embedUR systems Interview Question

TECH GD 1: 1.How does calloc work / dynamic memory allocation 2.call by value and refrence - what is more efficient 3.time complexity 4.demand paging 5.page replacement algorithm 6.deadlock and bankers algorithm TECH GD 2: 1.Recap of tech 1 2.What is VPN 3.What is SSL 4 cloud computing - what is virtualization and hypervisors,docker 1:1 interview: 1 What is cache 2 Diff bw machine and deep learning 3 Have you used Linux and what version 4 How to install package 5 What is http https 6What is SSL 7 Why we need port number