Data Structure & Algorithm Interview Questions And Answers

Data Structure & Algorithm Interview Questions And Answers - Part IV.

Here, are some sample questions based on "Data Structures". Read it carefully as these questions will help you in cracking any interview.

16) What Is A Circular Queue ?

Circular queues are the queues implemented in circular form rather than a straight line. In these types of queue, the last element is always followed by the first element.

17) What Do You Mean By The Terms ‘Overflow’ & ‘Underflow’ In Data Structures ?

Overflow and Underflow are two states in data structures when further insertions and deletions respectively are not possible in the data structure.

Overflow refers to inserting a node when no memory is available and Underflow refers to deleting from an empty list.

18) What Is Meant By Dequeue ?

Queues in which elements can be added or removed at either end but not in the middle are called dequeues. There are two types of dequeue namely input restricted dequeue and output restricted dequeue.

19) What Do You Mean By Garbage Collection In Data Structures ? What Role Does The AVAIL List Play In A Linked List ?

Garbage collection in data structures is the process by which the deleted nodes, i.e. released memory are added to the AVAIL list.

AVAIL list is also a linked list keeping account of free memory locations, so that memory can be allocated to new nodes at the time of insertion.

20) Differentiate Between A LIFO & FIFO List ?

A LIFO list is a list which uses the Last in First Out technique. A LIFO list is processed in LIFO manner, i.e. elements that are entered last are removed first of all. A stack is an example of a LIFO list.

A FIFO or First in First Out list processes its elements in first come first served basis. A queue is a FIFO list.

ALSO READ THE FOLLOWING QUESTIONS

21) What advantages and disadvantages, do you think does a circular singly linked list have over a non-circular singly linked list?
22) Give the similarities between queues and stacks ?
23) Differentiate between queues and stacks ?
24) To perform recursion, which data structure is generally used?
25) What do you mean by merging of data structures?

26) What are the different types of arrays ?
27) What do you mean by the base address of an array ?
28) Give the formula to calculate the address of any element in an array, when the length of the array along with its base address and size of the element are given ?
29) How is computer memory allotted for a two-dimensional array ?
30) What is the difference between an array and a stack housed in an array ?

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Tell Me Something About Yourself - Interview Answers.

Try to introduce some of your most important employment-oriented skills as well as your education and accomplishments to the interviewer. Answer to this question is very important because it positions you for the rest of the interview . That's why this statement is often called the "Positioning Statement". One should take the opportunity to show his/her communication skills by speaking clearly and concisely in an organized manner. Since there is no right or wrong answer for this question hence it is important to appear friendly. YOUR ANSWERS CAN BE: 1) I am a person with strong interpersonal skills and have the ability to get along well with people . I enjoy challenges and looking for creative solutions to problems. 2) Besides the details given in my resume, I believe in character values, vision and action. I am quick in learning from mistakes. I am confident that the various tests that you have conducted will corroborate my competencies apti...

HR Interview Questions With Simple Answers - Top 30.

Here are some very important HR questions which are often asked during Interviews and I believe these answers can really help you to get through....... Click on them to view the answer: 1) Tell Me Something About Yourself ? 2) What Are Your Strengths? 3) What Are Your Weaknesses? 4) How Do You Handle Pressure / Can You Work Well Under Pressure? 5) What Are Your Short Term Goals? 6) What Are Your Long Term Goals? 7) Where Do You See After 5 Years? 8) Why Should We Hire You? 9) What Is Your Salary Expectation? 10) Why Do You Want To Leave Your Current Job? 11) Do You Prefer To Work Alone Or As A Team Player? 12) What Made You Choose Your Major / Stream? 13) Why Didn’t You Pursue A Career In Your Major / Stream? 14) Why Do You Want To Work For Us? 15) Are You Willing To Travel? 16) Are You Willing To Take Risks? 17) What Do You Know About This Company? 18) What Do You Seek From A Job? 19) How Do You Evaluate Success? 20) Dur...

Sample Cover Letter / Job Application.

To The General Manager (HR) [ Name and Designation (Bold Words)] Infosys Limited Delhi – 110001 Uttam Agrawal Gandhi Chowk, Bhartee Street [ Name Bhawanipatna, Kalahandi Contact Address Orissa – 766001 Telephone No.] Ph. no - +91-9438170446 [Sub: Application for the position of ___________ in your esteemed organization.] Respected Sir, (Always use ‘Respected’) With reference to your advertisement dated 14th may’ 08 in The Times of India for the position of ___________ . I would like to place myself as a strong contender before you. OR This has reference to your advertisement dated 14th may’ 08 in The Times of India for the position of ____________. In the said connection I take this opportunity to apply for the said position as a strong contender. /*This is the Introduction i.e the first paragraph of your application/* ( Now the Second Paragraph is the Self Introduction) Try to start the second paragraph with the below mentioned lines: - I have the p...

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