If a table contained both employee numbers and Social Security numbers, both columns would be referred to as candidate keys.
Answer the following statement true (T) or false (F)
True
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When overriding a superclass method and calling the superclass version from the subclass method, failure to prefix the superclass method name with the keyword super and a dot (.) in the superclass method call causes ________.
a. a compile-time error. b. a syntax error. c. infinite recursion. d. a runtime error.
Which of the following best describes a procedure?
A) Application of a standard to a specific category or grouping B) Instructions on how a policy is carried out C) Teaching tools that help people conform to a policy D) Specifications for implementation of a policy
Test them and convince yourself that they are equivalent. Which do you prefer and why? Many students will prefer the ¯rst one since it is shorter, but some may prefer the second because the steps are clearer.
What will be an ideal response?
We need ____ pointers to build a linked list.
A. two B. three C. four D. five