Which Code Fragment Creates a Server Running at Port 6666

question 16

Multiple Choice

Which code fragment creates a server running at port 6666 and sends one line of text, "Hello from earth" over and over to any machine that connects to the server.

• A) ServerSocket ss = new ServerSocket(6666);
• Socket sock = ss.accept();
• While (true)
• {
• PrintWriter pw = new PrintWriter(sock.getOutputStream());
• Pw)println("Hello from earth");
• Pw)flush();
• Pw)close();
• }
• B) ServerSocket ss = new ServerSocket(6666);
• While (true)
• {
• PrintWriter pw = new PrintWriter(sock.getOutputStream());
• Pw)println("Hello from earth");
• Socket sock = ss.accept();
• }
• C) ServerSocket ss = new ServerSocket(6666);
• While (true)
• {
• Socket sock = ss.accept();
• PrintWriter pw = new PrintWriter(sock.getOutputStream());
• Pw)println("Hello from earth");
• Pw)flush();
• Pw)close();
• }
• D) Socket sock = ss.accept();
• While (true)
• {
• ServerSocket ss = new ServerSocket(6666);
• PrintWriter pw = new PrintWriter(sock.getOutputStream());
• Pw)println("Hello from earth");
• Pw)flush();
• Pw)close();
• }

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Definitions:

Skinner

B.F. Skinner was a psychologist and behaviorist who developed theories of operant conditioning and introduced the concept of reinforcement.

Skinner Box

An experimental device used in behavior analysis to study animal behavior, particularly the effects of reinforcements on behavior.

Cognitive Learning

The acquisition of knowledge and understanding through thought, experience, and the senses.

Social Learning

Social learning is a theory that suggests people can learn new behaviors and information by observing others.