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computer components quiz
computer components quiz
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basic computer hardware quiz
Flashcards
15 cards
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Questions
15
Answers
1
Where is the MBR (Master Boot Record) located?
(B) On the motherboard’s ROM chip
(D) Within the operating system folder
(C) In the first sector (512 bytes) of a storage drive
(A) In the CPU’s cache memory
2
What feature does UEFI support that BIOS does not?
(C) Floppy disk drives
(A) Analog video output
(D) PS/2 keyboard input
(B) Drives larger than 2.2 TB
3
Which component is often called the "brain" of the computer?
(A) GPU (Graphics Processing Unit)
(C) SSD (Solid State Drive)
(B) RAM (Random Access Memory)
(D) CPU (Central Processing Unit)
4
What does UEFI replace and improve upon?
(C) GPU firmware
(B) Legacy BIOS
(A) RAM modules
(D) Power supply circuits
5
What is the primary purpose of the POST (Power-On Self-Test)?
(A) To load the operating system kernel
(D) To launch user applications
(B) To check if essential hardware is functional
(C) To connect to the internet
6
After POST, what does BIOS/UEFI search for on the boot device?
(D) Installed software licenses
(B) The operating system’s desktop wallpaper
(C)User documents and files
(A) The boot loader
7
Which chip stores BIOS/UEFI settings when the computer is off?
(C) CMOS (battery-backed)
RAM
CPU
(D) SSD controller
8
Which is NOT a permanent storage device?
(B) SSD (Solid State Drive)
(C) USB flash drive
(A) HDD (Hard Disk Drive)
(D) RAM (Random Access Memory)
9
What is the main role of the boot loader (e.g., GRUB or BOOTMGR)?
(C) Configure monitor resolution
(A) Test RAM for errors
(D) Load and transfer control to the OS kernel
(B) Charge the CMOS battery
10
Which interface is primarily used for internal HDDs/SSDs?
(A) USB 3.0
(C) Ethernet
(D) SATA (Serial ATA)
(B) HDMI
11
What does BIOS/UEFI initialize during early boot?
(A) Web browser plugins
(C) Essential hardware (RAM, storage, keyboard)
(B) User login credentials
(D) Antivirus software
12
What boots the computer after the boot loader?
(A) Web browser
(C) OS kernel
(D) Desktop GUI
(B) Antivirus software
13
Which component stores the BIOS/UEFI firmware?
(A) CMOS RAM (backed by a battery)
(B) The CPU cache
(C) A chip on the motherboard (e.g., flash memory)
(D) The primary hard drive (C: drive)
14
What type of memory temporarily stores data the CPU is actively using?
(D)ROM (Read-Only Memory)
(C) SSD (Solid State Drive)
(A) RAM (Random Access Memory)
(B) HDD (Hard Disk Drive)
15
What is the primary function of the Power Supply Unit (PSU)?
(B) To store the operating system and user files
(C) To convert AC wall power to stable DC power for components
(D) To manage communication between the CPU and RAM
(A) To process graphical data for the monitor
