312-50v8

312-50v8 practice questions, page 9 of 14, with answer review and explanations.

Question 41

A computer science student needs to fill some information into a secured Adobe PDF job application that was received from a prospective employer. Instead of requesting a new document that allowed the forms to be completed, the student decides to write a script that pulls passwords from a list of commonly used passwords to try against the secured PDF until the correct password is found or the list is exhausted. Which cryptography attack is the student attempting?

  1. Man-in-the-middle attack
  2. Brute-force attack
  3. Dictionary attack
  4. Session hijacking

Question 42

Which property ensures that a hash function will not produce the same hashed value for two different messages?

  1. Collision resistance
  2. Bit length
  3. Key strength
  4. Entropy

Question 43

How can telnet be used to fingerprint a web server?

  1. telnet webserverAddress 80 HEAD / HTTP/1.0
  2. telnet webserverAddress 80 PUT / HTTP/1.0
  3. telnet webserverAddress 80 HEAD / HTTP/2.0
  4. telnet webserverAddress 80

Question 44

Low humidity in a data center can cause which of the following problems?

  1. Heat
  2. Corrosion
  3. Static electricity
  4. Airborne contamination

Question 45

A consultant is hired to do physical penetration testing at a large financial company. In the first day of his assessment, the consultant goes to the company`s building dressed like an electrician and waits in the lobby for an employee to pass through the main access gate, then the consultant follows the employee behind to get into the restricted area. Which type of attack did the consultant perform?

  1. Man trap
  2. Tailgating
  3. Shoulder surfing
  4. Social engineering