List the steps that can be used as a basic blueprint for solving organizational problems.
What will be an ideal response?
1. Recognize and define the problem.2. Gather facts and make assumptions.3. Develop possible solutions.4. Analyze and compare possible solutions.5. Select, implement, and evaluate a solution.
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MC A unary operator is overloaded as a method that takes the______ as an argument.
a) operator reference. b) operands. c) object reference. d) None of the above.
What is the right code for the boolean empty() method?
A queue based on a linked list uses the following code ``` class Node { String element; Node next; Node (String el, Node n) { element = el; next = n; } } Node front = null, rear = null; ``` A) return front == null; B) if (rear == front) return true; else return false; C) if (front == null) throw new RuntimeException("Empty"); else return false; return true; D) return front == rear;
onsider a class ScienceFairProjectRating that will be used to help judge a science fair project. It will use the class RatingScore described in the previous exercise. The attributes for the new class are
• The name of the project • A unique identification string for the project • The name of the person • A rating for the creative ability (max. 30) • A rating for the scientific thought (max. 30) • A rating for thoroughness (max. 15) • A rating for technical skills (max. 15) • A rating for clarity (max. 10) It will have methods to • Get the number of judges • Get all the ratings for a particular project • Return the total of the ratings for a particular project • Return the maximum total rating possible • Return a string showing a project’s rating in a format suitable for display a. Write a method heading for each method. b. Write preconditions and postconditions for each method. c. Write some Java statements that test the class. d. Implement the class.
If no sorting sequence is specified when creating a query, Access will sort the results of the query by the ________
Fill in the blank(s) with correct word