Texas Instruments DM74LS240N Octal Tri State Inverter Buffer

Clock - A device used for telling the time

PC - Personal Computer - an electronic device for acheiving multiple electronic tasks including word processing, emails and internet access

Performance - When someone is presenting a form of entertainment, also how well someone is doing within a role.

Memory - A way to describe the way in which the brain can remember things.

Family - A group of people that live together made up from parents and children.

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