Font size
WorksheetsComputer Fundamentals Quiz
Total questions: 97
Worksheet time: 54mins
What does a DHCP server do?
Assigns IP addresses dynamically
Blocks unauthorized network access
Translates domain names to IP addresses
Monitors network traffic
What is the function of the CPU in a computer system?
Processes instructions and performs calculations
Stores data permanently
Manages the power supply
Handles input and output devices
What is the purpose of RAM in a computer?
Temporarily stores data and instructions for quick access
Provides permanent data storage
Controls all hardware components
Connects the computer to the internet
Which component is responsible for rendering graphics?
GPU (Graphics Processing Unit)
HDD (Hard Disk Drive)
NIC (Network Interface Card)
PSU (Power Supply Unit)
What does the BIOS do during the boot process?
Initializes hardware and starts the operating system
Connects the computer to the network
Encrypts user data
Manages user accounts
What type of memory is non-volatile and stores data permanently?
ROM
RAM
Cache
Registers
Which device is used to connect a computer to a network?
Network Interface Card (NIC)
GPU
PSU
USB
What is the function of the motherboard?
Connects and allows communication between all components
Powers the CPU
Stores user data
Displays images
What is the main purpose of an operating system?
Manages hardware and software resources
Processes network traffic
Increases screen resolution
Protects the computer from viruses
Which port is commonly used for connecting external displays?
HDMI
RJ-45
PS/2
SATA
What is cache memory used for?
To store frequently used data for faster access
To store operating system files permanently
To increase storage capacity
To connect to external devices
What does the term "bit" stand for?
Binary digit
Byte unit
Basic input
Bus interface
What is a major function of the control unit (CU) in the CPU?
Directs the operation of the processor
Stores data permanently
Executes instructions
Displays output
What is the function of the Arithmetic Logic Unit (ALU)?
Performs calculations and logical operations
Manages memory
Handles input/output devices
Executes network protocols
What does "booting" a computer mean?
Starting up the computer and loading the OS
Shutting down the computer
Installing software
Formatting a hard drive
Which device is used to store large amounts of data permanently?
Hard Disk Drive (HDD)
RAM
CPU
Cache
What is an SSD?
Solid State Drive
Software Security Device
System Startup Disk
Smart Storage Drive
What is the main advantage of SSDs over HDDs?
Faster data access speeds
Larger storage capacity
Lower power consumption
Better graphics rendering
What is a peripheral device?
A device connected externally to the computer
A type of software
An internal processing unit
A memory type
Which of the following is an input device?
Keyboard
Monitor
Printer
Speaker
Which of the following is an output device?
Monitor
Microphone
Scanner
Keyboard
What is the main function of a power supply unit (PSU)?
Converts AC to DC power for the computer
Processes logical operations
Transmits network data
Controls software updates
What type of software is an operating system?
System software
Application software
Utility software
Programming software
What is the role of the system bus?
Transfers data between components
Cools the processor
Stores instructions
Displays system messages
What is firmware?
Software stored on hardware (usually in ROM)
A type of antivirus program
Temporary application file
External device configuration
What does "multitasking" mean in computing?
Running multiple programs at the same time
Using multiple processors
Installing software
Rebooting the system
What is virtualization in computing?
Running multiple virtual systems on a single physical machine
Creating new hardware devices
Encrypting data
Backing up to the cloud
What does a UPS device do?
Provides backup power during outages
Enhances video output
Cools the system
Connects wireless devices
What is a computer bus?
What is a computer bus?
A communication system for data transfer
A backup unit
A display setting
A sound card
Which component executes program instructions?
Central Processing Unit (CPU)
Hard Drive
RAM
Graphics Card
Which type of memory is the fastest?
CPU Registers
RAM
Cache
HDD
What does DNS stand for?
Domain Name System
Digital Network Service
Data Node Server
Device Naming Structure
Which file system is commonly used in Windows OS?
NTFS
FAT64
EXT4
HFS+
What is an example of application software?
Microsoft Word
BIOS
Device Driver
File System
Which of these is responsible for cooling the processor?
CPU Fan
Heat Sink Controller
PSU
SSD
What is meant by I/O in computer architecture?
Input/Output
Internal Operation
Input/Offline
Integrated Output
What does POST stand for in the boot process?
Power-On Self Test
Processor Optimization System Test
Peripheral Operating Standard Task
Programmed Output Safety Test
What is the function of a device driver?
Enables communication between OS and hardware
Manages user accounts
Detects malware
Optimizes battery usage
What is the purpose of a heat sink?
Dissipates heat from the CPU
Stores BIOS firmware
Enhances display quality
Powers the motherboard
Which component determines the speed of the system?
CPU
GPU
RAM size
Number of ports
What does GUI stand for?
Graphical User Interface
General User Integration
Grouped User Input
Guided Unit Interface
Which component handles wireless communication?
Wi-Fi Adapter
PSU
SSD
BIOS
What type of storage is used in USB flash drives?
Flash memory
Magnetic disks
Optical memory
Dynamic RAM
What is the difference between hardware and software?
