computers By: Nina N, Haylee S, Adysn M

 A computer is a electronic device that stores, processes, and retrieves information  Computer information is stored in the binary system which uses two digits 1 and 0 Question 1. what is a computer? a.Something that is useful b. a electronic device that stores,processes, and retrieves information c.I have no idea What is a computer

 Computers store information using magnetic tapes, and 1 chip may consist of as many as 16million switches or bites.  The magnetic domains can be oriented in 1 direction to represent ones and in the opposite direction to represent zeros. Question 2 What is one device that computers store information on? a.1 and 0 b.Bites c.Magnetic tapes Computer memory

 The computer hardware includes a central processing unit, Input devices, output devices, and memory storage devices.  The most familiar input device is the keyboard. Question 3 What is the most important familiar input device? a.Bits b.Keyboard c.screen Computer Hardware

 Information in the computer needs to operate properly, is stored in the ROM (read only memory)  The CPU can read the data but cannot change it. Question What can the CPU do but cannot do? a.Can read data but can not change it b.Cannot read data but can change it c.Can save the data Memory devices

 Computers are everywhere like in watches, cameras, alarms, and sensors.  Computer chips are used to regulate engines in cars, monitor heating and cooling systems in buildings, and even to operate the locks on doors. Question 6. Where are computers? a.In schools b.In buildings c.Or everywhere Computer at work

1.Answer 1= B 2.Answer 2=C 3.Answer 3=B 4.Answer 4=a 5.Answer 5=a 6.Answer 6=c Answer key