Before you begin to clean the inside of a PC case, it is important to take precaution and complete what critical first step?
A. discharge all static electricity
B. power down the PC
C. ground the PC case
D. disconnect the power cord
Answer: D
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When a single device controls a LAN, it is known as
a. centralized control b. distributed control c. data-link control d. none of the above
____ an image is a basic task in which you define an area of an image that you want to keep and then discard the remainder of the image.
A. Paring B. Selecting C. Cropping D. Cutting
A footnote appears at the bottom of the same page that contains the note reference mark.
Answer the following statement true (T) or false (F)
Which of the following statements about arrays is true?
A. The number of elements in a fixed-size array is determined when the program is executing. B. To process all of the elements in an array, a for loop is typically used. C. An arrays name is a symbolic reference for the address to the last byte of the array. D. An index of 5 represents an offset of 5 bytes in an array of integers. E. C uses subscripts to access individual elements in an array.