Question: A class has a reference variable as an instance field. Is it advisable to use the reference variable to call a method prior to assigning

A class has a reference variable as an instance field. Is it advisable to use the reference variable to call a method prior to assigning it the address of an object? Why or why not?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

JAVA Inheritance and Polymorphism The organizing committee for the HCC Celebrates Columbia's 50th Birthday, Inc., has planned a special event commemorating notable people originally from Columbia,...

Lab 06 - Inheritance and Polymorphism The organizing committee for the HCC Celebrates Columbia's 50th Birthday, Inc., has planned a special event commemorating notable people originally from...

R8.5 Consider the data representation of a cash register that keeps track of sales tax in Section 8.8. Instead of tracking the taxable total, track the total sales tax. Redo the walkthrough with this...

The organizing committee for the HCC Celebrates Columbia's 50th Birthday, Inc., has planned a special event commemorating notable people originally from Columbia, MD. The committee has invited the...

Here are the specs for the project: Introduction: In the US, we use a simple system of election, known as First Past the Post - where a candidate can win an election with less than 50% of the vote....

1. Create a new Java Project and give it an appropriate name. The name should contain the lab assignment number and topic. 2. This assignment will have two classes: a. The first class (ArrayTests)...

A static field is created by placing: A) the key word static after the field name B) the key word static after the access specifier and before the field s data type C) the key word static after the...

A static field is created by placing: A) the key word static after the field name B) the key word static after the access specifier and before the field's data type C) the key word static after the...

Create an abstract Employee business class with these private instance variables: Employee number: Last name: First name: Email address: Social security number: 1000 9999 numeric present present...

Problem Summary A cell phone company specializes in cell phones for single people (i.e. plans for a single line). They would like to hire you to write a program to help them calculate cell phone...

Contrast the consolidated effects of the parent company concept and the economic entity concept in terms of: (a) The treatment of non-controlling interests. (b) The elimination of intercompany...

A salesperson must travel to eight cities to promote a new marketing campaign. How many different trips are possible if any route between cities is possible?

RQ 22.1 & 22.2. The Mennen Corporation is interested in examining its cash conversion cycle. Suppose a Mennen manager has assembled the following data for your use: $1M (M = million) in inventory;...

CT Corp Comprehensive Question Canadian Tire Corporation, Limited ( Canadian Tire ) is a family of companies that includes a retail segment and a financial services division, among others. The retail...

How can you follow the principles of business communication in your composing efforts and still reflect your own personality in your messages? (Objective 5)

Use short words. Use a print or electronic thesaurus or dictionary to select short words to replace these long words: (a) whimsical, (b) facsimile, (c) consolidate, (d) reproduction, (e) reasonable,...