CertiGuide to Network+  9  Appendix A: Answers to Success Questions and Real World Exam Questions       9  Chapter 1010: Real World Exam Answers

Answers to Questions 121-125 1 Answers to Questions 131-135

126. Select two features of a digital certificate:

A. Certificate authority

B. Symmetrical key

C. Asymmetrical key

D. Synchronous key

E. Eliminates the need for an Encryption API

Explanation: A certificate authority is responsible for issuing the digital certificate. You can not have a certificate without an authority. Once you have the certificate, you need a public-private key pair. An example of a certificate authority is VeriSign.

& Domain 3.10: Given a scenario, predict the impact of a particular security implementation on Network functionality) e.g. blocking port numbers, encryption, etc.).

127. You have many users on your network that access the Internet and you are worried about security. How can you allow your users to share a single Internet IP?

A. FTP

B. HTTP

C. Proxy Server

D. NBT Server

E. Lock Box

Explanation: A proxy server can keep intruders from knowing your true identity, and restrict users from visiting unauthorized websites.

& Domain 3.9: Identify the purpose, benefits and characteristics of using a proxy.

128. To improve performance for frequently visited web pages you may consider installing:

A. Circuit-level NetBEUI server

B. HTTP Proxy server

C. NetBIOS

D. WINS server

E. Primary Domain Controller

Explanation: A proxy server can be used to cache the contents of frequently visited websites. This comes in very handy if you have a lot of people accessing a frequently updated website. A proxy discovers any significant updates to the site and gives them to you as needed.

& Domain 3.9: Identify the purpose, benefits and characteristics of using a proxy.

129. Tom is trying to back up data to a DLT tape drive. He receives an error message that the tape drive is not available. This occurs even if Tom tries a new cartridge. What can Tom do to solve the problem?

A. Replace the cable

B. Replace the tape drive

C. Put a tape cleaner into the drive

D. Replace the adapter card

E. Replace the hard drive, format it NTFS, and reboot the system

& Domain 3.5: Identify the purpose and characteristics of fault tolerance.

& Domain 3.6: Identify the purpose and characteristics of disaster recovery.

130. The two types of backups that will clear the archive bit are:

A. Differential

B. Incremental

C. Full

D. Bit for Bit copy

E. All choices are correct

Explanation: Both the incremental and full backup types clear the archive bit when implemented.

& Domain 3.6: Identify the purpose and characteristics of disaster recovery.

Answers to Questions 121-125 1 Answers to Questions 131-135