Salesforce Software Developer interview questions

Round 1 : 1) What do you prefer ? Team project or alone one ? 2) Do you know about stacks? And queues? Explain 3) A data structure that u can use to access the random or middle element easily. 4) A data structure where i can randomly insert or delete element easily. 5) What was the need of oops ? Then i asked shall i compare it with c? 6) What are classes in oops? 7) There are students, teachers, administrators . Students must for at least 2 courses and same for teachers. Teachers conduct the exam and student have to appear. Student can enroll himself or administrator can do it for him. Write class and there data members and functions. 8) I have a grid : in which alphabets are there. And i m given an array of strings to search for. Give me an algorithm for it. The string can be found in horizonally and vertical ways in both the directions. I clarified if the alphabets can repeat or not as i was thinking some approach for unique ones.

HR 1. Which is your dream company? 2. Why Salesforce? 3. Your dream?

2nd round 1. Based on oops basics

3rd round 1. projects 2. trees traversals 3. code for recursive and iterative inorder traversal