Suppose s1 and s2 are two strings. Which of the following statements or expressions are incorrect?
a. String s = new String("new string");
b. String s3 = s1 + s2
c. s1 >= s2
d. int i = s1.length
e. s1.charAt(0) = '5'
cde
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When a subclass constructor calls its superclass constructor, what happens if the superclass’s constructor does not assign a value to an instance variable?
a. A syntax error occurs. b. A compile-time error occurs. c. A run-time error occurs. d. The program compiles and runs because the instance variables are initialized to their default values.
Access is not case sensitive in regard to entering criteria in a query
Indicate whether the statement is true or false
Match the following terms to their meanings:
I. layer II. fill III. grid IV. rotate V. flip A. shift an object in a particular direction B. a mirror image of an object C. underlying set of lines D. interior space of an object E. stack objects on one another
The primary documents used in an Excel workbook are ________
Fill in the blank(s) with the appropriate word(s).