Hardware is physical, software is logical
Hardware is temporary, software is permanent
Hardware is faster
Software is part of BIOS
What is the purpose of system updates?
Improve performance and security
Replace hardware
Reinstall drivers
Delete old programs
What does an operating system manage?
Hardware and software resources
Power supply
Web browsing
Internet connection only
Which type of memory is volatile?
RAM
ROM
Flash Memory
SSD
What does the acronym USB stand for?
Universal Serial Bus
Universal System Board
Ultra Standard Band
Unified Service Bus
What is the function of a compiler?
Translates source code into machine code
Displays user interface
Transfers data over the network
Creates new hardware
Which device uses laser to read data?
CD/DVD Drive
Hard Drive
SSD
Flash Drive
Which port is used to connect a network cable?
Ethernet (RJ-45)
HDMI
USB
VGA
Which software helps detect and remove viruses?
Antivirus
Driver
Operating System
Text Editor
What is the smallest unit of data?
Bit
Byte
Word
Nibble
What is the purpose of a modem?
Modulates and demodulates signals for internet connection
Increases CPU speed
Cools the GPU
Stores data permanently
What is cloud computing?
Accessing computing services over the internet
Running software offline
Storing files on local drive
Using multiple monitors
Which storage type is used in smartphones?
Flash memory
Magnetic disks
Optical memory
DRAM
What is the full form of HTTP?
HyperText Transfer Protocol
High Transmission Text Protocol
Hyperlink Transfer Tool Page
Home Text Transport Process
Which layer of the OSI model handles routing?
Network layer
Data link layer
Transport layer
Application layer
Which protocol is used to send emails?
SMTP
HTTP
FTP
SNMP
Which protocol is used to receive emails?
IMAP
HTTPS
SSH
IP
What is BIOS stored on?
ROM
RAM
HDD
CPU
What is the function of the kernel in an OS?
What is BIOS stored on?
ROM
RAM
HDD
CPU
What is the function of the kernel in an OS?
Manages core system operations
Displays GUI
Runs web applications
Formats disks
Which of the following is a mobile operating system?
Android
Windows 10
Ubuntu
macOS
What does VPN stand for?
Virtual Private Network
Verified Public Network
Visual Process Node
Virtual Program Net
What is a pixel?
The smallest unit of a digital image
A computer virus
A printer component
A sound wave
What type of software is Google Chrome?
Application software
System software
Device driver
Compiler
What type of network connects computers over a small area?
LAN
WAN
MAN
VPN
What type of network covers a large geographic area?
WAN
LAN
PAN
CAN
What is the primary function of the ALU?
Performs arithmetic and logical operations
Stores instructions
Manages files
Displays output
Which of these is not a programming language?
HTML
Python
Java
C++
Which device can produce a hard copy?
Printer
Monitor
Scanner
Webcam
What is the purpose of the recycle bin?
Stores deleted files temporarily
Saves system settings
Stores backup copies
Holds printer jobs
What is a toggle key?
A key that switches between two functions
A key that erases text
A key that changes screen resolution
A key used only in games
What is the function of the F5 key in most browsers?
Refresh the page
Close the tab
Open settings
Bookmark the page
Which part of the computer is responsible for logic decisions?
CPU
GPU
RAM
Power supply
What is a network switch used for?
Connecting devices in a network
Amplifying Wi-Fi signal
Powering the router
Storing IP addresses
What is the shortcut for copying text?
Ctrl + C
Ctrl + X
Ctrl + V
Ctrl + A
Which storage device is optical?
CD-ROM
SSD
Flash Drive
HDD
What is a GUI?
Graphical User Interface
General User Interface
Graphic Usage Interface
Great Unified Internet
Which device converts digital signals to analog for display?
Graphics card
NIC
CPU
Motherboard
What is latency in computer networks?
Delay in data transmission
Amount of data stored
Speed of CPU
Battery level indicator
Which tool is used to troubleshoot network issues?
Ping
Paint
Notepad
Recycle Bin
Which unit measures computer speed?
Hertz (Hz)
Bytes
Pixels
Watts
Which component provides visual output?
Monitor
Keyboard
Microphone
Speaker
What is the function of a scanner?
Converts physical documents to digital form
Prints documents
Projects presentations
Cools the system
Which one is an example of system software?
Windows 10
Adobe Photoshop
Google Chrome
VLC Player
What does an IP address identify?
A device on a network
A website name
A port number
An email account
What does 'plug and play' refer to?
Automatic recognition of devices
Manual configuration
Network discovery
Virus protection
What does CMOS store?
BIOS settings and system clock info
User documents
Network passwords
Multimedia files
What is a warm boot?
Restarting the computer without turning off the power
Installing new hardware
Unplugging and replugging
Upgrading the OS
Which command is used to list files in a folder (Windows)?
dir
ls
cd
mv
What is multitouch technology?
Supports multiple finger inputs
Saves battery life
Reduces brightness
Boosts sound output
Which key is used to access BIOS during boot?
F2 (or Del on some systems)
Esc
Tab
Ctrl
What is a bootloader?
Software that loads the operating system
Memory cleaner
Display driver
Text editor
