Technical Staff Member 3 Interview Questions and Answers

Ways to climb a ladder with x or y steps at a time

• Use dynamic programming to calculate number of ways to climb ladder

• Create an array to store number of ways to reach each step

• Number of ways to reach a step is sum of number of ways to reach previous x steps and previous y steps

• Base cases: number of ways to reach first x steps and first y steps are 1

Create a program to generate all possible combinations of 0 and 1 for n number of digits.

• Use a loop to iterate through all possible combinations

• Use binary representation to generate the combinations

• Store the combinations in an array of strings

I analyze the blocker and prioritize the next steps accordingly.

• Identify the root cause of the blocker

• Assess the impact of the blocker on the project timeline

• Communicate the blocker to the relevant stakeholders

• Prioritize the next steps based on the severity of the blocker

• Take necessary actions to resolve the blocker

Python has built-in support for multithreading through the threading module and for asynchronous programming through asyncio.

• Multithreading allows multiple threads to run concurrently, improving performance for CPU-bound tasks.

• Asyncio is a library for writing asynchronous code using coroutines, improving performance for I/O-bound tasks.

• Asyncio uses an event loop to manage coroutines and tasks.

• Asyncio also provides support for cooperative multitasking.

• Python's Global Interpret...read more

Process cycle in Linux refers to the sequence of events that occur when a process is created, executed, and terminated.

• When a process is created, it is assigned a unique process ID (PID)

• The process is then placed in the ready queue and waits for the CPU to execute it

• Once the process is executed, it enters the running state

• During execution, the process may be interrupted by the scheduler and placed back in the ready queue

• When the process completes its execution, it enters the ...read more