EXAM THEORY

Internet The Internet is also called the Net. It is an electronic communication device. It is one of the largest

Voice over internet protocol Voice over internet protocol, also called VoIP, IP telephone, Internet telephone, brandband telephone, brand bed phone

Network communication technology Nowadays the network is established by connecting terminals, equipment and computers via WEN, LAN and wireless. The

Network Tools Many hardware are used for networks. Server A computer that provides information to its connected computers is called

Network structure The structure or structure of the network describes how the network is designed. It is also known as

Computer Network When the computer first appeared, it was a stand-alone device. Later, its wide use opened the way for

Programming software A computer program consists of a group of instructions to instruct them to do the necessary work to

Application software Application programs that fulfill specific tasks for the user are called application software or applications. The functions of

Operating system types The first operating systems were obsolescent devices. Device dependent software products used to run only certain types

System software There are two types of system software operating systems and utility programs. This chapter discusses various utility programs