How would you list all the processes running vi?
What will be an ideal response?
Enter the following commands:
$ ps -ef | grep vi
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Any XHTML document that omits the ____ element is rejected.
A. sub B. p C. title D. none of the above
Drivers are concerned with the mileage obtained by their automobiles. One driver has kept track of several trips by recording miles driven and gallons used for each trip. Develop a C++ program that uses a while statement to input the miles driven and gallons used for each trip. The program should calculate and display the miles per gallon obtained for each trip and print the combined miles per gallon obtained for all tankfuls up to this point.
a) Read the problem statement. b) Formulate the algorithm using pseudocode and top-down, stepwise refinement. c) Write a C++ program. d) Test, debug and execute the C++ program. ``` Enter miles driven (-1 to quit): 287 Enter gallons used: 13 MPG this trip: 22.076923 Total MPG: 22.076923 Enter miles driven (-1 to quit): 200 Enter gallons used: 10 MPG this trip: 20.000000 Total MPG: 21.173913 Enter the miles driven (-1 to quit): 120 Enter gallons used: 5 MPG this trip: 24.000000 Total MPG: 21.678571 Enter the miles used (-1 to quit): -1 ```
Match the following terms to their meanings:
I. pixels II. binary III. analog IV. converter V. transistors A. a signal that displays in a way that is similar to the thing it represents B. small picture elements that can turn on or off C. a number system that uses only 0s and 1s D. electronic switches E. specialized integrated circuit
Press ____ to align a guide exactly on a ruler mark.
A. [Fn] B. [Option] C. [Shift] D. [Control]