What form of online communication happens in real time between two people?
a. Email
b. Forum
c. Instant messaging
C. Instant messaging
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What is the output of the following function call?
//function body int factorial(int n) { int product=0; while(n > 0) { product = product * n; n—; } return product; } //function call cout << factorial(4); a. 4 b. 0 c. 24 d. 48
The accompanying figure shows a button in Microsoft Excel 2016 that is used to _____.?
?
A. ?change the color of cells B. ?add borders to cells C. ?merge cells D. ?rotate cells
Write a multithreaded simulation of a barbershop. Use a queue to share the available barbers. At the start of the program, insert barber names into the queue. Create a thread for each cus- tomer. As each customer arrives, the customer waits for an available barber, gets a haircut, returns the barber to the queue and exits the barber shop. Use random numbers and function sleep to stagger arrival
times and to simulate haircut time. What will be an ideal response?
Right-clicking on a layout thumbnail and selecting delete from the shortcut menu when the Slide Master is displayed will ________
A) delete that layout from the presentation template being created B) delete that layout from the PowerPoint program layout options so it will not be an option in any future presentations C) delete all slides in any presentations that you created with that layout D) ask you to back up the layout before deleting it from the presentation template being created