What does the following command do with respect to the Amazon EC2 security groups? ec2-revoke RevokeSecurityGroupIngress

A. Removes one or more security groups from a rule.
B. Removes one or more security groups from an Amazon EC2 instance.
C. Removes one or more rules from a security group.
D. Removes a security group from our account.


Answer: C. Removes one or more rules from a security group.

Computer Science & Information Technology

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What kind of application tests a class by creating an object of that class and calling the class’s methods?

a. Pseudo application. b. Debugger. c. Declarator. d. Test harness.

Computer Science & Information Technology

A slide can be repositioned in a presentation by dragging its thumbnail in the Slide pane to the new location

Indicate whether the statement is true or false

Computer Science & Information Technology

________ encrypt connections between company networks and remote users, such as workers connecting from home, creating a secure virtual connection to a company LAN across the Internet.

A. Web bugs B. Loggers C. Biometrics D. Virtual private networks

Computer Science & Information Technology

_______________ is a Windows tool that enables one to quickly move a small number of user data and personalizations.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology