Gateway 1 Final Review 2021

Writing a program for a robot to walk, you would loop __.

• take a step

• stand up

• stop

• turn left

Industrial robots are good because they __.

• are strong

• don't need safety equipment

• don't get tired

• all of the above

What is an algorithm?

• step-by-step instructions

• a ruler

• a type of robot

• a sensor

The set of instructions a robot follows is called a __.

• code

• instructions

• program

• controller

Fixing mistakes in a program is called __.

• proof-reading

• solving

• debugging

• unbugging

Which is **NOT** an input device?

• touch screen

• keyboard

• mouse

• computer screen

Which is an output device?

• video game controller

• headphones

• scanner

• mouse

Computers use binary code because it __.

• protects from hackers

• sends information as "on" and "off"

• is complicated

• never stops

Robot vacuum cleaners don't fall down stairs because they have __.

• remote controls

• sensors

• programs

• sensors and programs

Line following robots use __.

• light sensors to find black lines against a white background

• heat sensors to feel the floor

• a camera to see the lines

• a person to guide them