Amwoga KhalwaleWhat is Iterator? An Iterator is an object that enables a programmer to traverse a container, particularly lists. It is used with most of the collection classes like ArrayList, LinkedList, HashSet, TreeMap, TreeSet etc but iterators cannot be used with legacy classes like Vectors, Stack, HashTables etc. Iterator allows to remove elements from the underlying … Read more
What Is File Transfer Protocol (FTP)? The File Transfer Protocol is a standard network protocol used for the transfer of computer files between a client and server on a computer network (over TCP/IP) Connections. FTP lets people and applications exchange and share data within their offices and across the internet. FTP relies on two communication … Read more
What Is An Ideal Gas? An ideal gas is a hypothetical gas whose molecules exhibit no intermolecular attractive forces and undergo elastic collision with each other and with the walls of the container. An ideal gas conforms to a particular idealized relation between pressure, volume and temperature referred to as ideal gas law. The ideal … Read more
What Is A Loosely Coupled System? A loosely coupled system is an approach of interconnecting the components in a system or network so that each of its components has or makes use of little or no knowledge of the definitions of other separate components. The goal of a loose coupling architecture is to reduce the … Read more
What Is Primary Memory? All types of computer memories that are directly accessed by the processor using data bus are referred to as Primary memory. Primary memory can also be referred to as Main memory or Internal memory, however in most cases, primary memory refers to system RAM. RAM, or random access memory, consists of … Read more
What Is Soft Hand-off? Soft handoff refers to the overlapping of repeater coverage zones, so that every cell phone set is always well within range of at least one repeater (also called a base station). In some cases, mobile sets transmit signals to, and receive signals from, more than one repeater at a time. Soft handoff technology … Read more
What Is HashMap? HashMap denoted as HashMap<Key, Value> or HashMap<K, V>. It is the advanced version of HashTable and was introduced as a new class in JDK 1.2. It is a part of Java Collections. It provides the basic implementation of the Map interface of Java. It stores the data in (key, Value) pairs and … Read more
What Is Single Circulation? Single circulation is a circulation in which blood flows once through the heart in one complete cycle of the body with the blood being pumped through the capillaries of the gills and on to the capillaries of the body tissues. In an open circulatory system, blood vessels transport all fluids into … Read more
What Is Land Breeze? A land breeze is a local nighttime and early morning wind that occurs along coasts and blows offshore (from the land out to the sea). It arises at sunset when the sea surface is warmer than the adjacent land due to the land having a lower heat capacity and cooling off … Read more
Galvanometer Galvanometer is an electromechanical device used for detecting the presence of small current and voltage. It is also used to measure the magnitude of current. The current and its intensity is usually indicated by a magnetic needle’s movement or that of a coil in a magnetic field. The galvanometer is mainly used in the … Read more