What are the three basic tasks performed by a computer?
What will be an ideal response?
Input, processing, and output. First, it accepts input. Input can come from several different devices like a mouse, a keyboard, or storage. Input usually is generated by a user's actions, but not always. Next, the CPU processes the input, which means that it examines the input and determines or calculates the results. Finally, the CPU sends instructions to whatever device is appropriate to perform or display the output. Output devices include, but are not limited to, monitors, printers, and storage devices.
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Refering to the accompanying figure, which callout points to the indent style that is used for numbered lists?
A. D B. E C. B D. C
What is wrong with this code?
``` if(x = 2) { cout<<”The number is 2”; }``` A. There should not be { }’s B. A semicolon is missing in the if statement – if (x = 2 ) C. The if statement should be if ( x == 2 ) D. Nothing
____ feedback has been incorporated in many phones that have touch screens, to make it easier to tell when a button has been pressed successfully.
A. Haptic B. Differential C. Augmented D. Calculated
What would be the result of the following command? DIR E:\CHERYL /A:R
A) Shows all files that start with the capital letter A in the CHERYL folder of the E: drive B) Shows all files that start with the letter a in the CHERYL folder of the E: drive C) Shows the files in the CHERYL folder that have the read-only attribute of the E: drive D) Shows the files in the CHERYL folder of the E: drive that start with the letter A and end with the letter R