Symmetric encryption uses one key to encrypt and another key to decrypt the data

Indicate whether the statement is true or false.


ANS: False: Symmetric encryption uses the same key to encrypt and decrypt data.

Computer Science & Information Technology

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Fixed wireless is a broadband Internet connection.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Case 2-1 Professor Mackenzie is answering questions from students in her class as she explains the program development life cycle in her introductory Visual Basic course. Some of her students have been confusing the order of the various steps and phases and she wants to correct any misunderstandings about it. Which of the following can the professor give as the correct order for the steps in the program development life cycle?

A. Gather and analyze the program requirements, design the program processing objects, design the user interface, code the program, document the program/system, test the program, and maintain the program/system B. Design the user interface, design the program processing objects, gather and analyze the program requirements, code the program, test the program, document the program/system, and maintain the program/system C. Gather and analyze the program requirements, design the user interface, design the program processing objects, code the program, test the program, document the program/system, and maintain the program/system D. Gather and analyze the program requirements, code the program, design the user interface, design the program processing objects, test the program, document the program/system, and maintain the program/system

Computer Science & Information Technology

____ lets you remove parts of an image, deleting unwanted objects or people from your photo.?

A. ?Splicing B. ?Aligning C. Cropping D. ?Filtering

Computer Science & Information Technology

Which of the following is the first step in the boot process?

A. The BIOS is activated. B. The BIOS checks that all devices are operational. C. The OS is loaded into RAM. D. Configuration and customization settings are checked.

Computer Science & Information Technology