You need to set up 20 laptops for a small meeting. They all need to communicate with each other. There is no switch or corporate network to connect to. What do you need to do?
A. Adhoc network
B. Bluetooth network
C. Serial network
D. USB network
Answer: A. Adhoc network
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Variables defined inside a function body are considered _____.
a. local b. illegal c. constant d. format parameters e. actual arguments
Case-Based Critical Thinking QuestionsCase 22-1Ethan is in charge of Internet security for a small company. Employees are often asking him questions related to their identity and privacy online, as well as about some phishing schemes. Below are three of these questions. How can I protect my privacy online?
A. Promptly reply to spammers. B. Do not use social networks like Facebook to share information about your family. C. Use your real name when participating in chat rooms. D. Assume that all emails are like sealed letters.
How does a relational database differ from a hierarchical database?
What will be an ideal response?
Inheritance means ______________.
a. that data fields should be declared private b. that a class can extend another class c. that a variable of supertype can refer to a subtype object d. that a class can contain another class