312-50v13 Practice Test

312-50v13 Practice Test practice questions, page 19 of 42, with answer review and explanations.

Question 91

User A is writing a sensitive email message to user B outside the local network. User A has chosen to use PKI to secure his message and ensure only user B can read the sensitive email. At what layer of the OSI layer does the encryption and decryption of the message take place?

  1. Transport
  2. Presentation
  3. Application
  4. Session

Question 92

Which address translation scheme would allow a single public IP address to always correspond to a single machine on an internal network, allowing “server publishing”?

  1. Static Network Address Translation
  2. Overloading Port Address Translation
  3. Address Translation
  4. Dynamic Network
  5. Dynamic Port Address Translation

Question 93

During a recent security assessment, you discover the organization has one Domain Name Server (DNS) in a Demilitarized Zone (DMZ) and a second DNS server on the internal network. What is this type of DNS configuration commonly called?

  1. DNS Scheme
  2. DNSSEC
  3. DynDNS
  4. Split DNS

Question 94

The configuration allows a wired or wireless network interface controller to pass all traffic it receives to the Central Processing Unit (CPU), rather than passing only the frames that the controller is intended to receive. Which of the following is being described?

  1. Promiscuous mode
  2. Port forwarding
  3. WEM
  4. Multi-cast mode

Question 95

What is a “Collision attack” in cryptography?

  1. Collision attacks try to find two inputs producing the same hash
  2. Collision attacks try to get the public key
  3. Collision attacks try to break the hash into three parts to get the plaintext value
  4. Collision attacks try to break the hash into two parts, with the same bytes in each part to get the private key