study with doggies

Questão	Responda
What is an input device? Image: Download (8) (binary/octet-stream)	Something that is needed to operate something. eg. scanner
What is an output device? Image: Download (8) (binary/octet-stream)	The result of an input device. eg. printer
What is a storage device? Image: Download (8) (binary/octet-stream)	Where storage, such as KB, MB and GB, are stored.
What is the purpose of a power supply? Image: Download (8) (binary/octet-stream)	To provide voltage to the computer, or motherboard.
What is the purpose of a computer case? Image: Download (8) (binary/octet-stream)	To protect the insides from falling out.
What is the purpose of a motherboard? Image: Download (8) (binary/octet-stream)	It includes the central processing unit (CPU), memory and connectors for input and output devices.
What is the purpose of a processor? Image: Download (8) (binary/octet-stream)	It is like the computers brain.
What is the purpose of a RAM? Image: Download (8) (binary/octet-stream)	It uses the processor to get information quickly.
What is the purpose of a ROM? Image: Download (8) (binary/octet-stream)	Stores a program used to boot up the computer. This is called the bootstrap loader.
What is the purpose of a hard drive? Image: Download (8) (binary/octet-stream)	It stores data.
What is and/or causes RTI? Image: Download (8) (binary/octet-stream)	It is damage to the wrist, and staring typing too long causes it.
What is and/or causes back pains? Image: Download (8) (binary/octet-stream)	It is when you put pressure on you back and when you sit in a chair for a long period.
What is and/or what causes eye strain? Image: Download (8) (binary/octet-stream)	It is damage to the eye, and staring at a screen too long causes it.
By law, what do employers have to provide for their employees? Image: Download (8) (binary/octet-stream)	They have to provide a regular eye test.
What is the purpose of binary? Image: Download (8) (binary/octet-stream)	It is text in the form of 1's and 0's.
How many bits are in a binary number? Image: Download (8) (binary/octet-stream)	8 bits. (1, 2, 4, 8, 16, 32, 64, 128, 256.)
How do I convert binary to denary? Image: Download (8) (binary/octet-stream)	By finding the parts of the 8 bit system to total the number. eg. 37 = 1 + 4 + 32 = 37
How do I convert denary to binary? Image: Download (8) (binary/octet-stream)	By adding parts of the 8 bit system to total the number. eg. 37 = 1 + 4 + 32
What 4 devices are needed to use the internet? Image: Download (8) (binary/octet-stream)	Copper, Green cabinets, Fibre Optic and ISP.

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	Criado por Hanif Heseltine mais de 6 anos atrás