Pre-final Exam Questions on Mobile App Dvpt (Set 3)

 

 Test Your Knowledge

on 

MOBILE APPLICATION DEVELOPMENT (MAD)

PART – A        (5 x 2 = 10 Marks)

Note: 

• This Part consists of 8 Questions.
• Answer any 5 questions. Each question carries 2 Marks.

1. What are the three layers of J2ME?  Name the profiles defined in J2ME for CDC Devices.
   
2. Identify the software required for developing MAD.  Which language do you prefer for MAD.
   
3. What are the packages provided by J2ME for MIDlet programming? Name the methods that implement the lifecycle of a MIDlet.
   
4. What is Display class?  How does it differ from Displayable class?
   
5. Define JDBC driver and its types.
   
6. What is Embedded SQL?
   
7. What is a Socket?
   
8. Explain the need of Cookes in a MIDlet.
   

PART – B        (5 x 12 = 60 Marks)

Note: 

• This Part consists of 10 QUESTIONS
• Answer any 1 question from each Section. Each question carries 12Marks.
• Illustrate your answers with NEAT sketches wherever necessary.

SECTION – I

2.A    What are the three types of User Interfaces (UI) available for MIDlet Programming.  Discuss them briefly.

2.B    Briefly explain the concept of wireless technology and microwave technology.

(OR)

3.A    Explain the Command class and CommandAction() method.  Illustrate with example how events are handled in a MIDlet.

3.B   Explain the anatomy of a MIDlet Suite.

SECTION - II

 

4.A    Develop a MIDlet using high-level UI to dipslay a Hello message in a TextBox and to Quit the application by clicking on an Exit button.

4.B    What are events?  How events are handled in a MIDlet?

(OR)

5.A    Define Canvas class.  Illustrate with sample code the use of Graphics object in drawing graphics on the screen.

5.B    Write a MIDlet program for drawing a rectangle on the screen.

SECTION - III

 

6.A    Write a MIDlet for designing a simple arithmetic calculator.

6.B    Explain the operations involved in storing mixed type of data in a record store.

(OR)

7.A    Write a MIDlet for storing and retrieving textual data from a record store.

7.B    Explain the steps involved in connecting to a database as well as to store and retrieve data from the database in a MIDlet.

SECTION – IV

 

8.A    What are Activities, Intents and Fragments in Android Programming?

(OR)

9.A    Define built-in applications?  What are the steps involved in using a built-in application using Intents?

SECTION – V

 

10    Distinguish between basic views and picker views.  Create a MIDlet that make use of either basic view or picker view.

(OR)

11.A    Explain the concept of Views in J2ME.

11.B    Develop a MIDlet using an ActionBar.

**** BEST OF LUCK ****