Care and feeding for computer

Imagine you are writing a personal fitness program that stores the user's age, gender, height (in feet or meters), and weight (to the nearest pound or kilogram). Declare variables with the appropriate names and types to hold this information.

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

Libraries order items, check out items to patrons, process returned items, and organize items on shelves. What data management solution should a library use to track this information? A. a spreadsheet B. a database C. a flat file D. a filing cabinet

When a hacker floods a web server with millions of bogus service requests so that it cannot service legitimate requests, it is called a denial-of-service attack?

A ___ is a clickable graphical object that makes something happen when the user clicks it, usually with the left mouse button. A. Mouse icon B. Key C. Button D. Focus window

What must you consider when determining the efficiency of an algorithm? Select two choices. a. The language in which the program is written b. The amount of resources, such as storage, required c. The number of characters used to write the program d.

How to use translate on a website?

When we consider data quality, what are the differences among validity, reliability, and representativeness? How can you know the data have high levels of these characteristics?

You are creating a budget for your new business. What should you include? A. All income and expenses. B. Fixed expenses but not income. C. Income but not variable expenses. D. Fixed and variable expenses but not taxes.

This resume format focuses on the tasks or skills that an applicant can perform is what? A chronological B functional C electronic or D scannable