Energetic Engineering Mechanical Maintenance Engineer Interview Questions and Answers

While and do-while are loops in programming. While checks the condition before executing the loop, do-while checks after.

• While loop executes only if the condition is true, do-while executes at least once before checking the condition.

• Local variables are declared inside a function and can only be accessed within that function. Global variables can be accessed from anywhere in the program.

• Example of while loop: while(i<1...read more

CTS stands for Cognizant Technology Solutions, a multinational IT services company.

• CTS is headquartered in Teaneck, New Jersey, USA.

• It was founded in 1994.

• CTS provides services in areas such as digital engineering, consulting, and operations.

• It has a global presence with offices in over 40 countries.

• CTS is one of the largest IT services companies in the world, with over 300,000 employees.

• It is listed on the NASDAQ stoc

To get 8 equal pieces from a cake, you need a minimum of 3 cuts.

• The first cut divides the cake into two equal halves.

• The second cut divides one of the halves into two equal quarters.

• The third cut divides one of the quarters into two equal eighths.

return 0 in int main() indicates successful termination of program execution.

• return 0 is used to indicate that the program has executed successfully.

• It is not mandatory to use return 0, but it is a good programming practice.

• If return 0 is not used, the program may return garbage values to the operating system.

• Other values can also be used instead of 0 to indicate different types of program termination.

• For example, retu...read more

I worked on a project to design and implement a new software system for managing inventory in a manufacturing company.

• Developed a user-friendly interface for employees to input and track inventory data

• Implemented a database to store and organize inventory information

• Created automated reports to provide real-time updates on inventory levels

• Collaborated with cross-functional teams to gather requirements and ensure system

We need to use parsing or casting to convert string to numerical.

• Use parseInt() or parseFloat() for converting string to integer or float respectively.

• Use Number() constructor to convert string to number.

• Use unary plus (+) operator to convert string to number.

• Ensure that the string contains only numerical characters, else it will result in NaN (Not a Number).