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Arushi has Published 157 Articles
Arushi
1K+ Views
Hashtable was part of the original java.util and is a concrete implementation of a Dictionary. However, Java 2 re-engineered Hashtable so that it also implements the Map interface. Thus, Hashtable is now integrated into the collections framework. It is similar to HashMap, but is synchronized.Like HashMap, Hashtable stores key/value pairs ... Read More
Arushi
317 Views
Some of the prominently used networks in today’s world are −InternetIEEE 802.11 for Wireless LANRFID and Sensor NetworksInternetInternet is a global collection of vast number of dissimilar networks that are interconnected together. Internet uses the TCP/IP protocol and provides varied services. The networks forming the Internet may be private, public, ... Read More
Arushi
4K+ Views
The host-to-network layer is the lowest layer of the TCP/IP model and is concerned with the physical transmission of data. It is also called a network interface layer or link layer. It can be considered as the combination of physical layer and data link layer of the OSI model.The functions ... Read More
Arushi
4K+ Views
A Connectionless service is a data communication between two nodes where the sender sends data without ensuring whether the receiver is available to receive the data. Here, each data packet has the destination address and is routed independently irrespective of the other packets. Thus the data packets may follow different ... Read More
Arushi
2K+ Views
The physical layer (Layer 1) deals with transmission of individual bits from one node to another over a physical medium.The main functions of the physical layer are as follows −It defines the physical characteristics and functions of the physical devices and interfaces so that transmission can occur. It states the ... Read More
Arushi
1K+ Views
A home network is a small sized LAN that is used to connected devices within the small area of a home. It facilitates sharing of files, peripheral devices, programs and Internet access among the computers in a home. Home networks may be wired, i.e. connections within devices are done with ... Read More
Arushi
3K+ Views
Linear searching techniques are the simplest technique. In this technique, the items are searched one by one. This procedure is also applicable for unsorted data set. Linear search is also known as sequential search. It is named as linear because its time complexity is of the order of n O(n).The ... Read More
Arushi
5K+ Views
Jump search technique also works for ordered lists. It creates a block and tries to find the element in that block. If the item is not in the block, it shifts the entire block. The block size is based on the size of the list. If the size of the ... Read More
Arushi
309 Views
Use the document.images property in JavaScript to get the number of tags in a document.ExampleYou can try to run the following code to implement document.images property in JavaScript.Live Demo JavaScript Example TutorialsPoint Tutorials var num = document.images.length; document.write("How many images? "+num);