Author: Anonymous

Which of the following statements about linked lists is correct?

Which GUI element allows text entry from the program user?

Complete the code for the calcPower recursive method shown below, which is intended to raise the base number passed into the method to the exponent power passed into the method: public static int calcPower(int baseNum, int exponent) { int answer = 0; ________________________ { answer = 1; } else { answer = baseNum * calcPower (baseNum, exponent – 1); } return answer; }

Assume we are using quicksort to sort an array in ascending order. What can we conclude about the indexes of two pivot elements placed in consecutive recursive calls?

What is the general order of a pull-down menu (from top-level going downwards)?

Which method of the JFileChooser object will return the file object that describes the file chosen by the user at runtime?

Assume that bands is an ArrayList of String objects, which contains a number of elements in ascending order. Select a statement to complete the code segment below, which invokes the Java library binarySearch method to search for the string “Beatles”.  If the list does not already contain the string, it should be inserted in an appropriate location so that the list remains sorted. int index = Collections.binarySearch(bands, “Beatles”); if (index < 0) { __________________________ }

When using the add method of the ListIterator to add an element to a linked list, which of the following statements is correct?

When using the add method of the ListIterator to add an element to a linked list, which of the following statements is correct?

You are creating a Motorcycle class which is supposed to be a subclass of the Vehicle class. Which of the following class declaration statements will accomplish this?