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WorksheetsCybersecurity SEM 1 Terms
Total questions: 25
Worksheet time: 13mins
What does “CIA Triad” stand for in cybersecurity?
Confidentiality, Integrity, Availability
Control, Information, Access
Cyber, Internet, Authorization
Confidential, Internal, Access
What is the practice of protecting networks and data from attacks?
Cybersecurity
Cryptography
Data Analysis
Information Systems
What is a weakness in a system that can be exploited by attackers?
Vulnerability
Encryption
Protocol
Firewall
Which term describes converting plaintext into unreadable data?
Encryption
Hashing
Decryption
Encoding
What is the process of converting ciphertext back into readable text?
Decryption
Encryption
Encoding
Hiding
Which of the following uses a public and private key pair?
Asymmetric Encryption
Symmetric Encryption
Hashing
Decryption
What is plaintext?
Original, readable data
Encrypted data
Hidden data
Deleted data
What is ciphertext?
Encrypted data
Plaintext
Hidden data
Deleted data
What is steganography?
Hiding data within another file
Encrypting data
Hashing data
Scanning data
What is the difference between encryption and steganography?
Encryption hides meaning; steganography hides existence
They are the same
Both use keys
One uses passwords
Which model includes confidentiality, integrity, and availability?
CIA Triad
Encryption Model
AAA framework
Zero Trust architecture
What are hash functions used for?
Verifying data integrity
Encrypting data
Sending files
Backing up files
What is salting?
Adding random data to passwords before hashing
Encrypting passwords
Hiding files
Cleaning data
Which attack tries every possible password combination?
Brute Force Attack
Dictionary Attack
Phishing
Spear-Phishing
Which attack uses common passwords or words from a list?
Dictionary Attack
Brute Force Attack
Keylogging
Spoofing
What is phishing?
Tricking users into revealing information via fake messages
Encrypting emails
Scanning files
Resetting passwords
What makes spear-phishing different from regular phishing?
It targets specific people or organizations
It is random
It uses phone calls
It requires no email
What is an IDS (Intrusion Detection System)?
A system that monitors network activity for suspicious behavior
A password manager
A backup system
A firewall
What is data sanitization?
Securely erasing data to prevent recovery
Encrypting data
Compressing data
Transferring data
What is degaussing used for?
Erasing data using a magnetic field
Encrypting hard drives
Scrambling code
Filtering data
What is a digital signature used for?
Verifying authenticity and integrity of data
Viewing emails visually
Sending attachments
Masking file names
What is a zero-day attack?
An exploit that targets unknown vulnerabilities
A phishing email
An outdated password
A virus scanner
What does SIEM stand for?
Security Information and Event Management
Secure Internet Event Monitor
System Information Encryption Module
Security Infrastructure Evaluation Model
What is tailgating in cybersecurity?
Gaining physical access by following someone in
Tracking users online
Password guessing
Email spoofing
What is shoulder-surfing?
Watching someone’s screen to steal information
Hacking through Wi‑Fi
Encrypting files
Tailgating
