Mobile Computing – May 2010

Part – A

    1. List out the disadvantages of Mobile Computing.
    2. Expand DECT?
    3. What is the role of Network layer?
    4. What are the differences between wired and wireless communication networks with respect to signal propagation?
    5. Draw the time domain representation of a signal.
    6. List out the various entitiles needed in mobile IP?
    7. What is meant by reverse tunneling?
    8. In DHCP, a client sends requests using __________ broadcasts to reach all devices in LAN.
    9. What are the disadvantages of transacts oriented TCP?
    10. List out the advantages of snooping TCP?
    11. What are the services offered by session layer present in WAP?
    12. What is meant by parameter problem?
    13. Expand WCMP.
    14. List out the basic features of WML.
    15. What does WML script crypto library consists of?
    16. What is wireless telephony application?
    17. What is an absolute URL?
    18. List out some WAP services.
    19. What is push messaging?
    20. What is WBXML?
    21. Deck is a group of __________ .
    22. Give an example of “Access to device facility” in a WML script.
    23. What is meant by fragment anchor?
    24. List out the various ways of executing a new service in the user agent of a WTA.
    25. What is WTAI error code?

Part – B

Unit -I

  1. Describe about Bluetooth
  2. Explain in detail about FDMA & SDMA

Unit -II

  1. Explain in detail about Adhoc networks.
  2. Explain about the concept of tunnelinq.

Unit -III

  1. Explain in detail about WAP architecture
  2. List out the main points in network infrastructure design.

Unit -IV

  1. What are the guidelines in designing user interfaces.
  2. Write WML document for displaying the following :
    Mobile Computing – May 2010 - Q9 Form Also write WML script to validate the username to be capital letters (uppercase and password should not be less than 5 characters.

Unit -V

  1. Explain in detail about the concept of push messaging.
  2. List and explain the various wireless telephony applications.

Attention : This exam questions are converted from the real exam paper to a digital text format by using an OCR Software that may made some mistakes, I reviewed it many times to correct it, But may still there some errors that I missed or misspelled, So if you detect an error or mistake PLEASE report by adding a comment or contact me.