Midterm Computer Science

Who invented the first calculating machine that could be called a computer?

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Match the event with the correct date using your timeline.

• 1982

• Grace Hopper (Queen of Software) invents first real, high level programming language

• 1950's

• Term 'computer' switches from people

• 1866

• The transistor is invented so it can open & close a circuit using electricity.

• 1953

• First successful transmissions over a transatlantic cable

• 1947

• First cell phones available to buy

Identify the following peripherals in the correct category

Groups:

(a) Output

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(b) Storage

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(c) Both Input & Output

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(d) Input

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Put the following historical events in order from oldest to newest.

• YouTube is created

• First cell phones available for sale

• Marc Andreesen creates the first web browser

• Google company is formed

• Tim Berners-Lee invents the World Wide Web

What is a "motherboard?"

• a display device which allows the user to interact with a computer by touching areas on the screen.

• A computer that gives birth to other computers

• a printed circuit board containing the principal components of a computer or other device, with connectors into which other circuit boards can be slotted.

What does CPU stand for?

• Core Population Unit

• Central Processing Unit

• Cute Puppy Empire

• California Presbyterian University

What does RAM stand for?

• LA RAMS

• Random American Mail

• Retro Animal Meals

• Random Access Memory

Noah is learning about computers and wants to know, what is software?

• Hardware refers to the computer's tangible components or delivery systems that store and run the written instructions provided by the software.

• Like Tupperware but softer

• the programs and other operating information used by a computer.

During a computer science class, Evelyn was asked to explain what hardware is. What should she say?

• a display device which allows the user to interact with a computer by touching areas on the screen.

• Hardware refers to the computer's tangible components or delivery systems that store and run the written instructions provided by the software.

• Central Processing Unit

• a place where power or information leaves a system.

During a robotics class, Mason was asked to explain what an "Input" is in the context of a computer system. What should he say?

• a place where power or information leaves a system.

• Eating pudding inside a building

• a place where, or a device through which, energy or information enters a system