____ is the combination of encryption techniques, software, and services that involves all the necessary pieces to support digital certificates, certificate authorities, and public key generation, storage, and management.?
A. ?3DES
B. ?Advanced Encryption Standard (AES)
C. ?Data Encryption Standard (DES)
D. ?Public key infrastructure (PKI)
Answer: D
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Critical Thinking QuestionsCase 1You have been working with mailing lists for the last few years. You know it is time to start using social networks and would like become acquainted with the general features of social networking. How are the immediate friends of your friends known in social networks? a.Friendsc.Second-level contactsb.First-level contactsd.Extended contacts
What will be an ideal response?
The ____ is the most popular Frame Relay topology.
A. full mesh B. peer C. star D. partial mesh
When a method uses a(n) ____________ modifier, the method belongs to the class itself, not to a specific object of the class and is thus called using the class name.
Fill in the blank(s) with the appropriate word(s).
When a router has more than one route to the same network, the responsibility for assigning a different metric for each route lies with the __________.
A. Internet Assigned Numbers Authority (IANA) B. manufacturer of the router C. person in charge of that router D. operating system, which must dynamically reconfigure the route