throw light on the need of computer communication. (10 mrks)
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Answer:
Computers are critical for communication and are the centerpiece of information technology. The early 1990s saw the emergence of household Internet use, which eventually spurred common use of email, websites, blogs, social networking, video chat and Voice-Over-Internet Protocol.
COMMUNICATIONS
COMMUNICATIONSComputer communications describes a process in which two or more computers or devices transfer data, instructions, and information. Figure 8-1 shows a sample communications system. Some communications involve cables and wires; others are sent wirelessly through the air. As illustrated in this figure, communications systems contain all types of computers and computing devices. For successful communications, you need the following:
A sending device that initiates an instruction to transmit data, instructions, or information.
sending device that initiates an instruction to transmit data, instructions, or information.A communications device that connects the sending device to a communications channel.
sending device that initiates an instruction to transmit data, instructions, or information.A communications device that connects the sending device to a communications channel.A communications channel, or transmission media on which the data, instructions, or
sending device that initiates an instruction to transmit data, instructions, or information.A communications device that connects the sending device to a communications channel.A communications channel, or transmission media on which the data, instructions, orinformation travel.
sending device that initiates an instruction to transmit data, instructions, or information.A communications device that connects the sending device to a communications channel.A communications channel, or transmission media on which the data, instructions, orinformation travel.A communications device that connects the communications channel to a receiving device.
sending device that initiates an instruction to transmit data, instructions, or information.A communications device that connects the sending device to a communications channel.A communications channel, or transmission media on which the data, instructions, orinformation travel.A communications device that connects the communications channel to a receiving device.A receiving device that accepts the transmission of data, instructions, or information