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How instant messaging works? Write the steps involved in this process?
The Instant Messaging services available permit us to manage a list of people (contacts) that we interact along with regularly. We can send instant messages to any of the contacts within our list as long as that contact is online. Subsequent steps are included in IM working:
1. User commences the IM client.2. IM client finds the IM server & logs in.3. It launches communication info (IP address, etc) to the IM server.4. IM server searches user's contacts & sends him/her the communication info.5. IM server also notifies the contacts which the user is online; sends his/her communication info to them.6. The user's & the contact's IM clients are prepared to communicate directly (P2P).7. As new contact has come online, IM server informs them about the user being online and many more.8. Multiple, real-time chat are possible.9. While the user logs-off, his/her IM client informs the IM server.10. IM servers wipes away the temporary file and inform the user's contact's about his/her ‘offline' status.
How DoS attack is a cyber crime? For what cyber crime can be used? DoS stands for Decline of Service and it is a cyber crime as it jams and within a few cases shut down the goa
An application or procedure that produces and/or receives messages.
Write code in JavaScript language to show the odd numbers among 20 to 100 using FOR statement. Note: No requirement to write whole HTML program. Just JavaScript code of need p
Question 1 Explain any five buzz words in Java 2 Explain exception classes and also explain common exceptions in java 3 Explain primitive and abstract data type in java
State in brief about the java Java is a object-oriented, simple, distributed, robust, interpreted, architecture-neutral, secure, portable, multi-threaded, high- performance and
I am preparing ehopsital project. For the needs of hospital in that billing module and patient registration and stores module and e.t.c module is there for hospital needs. Skill
1. Which of the following are not valid Java identifiers, and why? (a) wolVes (b) United(there is only one) (c) 87 (d) 5 3 (e) Real ale (f) isFound?by 2. A class Television
Remote Method Invocation (RMI) is the process of activating a method on a remotely running object. RMI offers location transparency in the sense that it gives the feel that a metho
Question: (a) The following is a simple example of a Java Class: // File: Welcome.java public class Welcome { public static void main(String args[]) { System.out.printl
In this assignment you work on a set of tasks with the classes Currency, Money and Bank. Money and Currency You have been given a template for the Currency and Money classes (Lab1.
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