Which operating system introduced new features such as virtual memory and

the ability to drag and drop files in 1991?

A. DOS

B. Windows

C. Macintosh

D. Unix

You are interested in a career as a database administrator. What skills do you need? Group of answer choices create and maintain a data dictionary;

A news channel runs a two-minute story on phishing scams. The report features the testimonies of a phishing victim and a computer security expert from a software company.

What is the software that manages and controls the activities and resources of the computer? O The CPU The OS The ALU The GUI D

The open web design of truss joints: Select one: a. restricts the spread of fire to the component's length. b. permits rapid fire spread in multiple directions. c. allows firefighters to operate longer on a roof during a fire. d.

Consider the accompanying definition of a recursive function. What is the output of the following statement?

Write code that prompts for three integers, averages them, and prints the average. Make your code robust against invalid input; if the user types a non-number, re-prompt with the same prompt message.

Netscape, which once controlled more than 80 percent of the market share in Web browsers, lost its dominant position when customers migrated to Internet Explorer, Microsoft's Web browser.

Words or names defined by the programmer are called

Using the spreadsheet below, which formula can be used to determine Albert's hourly wage? 2 1 Employee Hours Worked Amount Earned 2 Albert $101.50 Brandon 19 $147.25 Callie $164.45 Dora $157.

Entering the search criteria "B?" would yield which of the following results? A. Bedford B. Be C. Birmingham D. Bentonville