To make an object travel across the screen while it changes its shape, just change the shape and also move or ____________________ it a few pixels for each frame.
Fill in the blank(s) with the appropriate word(s).
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Suppose we write a function for a class which is not supposed to change any data members in the class. When we test the class, we get a runtime error. After tracking down the source of the runtime error, we realize that this function mistakenly changed the value of a data member. To make things easier, we should have:
A. passed parameters into the function using const reference B. declared all the data members as constant (using const at the front of their declarations) C. used const at the end of the function prototype D. used a Peterson Language Modifier
Why do spurious tuples occur in the result of joining the EMP_PROJ1 and EMPLOCS relations of Figure 15.5 (result shown in Figure 15.6)?
What will be an ideal response?