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Riverbed Technology Interview Questions and Answers

Updated 20 Mar 2025
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7 Interview questions

A Software Engineer was asked
Q. If the element is not present, return the nearest element to it.
Ans. 

The question is asking for a solution to find the nearest element to a given element in an array.

  • Iterate through the array and calculate the absolute difference between each element and the given element.

  • Keep track of the minimum difference encountered and the corresponding element.

  • Return the element with the minimum difference as the nearest element.

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A Software Engineer was asked
Q. Given two lines, one with 10 points and the other with 12 points, how many triangles are possible?
Ans. 

There are 3 possible triangles that can be formed using the two lines.

  • To form a triangle, we need three points.

  • With two lines, we have a total of four points.

  • By choosing any three points, we can form a triangle.

  • Therefore, there are 3 possible triangles.

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A Software Engineer was asked
Q. Given an array of strings, identify the index of the most recent duplicate. For example, given the array ["google", "yahoo", "yahoo", "google"], both "google" and "yahoo" are repeated, but "google" is the m...
Ans. 

Identify the most recent duplicate in an array of strings.

  • Iterate through the array and keep track of the indices of each string using a hashmap.

  • If a string is already present in the hashmap, update its index.

  • After iterating through the array, find the string with the highest index in the hashmap.

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A Software Engineer was asked
Q. Given a Binary Search Tree (BST), return the kth smallest element in the BST.
Ans. 

The function should return the element k from a Binary Search Tree (BST).

  • Traverse the BST in-order and keep track of the current element

  • If the current element is equal to k, return it

  • If the current element is greater than k, move to the left subtree

  • If the current element is less than k, move to the right subtree

  • Repeat until the element is found or the entire tree is traversed

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A Software Engineer was asked
Q. What happens when you enter google.com in a browser?
Ans. 

Entering gogle.com triggers DNS lookup, establishes a connection, and retrieves the website content for display.

  • 1. DNS Lookup: The browser queries a DNS server to resolve 'gogle.com' to an IP address.

  • 2. TCP Connection: A TCP connection is established with the server using the resolved IP address.

  • 3. HTTP Request: The browser sends an HTTP GET request to the server for the webpage.

  • 4. Server Response: The server proc...

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A Software Engineer was asked
Q. How will you compress images?(Told 3 methods)
Ans. 

There are three common methods to compress images: lossless compression, lossy compression, and resizing.

  • Lossless compression reduces file size without losing any image quality. Examples include PNG and GIF formats.

  • Lossy compression reduces file size by discarding some image data. Examples include JPEG format.

  • Resizing reduces file size by changing the dimensions of the image. It can be done manually or using image...

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A Software Engineer was asked
Q. How will you rotate matrix by 90 degrees clockwise and anticlockwise?
Ans. 

To rotate a matrix by 90 degrees clockwise, transpose the matrix and then reverse each row. To rotate anticlockwise, reverse each row and then transpose.

  • Transpose the matrix by swapping elements at (i, j) with (j, i)

  • Reverse each row of the transposed matrix

  • To rotate anticlockwise, reverse each row of the original matrix and then transpose

View all Software Engineer interview questions
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Riverbed Technology Interview Experiences

4 interviews found

I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.

Interview Questionnaire 

9 Questions

  • Q1. How will you rotate matrix by 90 degrees clockwise and anticlockwise?
  • Ans. 

    To rotate a matrix by 90 degrees clockwise, transpose the matrix and then reverse each row. To rotate anticlockwise, reverse each row and then transpose.

    • Transpose the matrix by swapping elements at (i, j) with (j, i)

    • Reverse each row of the transposed matrix

    • To rotate anticlockwise, reverse each row of the original matrix and then transpose

  • Answered by AI
  • Q2. How will you compress images?(Told 3 methods)
  • Ans. 

    There are three common methods to compress images: lossless compression, lossy compression, and resizing.

    • Lossless compression reduces file size without losing any image quality. Examples include PNG and GIF formats.

    • Lossy compression reduces file size by discarding some image data. Examples include JPEG format.

    • Resizing reduces file size by changing the dimensions of the image. It can be done manually or using image proc...

