INTRODUCTION OF INFORMATION TECHNOLOGY

Define Information Technology

• A machine that can be programmed to accept data (input), process it into useful information (output), and store it away (in secondary storage device) for safekeeping or later reuse

• The interrelationship of user (people) to communicate with programs (software) and physical components (hardware)

• Any technology that helps to produce, manipulate, store, communicate, and/or disseminate information.

• Accept data or commands in a form that the computer can use they send the data to or commands to the processing unit.

Define computer.

• An electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produce results, and store the results for future use.

• Any technology that helps to produce manipulate, store, communicate, and/or disseminate information.

What are 5 basic component of computer?

• Input, Output, Memory, CPU, Storage

• Input, Output, Memory, Software, Storage

• Input, Output, Network, CPU, Storage

• Input, Hardware, Network, CPU, Storage

What is Data?

• unprocess item

• useful to people

What is output devices?

• The information after the process.

• Any hardware component that conveys information to one or more people.

• Any hardware component that allows to enter data and instructions into a computer.

What is the example of input device?

• keyboard

• aerphone

• monitor

• mouse

What is the example of output devices?

• monitor

• camera

• speaker

• printer

What is the component in sytem unit?

• processor(CPU)

• memory

• adapter

which is the following is the advantages of using computer?

• communication

• speed

• storage

• health risk

• consistency

which is the following is disadvatanges of using computer?

• public safety

• violation of privacy

• impact on environment

• impact on labor force

• health risk