A sizeable geographical area with communication based on the telephone system is through a

Related MCQs

• A large number of computers in a wide geographical area can be efficiently connected by
• The total number of messages handled by a computerized telephone system on a daily basis is an example of :
• What type of connector is used to plug a telephone line into a modem?
• What do we call a network whose elements may be separated by some distance? It usually involves two or more small networks and dedicated high-speed telephone lines.
• ISDN which is a set of standard for digital transmission over ordinary telephone, stands for :
• A telephone number, a birth date, and a customer name are all examples of :
• With………….the computer’s modem uses a standard telephone line to connect to the internet.
• The piece of hardware that converts your computer’s digital signal to an analog signal that can travel over telephone lines is called a ……….
• Who built the world’s first electronic calculator using telephone relays, light bulbs and batteries?
• A communication protocol that converts noisy data links into communication channels free of transmission errors is known as