Implement a queue using only stacks.
Engineer Interview Questions
934,946 engineer interview questions shared by candidates
Determine if a binary search tree is valid or not.
This wasn't incredibly difficult, but one guy asked me to design Facebook (at a high level) and another asked me to design Twitter. I thought these were really cool questions because they tested overall design smarts instead of obscure algorithmic stuff.
There are 100 doors in a row in the hall way. All closed.The first person goes to change status of all doors. The second person goes to change status of every second door(2,4,6,8,...). The third person goes to change the status of every third door(3,6,......). ....There are 100 people doing this in a row. How many door s are closed in the end after all this?
Logical Reasoning, Very few Aptitude questions, and 4 program questions
Write a sql query to select the 213th highest score from a given table of student name and score.
third round.we have to develop an shopping application which includes customer login management and stock management.
One of Mr. Bajaj, his wife, their son and Mr. Bajaj's mother is an Engineer and another is a Doctor. If the Doctor is a male, then the Engineer is a male. If the Engineer is younger than the Doctor, then the Engineer and the Doctor are not blood relatives. If the Engineer is a female, then she and the Doctor are blood relatives. Can you tell who is the Doctor and the Engineer
Programming related to problem solving
One question that looked tough but was very easy contained four nested for loops to iterate through an array and to check which elements of the array added up to a value x.
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