____ is the functional unit of a computer that stores and retrieves instructions and data.

a. CPU
b. Input/output
c. Memory
d. ALU


c. memory

Computer Science & Information Technology

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What will be the result of executing the following statement?

panel.setBorder(BorderFactory.createTitleBorder("Title")); A) The JPanel referenced by panel will have an etched border with the title "Title" displayed on it. B) The JPanel referenced by panel will have an empty border with the title "Title" displayed on it. C) The JPanel referenced by panel will have a line border with the title "Title" displayed on it. D) The JPanel referenced by panel will have a compound border with the title "Title" displayed on it.

Computer Science & Information Technology

A superclass is the same thing as a derived class.

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

Computer Science & Information Technology

____ are systems that create communities of users who share common interests and activities and which provide multiple methods of online interaction.

A. Bulletin boards B. Newsgroups C. Chat rooms D. Social networks

Computer Science & Information Technology

Which of the following is indicated by repetitive flashing lights on the keyboard during POST?

a. A hardware error b. An external peripheral error c. A software error d. A password is required

Computer Science & Information Technology