  • Answered by AI
  • Q3. Identify most recent duplicate ? {"google","yahoo","yahoo","google"}-both google and yahoo are repeated but google is first return index 3
  • Ans. 

    Identify the most recent duplicate in an array of strings.

    • Iterate through the array and keep track of the indices of each string using a hashmap.

    • If a string is already present in the hashmap, update its index.

    • After iterating through the array, find the string with the highest index in the hashmap.

  • Answered by AI
  • Q4. Two lines with 10 and 12 points, how many triangles possible?
  • Ans. 

    There are 3 possible triangles that can be formed using the two lines.

    • To form a triangle, we need three points.

    • With two lines, we have a total of four points.

    • By choosing any three points, we can form a triangle.

    • Therefore, there are 3 possible triangles.

  • Answered by AI
  • Q5. Return the element k from a BST
  • Ans. 

    The function should return the element k from a Binary Search Tree (BST).

    • Traverse the BST in-order and keep track of the current element

    • If the current element is equal to k, return it

    • If the current element is greater than k, move to the left subtree

    • If the current element is less than k, move to the right subtree

    • Repeat until the element is found or the entire tree is traversed

  • Answered by AI
  • Q6. If the element not present return the nearest element to it?
  • Ans. 

    The question is asking for a solution to find the nearest element to a given element in an array.

    • Iterate through the array and calculate the absolute difference between each element and the given element.

    • Keep track of the minimum difference encountered and the corresponding element.

    • Return the element with the minimum difference as the nearest element.

  • Answered by AI
  • Q7. About Projects in detail
  • Q8. Operating system basic like fork etc
  • Q9. Networking basics-What happens if you enter gogle.com in browser?
  • Ans. 

    Entering gogle.com triggers DNS lookup, establishes a connection, and retrieves the website content for display.

    • 1. DNS Lookup: The browser queries a DNS server to resolve 'gogle.com' to an IP address.

    • 2. TCP Connection: A TCP connection is established with the server using the resolved IP address.

    • 3. HTTP Request: The browser sends an HTTP GET request to the server for the webpage.

    • 4. Server Response: The server processes...

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: The questions were on basic datastructure, algorithm , networking and operating system
Tips: If GATE qualified then minimum effort required
Duration: 1 hour 30 minutes
Total Questions: 30

Skills: Coding Skills, Critical Thinking, Operating System Basics, Networking Basics
College Name: IIT Madras

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Oct 2023. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Basics of C on pointers and strings
Round 2 - Technical 

(1 Question)

  • Q1. Leetcode easy/medium question
Round 3 - One-on-one 

(1 Question)

  • Q1. Behavioral round with Manager and Director
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Mar 2024, where I was asked the following questions.

  • Q1. TCP/ip stack related
  • Q2. Slowness troubleshooting, IPsec etc

Developer Interview Questions & Answers

user image Utkarsh gupta

posted on 2 Dec 2015

Interview Preparation Tips

Round: Test
Experience: First round technical and basic aptitude test 52 students attended. Second round was coding round, 2 problems were given on basic Data Structures 25 students were shortlisted for this round out of which 9 were called for interview rounds.

Round: Technical Interview
Experience: Next was 4 round of interviews (3 technical + HR round). All 4 interviews were conducted for each student and finally 2 got selected. In interview Deep understanding of networking concepts were tested with some basic data structure, unix, Operating System and oops concepts

General Tips: Be confident and be to yourself.
Interviewers were very relaxed and cool, so same is expected from you, you will be given proper time to answer
Skill Tips: Karumanchi, rs agarwal, tanenbaum for networking.
Skills:
College Name: NIT Surathkal

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Interview Tips & Stories
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Can speak English, can’t deliver in interviews
I feel like I can't speak fluently during interviews. I do know english well and use it daily to communicate, but the moment I'm in an interview, I just get stuck. since it's not my first language, I struggle to express what I actually feel. I know the answer in my head, but I just can’t deliver it properly at that moment. Please guide me
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Interview questions from similar companies

Interview Questionnaire 

2 Questions

  • Q1. Questions from C, Data structure, OS,Database
  • Q2. Technical + HR

Interview Preparation Tips

Round: Test
Experience: This round was simple.
It consist of 5 sections ..1.Aptitude (10 questions). 2.Operating System Basics and Unix Commands(16 questions) 3.Data Structure(9 questions) 4.Output C Questions(6 questions) 5.Programming questions out of 4 any 2 you can do.(2 questions from data structure and 2 from sorting)
Tips: If you know the basics of all these topics then you can easily clear this round.Try to score as more marks as possible because this score counts in the next round too.

