Write the code to print each token. 5) What is the return type of the method nextToken( ). 6) Suppose to want to peel off the next token for a double price. Write the line of code to do this: double value; Topic: writing and use of a copy constructor 1) What is the purpose of a copy constructor? 2) Write the code for a copy constructor for the Student class described above. 3) What is the difference between a deep copy and a shallow copy when writing a copy constructor? Topic: returning an object reference from a method 1) What is the return type from this method: public Fraction add(Fraction addend) 2) What is the parameter to this method: public Fraction add(Fraction addend) Topic: aggregation 1) What type of relationship is aggregation? 2) A class can only have primitive fields. True or false 3) Write a short class definition of a class using aggregation. Only declare the fields and write the constructor and the toString( ) methods.
Write the code to print each token. 5) What is the return type of the method nextToken( ). 6) Suppose to want to peel off the next token for a double price. Write the line of code to do this: double value; Topic: writing and use of a copy constructor 1) What is the purpose of a copy constructor? 2) Write the code for a copy constructor for the Student class described above. 3) What is the difference between a deep copy and a shallow copy when writing a copy constructor? Topic: returning an object reference from a method 1) What is the return type from this method: public Fraction add(Fraction addend) 2) What is the parameter to this method: public Fraction add(Fraction addend) Topic: aggregation 1) What type of relationship is aggregation? 2) A class can only have primitive fields. True or false 3) Write a short class definition of a class using aggregation. Only declare the fields and write the constructor and the toString( ) methods.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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