All IP addresses are 32 bits long.

The simultaneous transmission of data to a number of stations is called broadcasting.

The duplex communication mode supports data in both directions at the same time.

RARP stands for Reverse Address Resolution Protocol. It is used by a diskless machine to obtain its IP address from the server.

A resident virus is a type of virus that hides permanently in the RAM. From here, it can control and intercept all the operations carried out by the system.

HTML stands for Hyper Text Markup Language. It allows users to produce web pages that include text, graphics and pointers to other web pages.

A positional number system is one in which the position of a digit affects its value. Roman number system does not follow this principle completely. It has its own symbols for different numbers.

Data rate is expressed as the number of bits transmitted per second.

SQL stands for Structured Query Language. It can be used for making queries and updates to a database.

During this phase, integration and acceptance testings are carried out.

A low level programming language is one that provides little or no abstraction from a computer's instruction set architecture. Generally, this refers to either machine code or assembly language.

F2 key renames a highlighted icon, file or folder in all versions of Windows.

In half duplex mode, data can flow in both directions but only one at a time. Hence, a walkie talkie is half duplex.

A data mart is a repository of data gathered from operational data and other sources that are designed to serve a particular community of knowledge workers.

3G telecommunication networks support services that provide an information transfer rate of at least 200 kbit/s. However, many services advertised as 3G provide higher speed than the minimum technical requirements for a 3G service.