Signity Solutions Interview Questions and Answers

4-stroke engines have four strokes per cycle, while 2-stroke engines have two strokes per cycle.

• 4-stroke engines have separate intake, compression, power, and exhaust strokes.

• 2-stroke engines combine intake and compression in one stroke, and power and exhaust in another.

• 4-stroke engines are more fuel-efficient and produce less pollution, but are heavier and more complex.

• 2-stroke engines are simpler and lighter, but less efficient and more polluting.

• Examples of 4-stroke engine...read more

The variants of a car can be identified by checking the model year, trim level, and optional features.

• Check the model year to see if any changes were made to the car.

• Look at the trim level to see what features come standard on the car.

• Check for optional features that may have been added to the car.

• Consult the manufacturer's website or brochure for more information.

• Ask the owner or dealer for details about the car's specific features.

To verify if a car is major accidental, check for signs of extensive damage and repair work.

• Look for mismatched paint or panels indicating repair work

• Check for signs of frame damage or structural issues

• Inspect for any airbag deployment or replacement

• Review the vehicle history report for any past accidents

• Consult with a professional mechanic or body shop for a thorough inspection

Stock in engine refers to the stationary parts of the engine that support moving parts and contain fluids.

• Stock includes the engine block, cylinder head, and oil pan.

• It does not include moving parts like pistons or crankshafts.

• The stock also contains fluids like oil and coolant.

• It is important for the stock to be strong and durable to support the moving parts and withstand high temperatures.

• Examples of engine stock materials include cast iron and aluminum alloys.

Engine repair involves diagnosing and fixing issues with the engine of a vehicle.

• Diagnose the issue using diagnostic tools and manual inspection

• Disassemble the engine to access the damaged parts

• Replace or repair damaged parts such as pistons, valves, and bearings

• Reassemble the engine and test it to ensure it is functioning properly