Week 3 Quiz Network Security Fundamentals

What is the primary purpose of IPSec in networking?

• A. Ensuring faster data transmission
  
  

• B. Providing secure communication over IP networks
  

• C. Monitoring network traffic for intrusions
  

• D. Filtering malicious packets

Which of the following protocols is used to establish secure web connections?

• A. HTTPS
  

• B. FTP
  

• C. SNMP
  

• D. SMTP

SSL/TLS provides which of the following security features?

• A. Confidentiality, Integrity, and Authentication
  
  

• B. Data Compression and Encryption
  

• C. Routing Efficiency and Redundancy
  

• D. Speed Optimization

What is the key difference between symmetric and asymmetric encryption?

• A. Symmetric encryption uses two keys; asymmetric uses one key.
  

• B. Asymmetric encryption uses public and private keys, while symmetric uses a single key.
  

• C. Asymmetric encryption is faster than symmetric encryption.
  

• D. Symmetric encryption is only used for file transfers.

. Which algorithm is an example of symmetric encryption?

• A. RSA
  

• B. AES
  

• C. Diffie-Hellman
  

• D. ECC

Which layer of the OSI model is SSL/TLS primarily associated with?

• A. Application Layer
  

• B. Transport Layer
  

• C. Network Layer
  

• D. Data Link Layer

What is the primary function of a digital certificate in SSL/TLS?

• A. Encrypting the data in transit
  
  

• B. Authenticating the server's identity
  

• C. Improving network bandwidth
  

• D. Detecting intrusions

What is the default encryption protocol used in WPA2 for wireless security?

• A. RC4
  

• B. AES
  

• C. DES
  

• D. MD5

Which of the following is an example of a multi-factor authentication mechanism?

• A. Password and CAPTCHA
  
  

• B. Username and password
  

• C. Fingerprint and OTP (One-Time Password)
  

• D. Biometric authentication only

What is the main challenge in implementing security protocols in large-scale networks?

• A. Lack of encryption algorithms
  

• B. High resource and computational overhead
  

• C. Incompatibility with IPv6
  

• D. Slow network speeds