Jai Janardhan has Published 98 Answers

Append all elements of another Collection to a Vector in Java

Java 8 Object Oriented Programming Programming

Published on 07-Feb-2019 15:29:19

The elements of a Collection can be appended at the end of the Vector using the method java.util.Vector.addAll(). This method takes a single parameter i.e. the Collection whose elements are added to the Vector and it returns true if the Vector is changed.A program that demonstrates this is given as ... Read More

Swap two variables in one line in Java

Java 8 Object Oriented Programming Programming

Jai Janardhan

Published on 04-Dec-2018 13:19:10

In order to swap two variable using single expression or in single line we could use bitwise XOR operator of Java. As we now that in Java XOR functions as XOR of two numbers a and b returns a number which has all the bits as 1 wherever bits of ... Read More

Static vs Dynamic Binding in Java

Java 8 Object Oriented Programming Programming

Jai Janardhan

Published on 04-Dec-2018 12:34:45

In Java static binding refers to the execution of a program where type of object is determined/known at compile time i.e when compiler executes the code it know the type of object or class to which object belongs.While in case of dynamic binding the type of object is determined at ... Read More

Sorting a Strings in Java

Java 8 Object Oriented Programming Programming

Jai Janardhan

Published on 04-Dec-2018 11:57:13

In order to sort a string in java we could use the arrays API and its inbuilt method sort which internally implementing sorting algorithm and would return a sorted string. First we will convert our string into a character array and then sort this array using sort method of Arrays ... Read More

Advantages and Disadvantages of the OSI Model

Computer Network Computer Engineering MCA

Jai Janardhan

Published on 13-Jul-2018 17:08:00

The advantages of the OSI model areIt is a generic model and acts as a guidance tool to develop any network model.It is a layered model. Changes are one layer do not affect other layers, provided that the interfaces between the layers do not change drastically.It distinctly separates services, interfaces, ... Read More

The TCP/IP Reference Model

Computer Network Computer Engineering MCA

Jai Janardhan

Published on 13-Jul-2018 16:27:58

TCP/IP Reference Model is a four-layered suite of communication protocols. It was developed by the DoD (Department of Defence) in the 1960s. It is named after the two main protocols that are used in the model, namely, TCP and IP. TCP stands for Transmission Control Protocol and IP stands for ... Read More

The Transport Layer of OSI Model

Computer Network Computer Engineering MCA

Jai Janardhan

Published on 13-Jul-2018 16:04:47

The transport layer (Layer 4) is responsible for delivery of an entire message from an application program on the source device to a similar application program on the destination device.The main functions of the transport layer are as follows −It delivers a message from a specific process of one computer ... Read More

Connection-Oriented Services

Computer Network Computer Engineering MCA

Jai Janardhan

Published on 13-Jul-2018 14:57:26

A connection-oriented service is one that establishes a dedicated connection between the communicating entities before data communication commences. It is modeled after the telephone system. To use a connection-oriented service, the user first establishes a connection, uses it and then releases it. In connection-oriented services, the data streams/packets are delivered ... Read More

Protocol and Protocol Hierarchies

Computer Network Computer Engineering MCA

Jai Janardhan

Published on 13-Jul-2018 14:38:08

A protocol is a set of rules and conventions agreed upon and followed by the communicating entities for data communication. A protocol outlines the what, how and when of a communication.The three aspects of a protocol are −Syntax − It defines the format of data that is to be sent ... Read More

Basic Network Hardware

Computer Network Computer Engineering MCA

Jai Janardhan

Published on 13-Jul-2018 11:33:55

The basic computer hardware components that are needed to set up a network are as follows:Network CablesNetwork cables are the transmission media to transfer data from one device to another. A commonly used network cable is category 5 cable with RJ – 45 connector, as shown in the image below:RoutersA ... Read More