Subject: Concrete finishing machine 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Human-machine interface design 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Human-machine interaction modeling 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Human-Machine Cooperation 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Water-saving washing machines 20 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Chinese cinema 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: More efficient use of virtual machines 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Improved virtual machine performance 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Machine learning outsourcing 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Machine learning for learning 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Budget slot machines 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Low-stakes slot machines 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Modest slot machine bets 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: If I had a time machine 22 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: NFC enabled vending machines 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Smart x-ray machines 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.