Q1. Alternating Current has:
Candidate Answer - A changing polarity, an amplitude component and a frequency,
Result - Correct
Q2. The Electrical Pressure that moves charged particles in a circuit is measured in
Candidate Answer - Volts
Result - Correct
Q3. Electrical Resistance is a property a material possesses to __________ the flow of electricity
Candidate Answer - Restrict
Result - Correct
Q4. The conversion of electrical energy into another form of work is measured in
Candidate Answer - Watts
Result - Correct
Q5. What is the resistance of a bulb with a current flow of 5amps with a voltage of 24Volts
Candidate Answer - 4.8 Ohms
Result - Correct
Q6. The sum of the individual voltage drops in a series circuit must be ______ the applied voltage
Candidate Answer - equal to
Result - Correct
Q7. The voltage applied to a DC Series Circuit that must equal the sum of the voltage drops with a circuit is known as
Candidate Answer - Kirchhoff law
Result - Correct
Q8. When circuit elements are connected so that two terminals are shared and voltage is common across the shared terminals this is called
Candidate Answer - Series
Result - Incorrect
Q9. An adjustable or variable resistor is known as a
Candidate Answer - Potentiometer
Result - Correct
Q10. A bad connection or any point of resistance on a circuit will cause a
Candidate Answer - Voltage drop
Result - Correct
Q11. Adding up resistances in a series circuit will give the ________________ resistance
Candidate Answer - Total
Result - Correct
Q12. Where more than one ground path is created, and different paths create a voltage differential, this is known as a
Candidate Answer - Ground loop
Result - Correct
Q13. A ground loop creates interference. How is it created?
Candidate Answer - By any non zero resistances between the wiring to ground and each piece of equipment
Result - Correct
Q14. A fuse connected in-line at the battery is there to protect
Candidate Answer - The wire and equipment connected
Result - Incorrect
Q15. When connecting a high current device, connect a fuse at the battery no more than 25 cm from the battery and make sure it is
Candidate Answer - Before the bulkhead
Result - Correct
Q16. An electromechanical device that uses a coil (electro) to move switch contacts (mechanical) is known as a
Candidate Answer - Relay
Result - Correct
Q17. What are the main elements of a relay
Candidate Answer - Coil, spring, contacts
Result - Incorrect
Q18. The process of changing AC current to DC current is known as
Candidate Answer - Rectification
Result - Correct
Q19. Primary batteries can
Candidate Answer - Deliver electrical energy but cannot be recharged
Result - Correct
Q20. The main battery on a vehicle is normally a lead-acid compound and can be recharged. It is known as a
Candidate Answer - Secondary battery
Result - Correct
Q21. What type of cable should NOT be used in a vehicle environment
Candidate Answer - Solid cable
Result - Correct
Q22. Using the wrong cable (too small) size for the type of application could cause the cable to
Candidate Answer - Overheat and melt
Result - Correct
Q23. What is an electrical two- terminal device which allows current to pass through it in one direction only
Candidate Answer - Diode
Result - Correct
Q24. A professional installation is not just about the quality of your work. It also includes
Candidate Answer - Your preparedness and professionalism
Result - Correct
Q25. When the amperage draw of a system exceeds 120% of the alternator’s maximum output, which components will sustain damage
Candidate Answer - The battery and alternator
Result - Correct
Q26. Can Bus wires are twisted to help reduce
Candidate Answer - Interference
Result - Correct
Q27. What component are we describing in the article below ‘An accelerant is ignited which in turn ignites the gas generating material, causing an explosion’
Candidate Answer - Airbag
Result - Correct
Q28. It is always advisable to run power and signal leads away from each other. This is to avoid
Candidate Answer - Interference
Result - Correct
Q29. A good solder joint should be
Candidate Answer - Smooth, shiny and concave
Result - Correct
Q30. To avoid EMC issues it is advisable to use a product that has CE marking, what does CE stand for in English
Candidate Answer - European Conformity
Result - Correct
Q31. In case of any conflict when complying with installation instructions, which instruction take priority?
Candidate Answer - The vehicle manufacturer
Result - Correct
Q32. Where is the optimum position for an antenna to obtain the best signal
Candidate Answer - Roof of the vehicle
Result - Correct
Q33. What type of antenna may not be suitable for vehicles with double-glazed screens, reflective coatings or other special glass
Candidate Answer - Glass mount
Result - Correct
Q34. How much impedance should an ideal antenna cable have?
Candidate Answer - 1000 Mohms
Result - Incorrect
Q35. If the antenna cable is too short for the installation, ideally you should
Candidate Answer - Replace the antenna cable with the correct length
Result - Correct
Q36. The power supply cable you install should be
Candidate Answer - Cut to the correct length and as short as possible
Result - Correct
Q37. Why must an installer abide by the EMC Directive
Candidate Answer - To comply with the law
Result - Correct
Q38. A GPS antenna needs to be installed:
Candidate Answer - With a clear view of the sky
Result - Correct
Q39. A risk assessment is a careful examination of aspects of work that could
Candidate Answer - Cause harm to people
Result - Correct
Q40. At the preinstallation stage after you have checked the condition of the interior, to prevent any damage to the vehicle you should
Candidate Answer - Fit seat covers and any other protective equipment
Result - Correct
Q41. Is it acceptable to install a transceiver or any other device in the load storage area of a vehicle
Candidate Answer - No
Result - Incorrect
Q42. A fuse is ideally installed as close to the power as possible
Candidate Answer - To ensure the cable and device are protected.
Result - Correct
Q43. You have just drilled a hole in a metal panel in the vehicle. The next step is:
Candidate Answer - Debur the hole and carefully remove any swarf
Result - Correct
Q44. Are you responsible for the installation of used equipment to be compliant with the latest relevant legislation
Candidate Answer - Yes, the installer is responsible
Result - Correct
Q45. What must the business provide to the technician before any work is carried out on a vehicle?
Candidate Answer - Suitable PPE
Result - Incorrect