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Questions and Answers
Which method in the Student class is used to retrieve the gender of a student?
Which method in the Student class is used to retrieve the gender of a student?
- getYr()
- getID()
- getName()
- getGender() (correct)
What is the purpose of the setID method that takes a String as a parameter?
What is the purpose of the setID method that takes a String as a parameter?
- It is not a valid method signature in the Student class.
- It sets the ID using the String value directly.
- It updates the course with the String value.
- It converts the String parameter to an int and sets the ID. (correct)
If you wanted to change the name of a Student object, which method would you use?
If you wanted to change the name of a Student object, which method would you use?
- setID(int id)
- setID(String id)
- setName(String n) (correct)
- setCourse(String c)
Which method would you use to get the course of a Student object?
Which method would you use to get the course of a Student object?
What will happen if you call setID(555) on a Student object?
What will happen if you call setID(555) on a Student object?
If you wanted to obtain the year of a Student object, which method should be used?
If you wanted to obtain the year of a Student object, which method should be used?
Which type of classes are suggested for reading and writing data other than text?
Which type of classes are suggested for reading and writing data other than text?
What characteristic is advised when choosing a writer class for sending data?
What characteristic is advised when choosing a writer class for sending data?
Which of the following is a sample class that can be used for reading data?
Which of the following is a sample class that can be used for reading data?
What should you explore to find a full list of Java classes for reading and writing data?
What should you explore to find a full list of Java classes for reading and writing data?
Why is it advised to choose buffered classes for reading and writing?
Why is it advised to choose buffered classes for reading and writing?
In the provided code snippet, what is the purpose of the 'streamWtr.println(input);' statement?
In the provided code snippet, what is the purpose of the 'streamWtr.println(input);' statement?
What does the 'streamRdr.readLine()' method in the code snippet do?
What does the 'streamRdr.readLine()' method in the code snippet do?
Which Java class is used for reading input in the provided code snippet?
Which Java class is used for reading input in the provided code snippet?
What will be printed by the line 'System.out.println(streamRdr.readLine());' in the code snippet?
What will be printed by the line 'System.out.println(streamRdr.readLine());' in the code snippet?
In the context of the code snippet, what is the purpose of the 'try' block?
In the context of the code snippet, what is the purpose of the 'try' block?
What is the purpose of using the Comparator in the provided server program?
What is the purpose of using the Comparator in the provided server program?
Which method is used to compare two Student objects in the provided server program?
Which method is used to compare two Student objects in the provided server program?
What type of list is being sorted in the provided server program?
What type of list is being sorted in the provided server program?
In the provided server program, what happens inside the try block?
In the provided server program, what happens inside the try block?
What port number is the ServerSocket initialized with in the provided server program?
What port number is the ServerSocket initialized with in the provided server program?
What is the role of ObjectOutputStream in the provided server program?
What is the role of ObjectOutputStream in the provided server program?
What is required for the list of student objects to be written into a file according to the text?
What is required for the list of student objects to be written into a file according to the text?
What is the consequence of not having the objects implement the Serializable interface?
What is the consequence of not having the objects implement the Serializable interface?
Which method is used for converting a file containing student information into a list of student objects?
Which method is used for converting a file containing student information into a list of student objects?
What is the purpose of tagging or marking interfaces like the Serializable interface?
What is the purpose of tagging or marking interfaces like the Serializable interface?
Why is it important for both client and server programs to be running before attempting to connect according to the text?
Why is it important for both client and server programs to be running before attempting to connect according to the text?
In the context of the program described, what is the purpose of using an object stream in the client program?
In the context of the program described, what is the purpose of using an object stream in the client program?
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