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1. Explain the difference between an object and an object reference.
2. Explain the difference between an object and an object variable.
3. Explain the difference between an object and a class.
4. Give the Java code for constructing an object of class Rectangle, and for declaring an object variable of class Rectangle.
Explain the purpose of a primary key in a database.
Extend the following object model for the library problem to include a reservation object so patrons can reserve a book that has all copies checked out.
Do you think that the ISS Clinic investment in electronic medical records added value for the organization? How would you recommend measuring this "value"
Given home computers and access to company resources, employees will work extra hours at home and thereby increase company profits." Explain how well reasoned etc.
Write a program that splits an array into two arrays where any element in one array is smaller than any element in the other array. Solutions are not unique, but equally sized splits are desirable. The input can be any size array less than 100.
What is the role of the FCC in the Telecommunications field? What is the purpose for the creation of the governing statute for the regulation of telecommunications in the United States
Scope and lifetime are distinct yet related issues in programming languages. Languages can sometimes make design decisions that cause a conflict between the scope and the lifetime of variables. Java's decision to allow classes to be defined inside..
That is, can you reduce the number of times that the loop must execute?
Given a binary tree which is a sum tree, write an algorithm to determine whether the tree is a valid sum tree
Your design document should not exceed ~25 pages in length, excluding references. You will need to reference all literature, applications and websites using the APA 6th edition referencing style.
Consider the following relational schema for a library:member(memb no, name, dob)books(isbn, title, authors, publisher)borrowed(memb no, isbn, date)Write the following queries in relational algebra.a. Find the names of members who have borrowed any b..
Suppose a local college has tasked you to develop a database that will keep track of students and the courses that they have taken. In addition to tracking the students and courses, the client wants the database to keep track of the instructors..
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