Security Measures MCQs with Answers

What is the term for the art of writing codes to protect information?

• A.Cryptography
• B.Cryptanalysis
• C.Steganography
• D.Encoding

Which of the following are objectives of network security?

• A.Identification, Authentication, and Access control
• B.Encryption, Compression, and Deduplication
• C.Routing, Switching, and Bridging
• D.None of these

What is the process of verifying a user's login details such as username and password called?

• A.Identification
• B.Authorization
• C.Encryption
• D.Authentication

Past Paper MCQ

What is the process called where data is converted into a code to prevent unauthorized access?

• A.Encoding
• B.Decryption
• C.Compression
• D.Encryption

What does encrypting a text primarily involve?

• A.Compressing it to reduce file size
• B.Converting it to a different language
• C.Scrambling it to preserve its security
• D.Deleting it permanently from storage

Which of the following is considered a part of identification in computer systems?

• A.User-ID
• B.Password
• C.Biometric scan
• D.Access token

What is the primary purpose of a firewall in a computer network?

• A.To assign IP addresses to devices on the network
• B.To increase the speed of data transmission across the network
• C.To protect a network server from damage by unauthorized logins
• D.To physically connect multiple computers together

What functionality does a network layer firewall perform in a computer network?

• A.Domain Name Resolution
• B.Data Encryption
• C.Bandwidth Allocation
• D.Packet Filtering

What is the most secure method to confirm the authenticity of a suspicious email?

• A.Check the sender's email address carefully
• B.Contact the sender directly
• C.Scan the email with antivirus software
• D.Click on the link to verify its destination

In the context of digital signatures, which key is accessible to everyone?

• A.Private Key
• B.Public Key
• C.Secret Key
• D.Session Key