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WorksheetsNetworking and IT Quiz
Total questions: 50
Worksheet time: 4hrs 10mins
What is the primary function of a router?
Connect multiple networks and manage traffic
Store data
Speed up computer performance
Provide power to devices
Which network topology connects each device to a central hub?
Mesh
Star
Ring
Bus
Which network protocol is used for securely transferring files?
FTP
HTTP
SFTP
POP3
What is the purpose of a subnet mask?
Encrypt data
Divide IP address into network and host portions
Assign IP addresses
Monitor traffic
What is the maximum number of devices a standard IPv4 address can support?
4 million
32 million
4.3 billion
Unlimited
Which of the following wireless security protocols is considered the most secure?
WEP
WPA
WPA2
Bluetooth
What does DHCP do in networking?
Converts domain names into IP addresses
Automatically assigns IP addresses to devices
Encrypts data packets
Blocks unauthorized access
What is the purpose of a firewall in networking?
Improve internet speed
Prevent unauthorized access
Store user credentials
Compress network traffic
What is a packet in networking?
A type of virus
A unit of data sent over a network
A storage device
A network protocol
Which protocol is used for sending emails?
HTTP
SMTP
FTP
DHCP
Which of the following is an example of an input device?
Printer
Monitor
Keyboard
Speaker
What is the main function of a power supply unit (PSU) in a computer?
Store system data
Convert AC power to DC power for internal components
Control internet connectivity
Increase CPU performance
What type of memory is considered volatile?
RAM
ROM
SSD
Flash memory
Which component is responsible for executing instructions in a computer?
Hard drive
CPU
RAM
Power supply
Which display type is commonly used in modern monitors and smartphones?
CRT
LCD
Plasma
LED
What is the purpose of a heat sink in a computer?
Store excess power
Cool down the CPU and other components
Improve network performance
Reduce battery consumption
What type of storage uses spinning platters to store data?
SSD
USB Flash Drive
HDD
SD Card
Which of the following ports is commonly used to connect external monitors to a computer?
USB
HDMI
RJ45
Audio jack
Which hardware component determines the speed of a computer's processing power?
Hard drive
RAM
CPU
GPU
What does the BIOS do when a computer is powered on?
Loads the operating system
Checks hardware functionality and initializes startup
Increases CPU speed
Encrypts system data
Which type of software helps manage and optimize computer performance?
Productivity software
Utility software
Malware
Cloud-based software
What is an example of an open-source operating system?
Windows 11
macOS
Linux
ChromeOS
Which software is used to manage and query databases?
Microsoft Word
Adobe Photoshop
MySQL
VLC Media Player
Which file format is commonly used for video files?
.jpg
.mp4
.docx
.xls
What is the primary function of an operating system?
Run software applications
Store all user data
Provide internet access
Scan for viruses
What does SaaS stand for in cloud computing?
Software as a Service
Security and Application System
Storage Allocation and Support
Systematic Application Support
Which software license allows users to modify and distribute the software?
Commercial
Proprietary
Open-source
Freeware
What does the term 'patch' refer to in software?
A new software feature
A fix for security vulnerabilities and bugs
A type of malware
A backup of system files
Which of the following is an example of productivity software?
Microsoft Excel
Adobe Illustrator
Avast Antivirus
Mozilla Firefox
Which of the following is an example of cloud storage?
SSD
Google Drive
USB Flash Drive
External HDD
Which protocol is used for securely browsing websites?
HTTP
FTP
HTTPS
SMTP
What does DNS stand for?
Digital Network System
Dynamic Name Source
Domain Name System
Data Network Security
Which network device is responsible for directing data between different networks?
Switch
Router
Hub
Firewall
What does the term 'ping' measure in networking?
Network speed
Latency between two devices
Storage capacity
Internet bandwidth
Which wireless standard is most commonly used in modern Wi-Fi networks?
802.11a
802.11b
802.11n
802.11ac
Which type of network is used to connect computers within a single building or campus?
WAN
VPN
LAN
PAN
What is the function of an IP address?
Stores user data
Identifies a device on a network
Controls network traffic
Encrypts emails
Which type of network topology connects all devices in a closed loop?
Star
Mesh
Ring
Bus
Which of the following is a security risk of using public Wi-Fi networks?
Slow internet speed
Unauthorized access to personal data
Limited connection range
High power consumption
What does a proxy server do in networking?
Encrypts files for security
Acts as an intermediary between a user and the internet
Increases internet speed
Provides cloud storage
What is the first step in troubleshooting a hardware issue?
Replace the device
Identify the problem
Restart the computer
Install a new operating system
Which IT role is responsible for maintaining and securing an organization’s network?
Software Developer
Network Administrator
Graphic Designer
Content Manager
What is the best practice when creating a strong password?
Use a combination of letters, numbers, and special characters
Use only lowercase letters
Use the same password for all accounts
Use short, easy-to-remember words
Which of the following is an example of social engineering?
A phishing email asking for login credentials
An antivirus software detecting malware
A software update notification
A firewall blocking unauthorized access
What is the main function of a cybersecurity risk assessment?
Install new security software
Identify vulnerabilities and threats in an organization
Block all network traffic
Store encrypted data
Which of the following is an example of multi-factor authentication (MFA)?
Username and password
Fingerprint scan and one-time password (OTP)
Secret question and answer
Email login only
What is the best way to protect important files from loss?
Store them only on a local computer
Use a cloud backup or external storage device
Keep them in an email inbox
Use only one copy without a backup
Which of the following is an example of physical security?
A software firewall
Biometric access controls
Encrypted email communication
VPN usage
What is the most effective way to prevent malware infections?
Download software from unknown sources
Keep the operating system and software up to date
Disable firewalls and antivirus software
Use the same password for all accounts
Which IT certification is best for beginners starting a career in IT?
CompTIA IT Fundamentals (ITF+)
CISSP
CCNA
PMP
