Exam CNSA

Which is the most important reason for the removal of unused, unnecessary, or unneeded protocols, services, and applications?

• Increased security

• Increased performance

• Less need for administration

• Less machine resource use

Why is network security important for organizations?

• It increases network speed

• It protects sensitive information

• It reduces electricity usage

• It simplifies network configurations

Which of the following best describes 'encryption'?

• Speeding up data transmission

• Compressing data for storage

• Creating user-friendly software

• Converting data into a secure code

The act of attempting to appear to be someone you're not in order to gain access to a system is known as which of the following?

• Spoofing

• DDoS

• Replay

• Sniffing

Which term refers to the protection of networked systems from misuse or unauthorized access?

• Network Optimization

• Network Monitoring

• Network Security

• Network Analysis

Which of the following is an example of a social engineering attack?

• Firewall breach

• Phishing

• SQL Injection

• Man-in-the-Middle attack

Which of the following is considered an attack vector?

• USB drive

• Monitor

• Keyboard

• Printer

Which of the following is most likely to make systems vulnerable to MITM attacks?

• Weak passwords

• Weak TCP sequence numbers

• Authentication misconfiguration on routers

• Use of the wrong operating systems

Which of the following is the best way to protect your organization from revealing sensitive information through dumpster diving?

• Establish a policy requiring employees to change passwords every 30 to 60 days

• Add a new firewall to the network

• Teach employees the value of not disclosing restricted information over the telephone to unknown parties

• Shred all sensitive documentation

What type of threat involves exploiting software flaws to gain unauthorized access?

• Phishing

• Malware

• Vulnerability Exploit

• Social Engineering