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WorksheetsTech Riddle MCQs
Total questions: 30
Worksheet time: 10mins
I manage startup programs and load the OS. Who am I?
BIOS
Compiler
Cache
Printer
I’m faster than RAM but smaller, I sit inside the CPU. Who am I?
Hard Disk
Cache
Register
Virtual Memory
I’m used to convert analog sound into digital signals. Who am I?
Sound Card
Speaker
Microphone
Printer
I control all the hardware communication in a computer. Who am I?
Motherboard
RAM
Compiler
Power Supply
I’m a non-volatile storage chip on the motherboard, holding firmware. Who am I?
RAM
ROM
CPU
Register
I’m the bridge between hardware and user applications. Who am I?
Operating System
Compiler
Browser
Firewall
I allow you to connect multiple computers in a network. Who am I?
Switch
Router
Modem
Hub
I assign IP addresses to devices automatically. Who am I?
DNS
DHCP
HTTP
SSL
I store instructions that repeat frequently to speed up tasks. Who am I?
Cache
ROM
Hard Disk
RAM
I’m a pointing device that uses light instead of a ball. Who am I?
Optical Mouse
Trackball
Joystick
Touchpad
I protect your system by filtering incoming and outgoing network traffic. Who am I?
Firewall
Antivirus
Router
Switch
I’m a device that connects a computer to a telephone line for internet. Who am I?
Router
Modem
Switch
Hub
I convert human-readable URLs into IP addresses. Who am I?
DNS
DHCP
IP
MAC
I allow multiple programs to run at once by dividing CPU time. Who am I?
Multitasking
Multiprocessing
Cache
BIOS
I’m the smallest unit of data in computer memory. Who am I?
Bit
Byte
Nibble
Word
I provide backup power when electricity fails. Who am I?
UPS
Power Supply Unit
Battery
Transformer
I connect devices using Bluetooth and Wi-Fi. Who am I?
Wireless Adapter
Router
Switch
Hub
I’m a high-speed bus that connects CPU to RAM. Who am I?
Front Side Bus
PCI
SATA
USB
I’m an I/O device that can both input and output. Who am I?
Touch Screen
Keyboard
Scanner
Speaker
I’m the software that translates source code line-by-line. Who am I?
Interpreter
Compiler
Assembler
Emulator
I secure your data by scrambling it into unreadable text. Who am I?
Encryption
Firewall
Antivirus
Decryption
I’m a type of memory built into the CPU for ultra-fast operations. Who am I?
Register
Cache
RAM
ROM
I check hardware when the computer boots up. Who am I?
POST
BIOS
CMOS
Kernel
I’m used to identify a device on a local network. Who am I?
MAC Address
IP Address
DNS
URL
I’m an input device mainly used for gaming, with a stick to control movement. Who am I?
Joystick
Mouse
Trackball
Touchpad
I compress files so they take less storage space. Who am I?
WinRAR
Chrome
Excel
Notepad
I connect external devices like keyboard and mouse to computer. Who am I?
USB Port
HDMI Port
Ethernet Port
Audio Jack
I manage all files and folders in Windows OS. Who am I?
File Explorer
Word
PowerPoint
BIOS
I’m responsible for graphical rendering in games. Who am I?
GPU
CPU
RAM
BIOS
I monitor, detect, and remove malicious programs. Who am I?
Antivirus
Firewall
Compiler
Modem
