Predict the correct output of below code in python

In a 5-stage pipeline (Fetch, Decode, Execute, Memory, Write-back), how many instructions can be in various stages of processing at the same time?

A transformer has a primary coil with 300 turns and a secondary coil with 150 turns. If the primary voltage is 240V, calculate the secondary voltage.

Which of the following is a common problem that synchronization mechanisms address in multi-threaded or multi-process environments?

What happens when a program accesses data that is not currently in physical memory (RAM) due to virtual memory management?

Which of the following is not a valid keyword in C++ language?

XML is designed to ____ and ____ data)

What is the main purpose of a digital signature in public key cryptography?

The best case time complexity of selection sort?

What is the space complexity of an algorithm?

Which functions are declared inside a class have to be defined separately outside the class?