Amazon Interview Question for Interns


Country: United States
Interview Type: Phone Interview




Comment hidden because of low score. Click to expand.
3
of 3 vote

Need to override equals() and hashcode() together

- Anonymous October 26, 2012 | Flag Reply
Comment hidden because of low score. Click to expand.
2
of 2 vote

u need to override equals & hashcode and 1 more key point is to make Key(Object) immutable to avoid collision.

- Kuldeep October 27, 2012 | Flag Reply
Comment hidden because of low score. Click to expand.
1
of 1 vote

apart from open addressing techniques we can adopt chaining also. Problem with open addressing is, We can't store huge data. Open addressing avoids extra memory used by chaining.

- Eswar October 26, 2012 | Flag Reply
Comment hidden because of low score. Click to expand.
0
of 0 vote

hashcode()

- loveCoding October 26, 2012 | Flag Reply
Comment hidden because of low score. Click to expand.
0
of 0 vote

to resolve collision, need do probing, or double hashing

- Andi October 26, 2012 | Flag Reply
Comment hidden because of low score. Click to expand.
0
of 0 vote

For part 1: HashCode() and equals().
For part 2: Use chaining or double hashing.

- A January 22, 2013 | Flag Reply


Add a Comment
Name:

Writing Code? Surround your code with {{{ and }}} to preserve whitespace.

Books

is a comprehensive book on getting a job at a top tech company, while focuses on dev interviews and does this for PMs.

Learn More

Videos

CareerCup's interview videos give you a real-life look at technical interviews. In these unscripted videos, watch how other candidates handle tough questions and how the interviewer thinks about their performance.

Learn More

Resume Review

Most engineers make critical mistakes on their resumes -- we can fix your resume with our custom resume review service. And, we use fellow engineers as our resume reviewers, so you can be sure that we "get" what you're saying.

Learn More

Mock Interviews

Our Mock Interviews will be conducted "in character" just like a real interview, and can focus on whatever topics you want. All our interviewers have worked for Microsoft, Google or Amazon, you know you'll get a true-to-life experience.

Learn More