Revision Grade 12 term 3

Which of the following is not considered as the driving forces of the 4th industrial revolution?

(5 marks)

a. Artificial intelligence

b. Blockchain

c. Internet of Things

d. Mass production

• A

• B

• C

• D

Which of the following is a very important component of any robot as it is responsible for

controlling all the main functions?

a. Robot’s frame

b. Control system

c. Structural component

d. 3D printing

• A

• B

• C

• D

Which of the following refers to a photovoltaic cell that converts light energy directly into

electricity?

a. Alkaline batteries

b. Lead-Acid/SLA batteries

c. Lithium-ion batteries

d. Solar energy

• A

• B

• C

• D

Which type of chassis has a high load capacity and is relatively easy to design and manufacture

(often used for SUVs, trucks, and other large vehicles)?

a. Body on frame chassis

b. Unconventional chassis

c. Integral chassis

d. Frameless chassis

• A

• B

• C

• D

Which of the following is not an advantage of Robots? (5 marks)

a. They can increase productivity and quality of products

b. They can replace jobs and result in a high unemployment rate

c. They can assist humans with disabilities

d. They can be used in dangerous environments

• A

• B

• C

• D

Which of the following refers to electromechanical systems typically designed to help people with tedious, repetitive, and sometimes dangerous tasks? (5 marks)

a. Big data

b. Cloud computing

c. Cyber security

d. Robotics

• A

• B

• C

• D

What do we call a piece that generates motion in a robotic system? (5 marks)

a. Actuator

b. Sensor

c. Microcontroller

d. USB

• A

• B

• C

• D

Which of the following is an analogue or digital input device used to detect changes in the robot’s environment? (5 marks)

a. Actuator

b. Microcontroller

c. Microprocessor

d. Sensor

• A

• B

• C

• D

Which of the following is an advantage of unibody chassis? (5 marks)

a. Easy to repair

b. More easily damaged

c. Lightweight

d. Lower load capacity

• A

• B

• C

• D

If the motor is rotating at 1000 RPM. At which speed the wheel will rotate? (5 marks)

a. 10 RPM

b. 100 RPM

c. 1000 RPM

d. 10000 RPM

• A

• B

• C

• D