Network Security Essentials Quiz Questions and Answers
An administrator-defined a local user account with a secret password on router R1 for use with SSH. Which three additional steps are required to configure R1 to accept only encrypted SSH connections? (Choose three)
Answer :
Generate the SSH keys
Enable inbound vty SSH sessions
Configure the IP domain name on the router
Which component is designed to protect against unauthorized communications to and from a computer?
Answer :
Firewall
What is the purpose of the network security accounting function?
Answer :
To keep track of the actions of a user
What type of attack may involve the use of tools such as nslookup and fping?
Answer :
Reconnaissance attack
Which attack involves threat actors positioning themselves between a source and destination with the intent of transparently monitoring, capturing, and controlling the communication?
Answer :
Man-in-the-middle attack
A security service company is conducting an audit in several risk areas within a major corporation. What statement describes the risk of using social networking?
Answer :
Data loss through access to personal or corporate instant messaging and social media sites
What are the two characteristics of the RADIUS protocol? (Choose two)
Answer :
Encryption of the password only
The use of UDP ports for authentication and accounting
When creating an ACL, which keyword should be used to document and interpret the purpose of the ACL statement on a Cisco device?
Answer :
Remark
What are the two possible limitations of using a firewall in a network? (Choose two)
Answer :
A misconfigured firewall can create a single point of failure.
Network performance can slow down.
Which type of firewall makes use of a proxy server to connect to remote servers on behalf of clients?
