Subject: Ability refinement 34 general knowledge quiz questions. It should take around 7 minutes to complete all the questions.

Subject: Slight refinement 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Variable capacitor 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Mandolin and music 25 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Kalman filter tracking 26 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.

Subject: Artificial intelligence training and training 17 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Broad match and pay-per-click (pp advertising 56 general knowledge quiz questions. It should take around 12 minutes to complete all the questions.

Subject: Systems Administrator 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Gamelan 29 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.

Subject: Servo Drive 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Varactor diode 25 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Generalized linear models with cross-validation 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Hyperdrive 22 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Class F amplifier 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Voltage-controlled oscillator (VCO) 20 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Ski resort rental shop 28 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.