NEW
Font size
WorksheetsFoundations of IT for Cybersecurity.
Total questions: 30
Worksheet time: 10mins
What is the primary role of an operating system?
Perform calculations only
Manage hardware and software resources
Store files permanently
Connect to the Internet
Which of the following is a server operating system commonly used in enterprise environments?
Windows
MacOs
Linux
Unix
What does virtualization allow you to do?
Run multiple operating systems on one physical machine
To do cybersecurity lab
Store unlimited data on a hard drive
Automatically patch software
Which Linux command shows the current working directory?
ls
cd
pwd
mkdir
What type of network covers a city or large campus (up to ~60 km)?
PAN
LAN
MAN
CAN
Which OSI layer is responsible for routing data between networks?
Physical Layer
Data Link Layer
Network Layer
Transport Layer
Which IP class is designed for small networks?
Class A
Class D
Class B
Class C
What is the primary function of SQL in databases?
Style web pages
Query, insert, update, and delete data
Create server hardware
Encrypt network traffic
Which XAMPP component is a web server?
MySQL
Apache
PHP
Perl
What command can display active network connections on a host?
ipconfig
ping
netstat
traceroute
Which Nmap option performs OS detection and service version scanning?
-sn
-p
-O
-A
What is the purpose of a subnet mask?
Which tool allows replaying captured packets to a network interface?
tcpdump
hping
tcpreplay
netstat
Which tool can detect rogue devices by mapping IP addresses to MAC addresses?
ping
arp
nslookup
route
Which component is considered hardware?
Operating system
Antivirus software
CPU
Encryption algorithm
Which protocol secures web traffic?
HTTP
FTP
HTTPS
SMTP
What is a client in a client-server model?
A server hosting services
A device requesting services
A firewall appliance
A cloud backup system
Which IP address version is the most widely used today?
IPv2
IPv6
IPv4
IPv5
What is DNS used for?
Translating domain names to IP addresses
Monitoring network activity
Blocking malicious websites
Encrypting traffic
Which type of memory is volatile?
ROM
RAM
SSD
Hard disk
What is the main role of a database in IT?
Encrypt files
Filter network traffic
Protect user accounts
Store and manage structured data
Which is a common type of network?
MAN
LAN
WAN
All the above
Which device connects multiple networks?
Switch
Router
Hub
Modem
What is the purpose of a switch in a network?
Connect multiple networks
Encrypt traffic
Connect devices within a LAN
Host a firewall
Which of the following is a primary function of the OSI Layer 5 (Session Layer)?
Routing data between networks
Establishing, managing, and terminating sessions between applications
Transmitting raw bits over a physical medium
Ensuring reliable data deliver
Which interface allows interaction through text-based commands?
GUI
BIOS
API
CLI
What is the primary purpose of a MAC address?
Identify a device globally
Identify a device within a local network
Route traffic across the Internet
Assign network permissions
What is the main purpose of a network port?
Identify a device
Encrypt traffic
Identify a service or application
Route packets
Which port range is reserved for well-known services?
49152–65535
1024–49151
0–1023
2048–4096
Which NAT type allows many devices to share one public IP?
Static NAT
Dynamic NAT
One-to-one NAT
PAT
