Security Measures MCQs with Answers

What is the process of converting readable data into an unreadable format to prevent unauthorized access?

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

What is the primary reason for keeping a server updated?

• A.To improve the user interface
• B.Fixes security holes
• C.To increase storage capacity
• D.To reduce electricity consumption

What should you install on your computer to protect it from viruses?

• A.Firewall
• B.Antivirus
• C.VPN
• D.Disk Cleanup

Which of the following software is commonly used as an antivirus program?

• A.Norton
• B.Kaspersky
• C.McAfee
• D.All of these

Past Paper MCQ

Verification of a login name and password is known as what?

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

What feature ensures that communications on social media are private and only viewable by the participants involved?

• A.Two-factor authentication
• B.Digital signature
• C.End-to-end encryption
• D.Firewall protection

What is unencrypted data commonly called in cryptography?

• A.Ciphertext
• B.Plaintext
• C.Hash
• D.Cipher

Which technique is utilized to ensure the secure transfer of a customer's financial information over a network?

• A.Encryption
• B.Compression
• C.Fragmentation
• D.Tokenization

What are the formulas used to encode and decode messages called?

• A.Encryption algorithms or ciphers
• B.Communication protocols
• C.Data compression techniques
• D.Transmission media

What is the main function of antivirus software on a computer system?

• A.Optimize system boot time
• B.Speed up the Internet connection
• C.Manage file storage and retrieval
• D.Protect against Malware and Virus