximize usage?
Running only one program at a time
Keeping the CPU always busy
Slowing down process execution
Eliminating virtual memory usage
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Multitasking is an extension of multiprogramming. Which feature makes it appear that all tasks are running simultaneously for the user?
Only background processing
Illusion created by rapid switching
Disabling hardware drivers
Direct hardware access
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which OS function is responsible for deciding which process should run next, ensuring fairness and system performance?
File management
CPU scheduling
Spooling
Protection
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which memory management feature allows a computer to run applications larger than the physical RAM, by mapping memory to both RAM and disk?
BIOS memory
Virtual memory
ROM storage
File caching
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