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Worksheets

Tech Riddle MCQs

Total questions: 30

Worksheet time: 10mins

Name
Class
Date
1.

I manage startup programs and load the OS. Who am I?

a)

BIOS

b)

Compiler

c)

Cache

d)

Printer

2.

I’m faster than RAM but smaller, I sit inside the CPU. Who am I?

a)

Hard Disk

b)

Cache

c)

Register

d)

Virtual Memory

3.

I’m used to convert analog sound into digital signals. Who am I?

a)

Sound Card

b)

Speaker

c)

Microphone

d)

Printer

4.

I control all the hardware communication in a computer. Who am I?

a)

Motherboard

b)

RAM

c)

Compiler

d)

Power Supply

5.

I’m a non-volatile storage chip on the motherboard, holding firmware. Who am I?

a)

RAM

b)

ROM

c)

CPU

d)

Register

6.

I’m the bridge between hardware and user applications. Who am I?

a)

Operating System

b)

Compiler

c)

Browser

d)

Firewall

7.

I allow you to connect multiple computers in a network. Who am I?

a)

Switch

b)

Router

c)

Modem

d)

Hub

8.

I assign IP addresses to devices automatically. Who am I?

a)

DNS

b)

DHCP

c)

HTTP

d)

SSL

9.

I store instructions that repeat frequently to speed up tasks. Who am I?

a)

Cache

b)

ROM

c)

Hard Disk

d)

RAM

10.

I’m a pointing device that uses light instead of a ball. Who am I?

a)

Optical Mouse

b)

Trackball

c)

Joystick

d)

Touchpad

11.

I protect your system by filtering incoming and outgoing network traffic. Who am I?

a)

Firewall

b)

Antivirus

c)

Router

d)

Switch

12.

I’m a device that connects a computer to a telephone line for internet. Who am I?

a)

Router

b)

Modem

c)

Switch

d)

Hub

13.

I convert human-readable URLs into IP addresses. Who am I?

a)

DNS

b)

DHCP

c)

IP

d)

MAC

14.

I allow multiple programs to run at once by dividing CPU time. Who am I?

a)

Multitasking

b)

Multiprocessing

c)

Cache

d)

BIOS

15.

I’m the smallest unit of data in computer memory. Who am I?

a)

Bit

b)

Byte

c)

Nibble

d)

Word

16.

I provide backup power when electricity fails. Who am I?

a)

UPS

b)

Power Supply Unit

c)

Battery

d)

Transformer

17.

I connect devices using Bluetooth and Wi-Fi. Who am I?

a)

Wireless Adapter

b)

Router

c)

Switch

d)

Hub

18.

I’m a high-speed bus that connects CPU to RAM. Who am I?

a)

Front Side Bus

b)

PCI

c)

SATA

d)

USB

19.

I’m an I/O device that can both input and output. Who am I?

a)

Touch Screen

b)

Keyboard

c)

Scanner

d)

Speaker

20.

I’m the software that translates source code line-by-line. Who am I?

a)

Interpreter

b)

Compiler

c)

Assembler

d)

Emulator

21.

I secure your data by scrambling it into unreadable text. Who am I?

a)

Encryption

b)

Firewall

c)

Antivirus

d)

Decryption

22.

I’m a type of memory built into the CPU for ultra-fast operations. Who am I?

a)

Register

b)

Cache

c)

RAM

d)

ROM

23.

I check hardware when the computer boots up. Who am I?

a)

POST

b)

BIOS

c)

CMOS

d)

Kernel

24.

I’m used to identify a device on a local network. Who am I?

a)

MAC Address

b)

IP Address

c)

DNS

d)

URL

25.

I’m an input device mainly used for gaming, with a stick to control movement. Who am I?

a)

Joystick

b)

Mouse

c)

Trackball

d)

Touchpad

26.

I compress files so they take less storage space. Who am I?

a)

WinRAR

b)

Chrome

c)

Excel

d)

Notepad

27.

I connect external devices like keyboard and mouse to computer. Who am I?

a)

USB Port

b)

HDMI Port

c)

Ethernet Port

d)

Audio Jack

28.

I manage all files and folders in Windows OS. Who am I?

a)

File Explorer

b)

Word

c)

PowerPoint

d)

BIOS

29.

I’m responsible for graphical rendering in games. Who am I?

a)

GPU

b)

CPU

c)

RAM

d)

BIOS

30.

I monitor, detect, and remove malicious programs. Who am I?

a)

Antivirus

b)

Firewall

c)

Compiler

d)

Modem