Associate Software Engineer Trainee Interview Questions and Answers for Freshers

Call by reference and call by value are two ways of passing arguments to a function.

• Call by value passes a copy of the argument to the function, while call by reference passes a reference to the original argument.

• In call by value, changes made to the argument inside the function do not affect the original value, while in call by reference, changes made to the argument inside the function affect the original value.

• Call by value is used for simple data types like integers and f...read more

Simulate smashing monsters with powers until only one remains.

• Create a max heap to store the powers of monsters.

• Repeatedly smash the two monsters with the highest powers until only one remains.

• Return the power of the last remaining monster.

To delete a file in Python, use the os.remove() method.

• Import the os module

• Use os.remove() method to delete the file

• Specify the file path as the argument to os.remove() method

Pointers are variables that store memory addresses of other variables.

• Pointers allow direct access to memory locations.

• They can be used to pass values between functions.

• Pointers can be used to create dynamic data structures.

• Example: int *ptr; ptr = # *ptr = 10;

• Example: void swap(int *a, int *b) { int temp = *a; *a = *b; *b = temp; }

Processes are independent instances of a program, while threads are smaller units within a process that can run concurrently.

• Processes have their own memory space, while threads share memory within a process.

• Processes are heavyweight, while threads are lightweight.

• Processes communicate with each other through inter-process communication mechanisms, while threads can communicate directly.

• Example: A web browser running multiple tabs is a process, and each tab running JavaScript...read more