CompTIA Security+ JK0-018

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CompTIA Security+ Certification Sample Questions:

1. A hacker has discovered a simple way to disrupt business for the day in a small company which relies on staff working remotely. In a matter of minutes the hacker was able to deny remotely working staff access to company systems with a script. Which of the following security controls is the hacker exploiting?

A) DoS
B) Password complexity
C) Account lockout
D) Password recovery

2. Which of the following encrypts data a single bit at a time?

A) Stream cipher
B) 3DES
C) Steganography
D) Hashing

3. A security administrator wants to deploy security controls to mitigate the threat of company employees' personal information being captured online. Which of the following would BEST serve this purpose?

A) Web content filter
B) Host-based firewall
C) Anti-spyware
D) Antivirus

4. A company recently implemented a TLS on their network. The company is MOST concerned with:

A) Confidentiality
B) Accessibility
C) Availability
D) Integrity

5. Which of the following can BEST help prevent cross-site scripting attacks and buffer overflows on a production system?

A) Network intrusion detection system
B) Input validation
C) Anomaly-based HIDS
D) Peer review

Solutions:

Question # 1 Answer: C

Question # 2 Answer: A

Question # 3 Answer: C

Question # 4 Answer: A

Question # 5 Answer: B