CS506 Quiz 3 by VU Topper RM

Q1. _________________ is NOT the type of HTTP request. (01 marks)

1. Delete
2. Update
3. Post
4. Get

Correct answer: Update

Q2. Timers are constructed by specifying both a delay parameter and a/an _________ Listener. (01 marks)

1. Key
2. Mouse
3. Action Page 179
4. Window

Correct answer: Action Page 179

Q3. CGI (Common Gateway Interface) was widely used for generating ________ (01 marks)

1. Static web content
2. Mobile application
3. Desktop application
4. Dynamic web content Page 245

Correct answer: Dynamic web content Page 245

Q4. FTP (File Transmission Protocol) works on _________ port. (01 marks)

1. 21 Page 193
2. 23
3. 80
4. 84

Correct answer: 21 Page 193

Q5. In the context of Java Thread, sleep() method throws __________ exception. (01 marks)

1. Interrupted Page 233
2. Input output
3. File not found
4. Index out of bound

Correct answer: Interrupted Page 233

Q6. By implementing this interface, a class declares that it is willing to be ________ by automatic serialization machinery. (01 marks)

1. Read Page 203
2. Decode
3. Checked
4. Destroyed

Correct answer: Read Page 203

Q7. Which of the following range of response code signify error by server? (01 marks)

1. 200-299
2. 300-399
3. 500-599 Page 232
4. 400-499

Correct answer: 500-599 Page 232

Q8. Which of the following methods takes the place of constructor in an Applet? (01 marks)

1. run()
2. start()
3. init() Page 184
4. main()

Correct answer: init() Page 184

Q9. How many ports are available for TCP socket? (01 marks)

1. 64
2. 128
3. 64k Page 193
4. 128k

Correct answer: 64k Page 193

Q10. int i = (int)( Math.random() * 5 ); // will generate random numbers between__________ . (01 marks)

1. 0 & 5
2. 1 & 4
3. 1 & 5
4. 0 & 4 Page 187

Correct answer: 0 & 4 Page 187

Q11. Which of the following is NOT a part of HTTP request? (01 marks)

1. Header fields
2. URI
3. Request method
4. Status code

Correct answer: Status code

Q12. Which of the following problem occurs with lower priority threads? (01 marks)

1. Process death
2. Starvation Page 218
3. Race condition
4. Average waiting time

Correct answer: Starvation Page 218

Q13. Which of the following method is called only once during life cycle of Servlet? (01 marks)

1. init() Page 184
2. service()
3. destroy()
4. start()

Correct answer: init() Page 184

Q14. Which of the following approach can used to create threads in java? (01 marks)

1. Inheritance Page 212
2. Abstraction
3. Composition
4. Polymorphism

Correct answer: Inheritance Page 212

Q15. Choose correct integer value for predefined Thread Priority “Thread.MAX_PRIORITY” in java. (01 marks)

1. 1
2. 5
3. 10 Page 216
4. 7

Correct answer: 10 Page 216