Junior Trainee Interview Questions and Answers for Freshers

Pitch circle is an imaginary circle that passes through the point of contact of two meshing gears.

• It is used to determine the gear ratio and the velocity ratio of the gears.

• It is also used to calculate the center distance between the gears.

• The diameter of the pitch circle is proportional to the number of teeth on the gear.

• The pitch circle is also known as the reference circle or the pitch diameter.

Two stroke and four stroke are types of internal combustion engines used in vehicles and machines.

• Two stroke engines complete a power cycle in two strokes of the piston, while four stroke engines complete it in four strokes.

• Two stroke engines have a simpler design and are lighter, but are less fuel efficient and emit more pollutants.

• Four stroke engines are more complex and heavier, but are more fuel efficient and emit fewer pollutants.

• Examples of vehicles that use two stroke ...read more

Check if a number is odd or even without using loops

• Use bitwise AND operator with 1 to check if the least significant bit is 1 or 0

• If the result is 1, the number is odd. If the result is 0, the number is even

• Example: int num = 5; if((num & 1) == 1) { // odd number } else { // even number }

Automation is the use of technology to perform tasks without human intervention.

• Automation can increase efficiency and accuracy in various industries.

• Examples of automation include robotic process automation, chatbots, and self-driving cars.

• Automation can also lead to job displacement and require new skill sets for workers.

• Continuous monitoring and improvement are necessary for successful automation implementation.