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Mca5041
fall
2016
1 Define
Client/server computing. In Client/server computing, list the responsibilities
of client and server.
Answer: Client/server computing is
technology that facilitates an organisation to effectively manage its data.
Ø
In
the client/server computing model, the client is responsible for:
·
Handling
the user interface
2 What is
reflective middleware? Write its advantages.
Answer: Reflective middleware is
also known as component-based middleware. A component is termed as a program
that performs a particular function and is designed in such a manner that it
can easily be
3 Describe about
3G. What are the typical 3G standards? List few applications used on a 3G
network.
Answer: 3G, also called Tri-Band 3G,
is a set of standards which is used for mobile telecommunication services and
mobile devices related to the IMT-2000 specifications formulated by
4 Describe
briefly:
a) HTTP
b) CGI
c) Servlet
d) RMI
e) Socket
Answer: a) HTTP
The Hypertext Transfer Protocol (HTTP) is
a protocol for distributed, collaborative, information systems. In
5 Differentiate
between Stateful and Stateless session bean
Answer: Stateful session beans are
used where the state of the bean requires to be retained so that the same
client can use it for further method invocations. A good example of a Stateful
session
6 Explain the
different components of the Android operating system. What are native Android
applications?
Answer: Some of the components used
to develop an Android application are as follows:
·
Activities: It is implemented when an
application has a visible user interface (UI).
·
Services: It helps those applications
that want to persist for a long time.
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