If no cells are selected before the Find and Replace dialog box is opened, an error message prompts for the search range
Indicate whether the statement is true or false.
Answer: FALSE
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Assigning a derived class reference to a base class variable is safe:
a. because the derived class has an object of its base class. b. because the derived class is an object of its base class. c. only when the base class is abstract. d. only when the base class is concrete.
Follow the algorithm presented in the chapter to compile and run the Hello example on one machine. Write a report to describe your experience, including any difficulty you encountered and how you resolved it.
What will be an ideal response?
Case-Based Critical Thinking QuestionsCase 1-1During your senior year, you are serving as a tutor in the computer science department, offering to help other students with their coursework. One of the most daunting topics for beginning students is keeping bitmaps and vectors straight. One of your tutees, Joe, is a case in point. Joe just said something to you about vector graphics that indicates to you that he has not read the material, because it was wrong. What did he say?
A. Vector graphics scale well. B. Individual shapes within a vector graphic can be modified independently of the rest. C. Vector graphics excel at sharp lines and smooth colors. D. You cannot create vector graphics using Adobe Illustrator.
Which of the following frequency ranges does 802.11a operate at?
A. 4.9GHz B. 5GHz C. 54GHz D. 2.4GHz