Copyright Notice and Running Client-Server Programs

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Which method in the Student class is used to retrieve the gender of a student?

getGender()

What is the purpose of the setID method that takes a String as a parameter?

It converts the String parameter to an int and sets the ID.

If you wanted to change the name of a Student object, which method would you use?

setName(String n)

Which method would you use to get the course of a Student object?

getCourse()

What will happen if you call setID(555) on a Student object?

It will update the ID directly to 555.

If you wanted to obtain the year of a Student object, which method should be used?

getYr()

Which type of classes are suggested for reading and writing data other than text?

Classes descended from InputStream and OutputStream

What characteristic is advised when choosing a writer class for sending data?

Auto flush option

Which of the following is a sample class that can be used for reading data?

BufferedReader

What should you explore to find a full list of Java classes for reading and writing data?

Java API documentation

Why is it advised to choose buffered classes for reading and writing?

To improve performance by reducing I/O operations

In the provided code snippet, what is the purpose of the 'streamWtr.println(input);' statement?

Sending client input to the server

What does the 'streamRdr.readLine()' method in the code snippet do?

Reads a line of text from the server

Which Java class is used for reading input in the provided code snippet?

Scanner

What will be printed by the line 'System.out.println(streamRdr.readLine());' in the code snippet?

'You can vote'

In the context of the code snippet, what is the purpose of the 'try' block?

Handling exceptions

What is the purpose of using the Comparator in the provided server program?

To establish the basis of sorting for a list of students

Which method is used to compare two Student objects in the provided server program?

compare(Student s1, Student s2)

What type of list is being sorted in the provided server program?

ArrayList

In the provided server program, what happens inside the try block?

Reading data from the client and processing it

What port number is the ServerSocket initialized with in the provided server program?

1234

What is the role of ObjectOutputStream in the provided server program?

Writing the result of processing to the client

What is required for the list of student objects to be written into a file according to the text?

The objects must implement the Serializable interface

What is the consequence of not having the objects implement the Serializable interface?

The list of objects cannot be written into a file

Which method is used for converting a file containing student information into a list of student objects?

Deserialization method

What is the purpose of tagging or marking interfaces like the Serializable interface?

To mark classes so that specific actions can be taken at runtime

Why is it important for both client and server programs to be running before attempting to connect according to the text?

To ensure the correct outcome of the program

In the context of the program described, what is the purpose of using an object stream in the client program?

To serialize and write student objects into a file

This quiz covers topics related to a copyright notice for document usage and ensuring client-server program functionality by running both programs successfully before establishing a connection.

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