Round: Technical Interview
Experience: Moderate
Tips: Be confident and don't get panic.If you don't know anything simply say no don't waste time.

Round: Technical Interview
Experience: Moderate

Skill Tips: Be Confident and keep calm.You must have the complete knowledge of the projects which you have written in your resume.
Skills: C, Data Structure, os, Database
College Name: VIT VELLORE
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Apr 2024, where I was asked the following questions.

  • Q1. What is the process of managing accounts payable?
  • Ans. 

    Managing accounts payable involves tracking and processing a company's obligations to pay off short-term debts to its creditors.

    • Invoice Receipt: Collect invoices from suppliers and verify their accuracy against purchase orders.

    • Approval Process: Ensure invoices are approved by the relevant department before payment.

    • Payment Scheduling: Schedule payments based on due dates to maintain good supplier relationships.

    • Record Ke...

  • Answered by AI
  • Q2. What are the responsibilities associated with the role of a team lead?
  • Ans. 

    A team lead is responsible for guiding, supporting, and managing a team to achieve goals and ensure effective collaboration.

    • Provide direction and set clear goals for the team, such as quarterly project milestones.

    • Facilitate communication within the team and with other departments, ensuring everyone is aligned.

    • Mentor and support team members in their professional development, like conducting regular one-on-one meetings.

    • ...

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
  • Q1. Who is a subscriber? Who is member
  • Ans. 

    A subscriber is someone who signs up for a service, while a member is part of a group or organization.

    • Subscribers typically pay for access to content or services, e.g., magazine subscribers.

    • Members are often part of a community or organization, e.g., members of a gym.

    • Subscribers may not have voting rights, while members often do, e.g., in a club.

    • A subscriber can be a one-time user, while a member usually has ongoing in...

  • Answered by AI
  • Q2. How enrollments sre done?
  • Ans. 

    Enrollments are typically done through a structured process involving registration, verification, and confirmation steps.

    • 1. Registration: Users fill out an enrollment form with personal details.

    • 2. Verification: Submitted information is verified for accuracy and eligibility.

    • 3. Payment: If applicable, payment is processed for enrollment fees.

    • 4. Confirmation: Participants receive a confirmation email or notification.

    • 5. Or...

  • Answered by AI
Are these interview questions helpful?
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
Selected Selected

I applied via Job Portal and was interviewed in May 2024. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Related to awk language
Round 2 - Technical 

(1 Question)

  • Q1. Related to awk language
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jun 2023. There were 3 interview rounds.

Round 1 - Coding Test 

Coding test are just basic Array and linkedList question

Round 2 - Technical 

(3 Questions)

  • Q1. Explain 4 pillar of oops
  • Q2. Internal working of Hashmap
  • Q3. Crud operation implementation
Round 3 - HR 

(1 Question)

  • Q1. Why are you chaning the organisation?

Interview Preparation Tips

Interview preparation tips for other job seekers - Medium level

Skills evaluated in this interview

Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. What lessons have you learned from your experiences in your previous company?
  • Ans. 

    I have learned the importance of effective communication, adaptability, and teamwork.

    • Effective communication is key to successful projects and relationships.

    • Adaptability is crucial in navigating changes and challenges in the workplace.

    • Teamwork is essential for achieving common goals and fostering a positive work environment.

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. What are the different types of financial derivatives?
  • Ans. 

    Financial derivatives are contracts whose value is derived from the performance of an underlying asset, index, or rate.

    • Types include options, futures, forwards, and swaps

    • Options give the holder the right, but not the obligation, to buy or sell an asset at a specified price before a certain date

    • Futures are agreements to buy or sell an asset at a future date for a price agreed upon today

    • Forwards are similar to futures bu...

  • Answered by AI
  • Q2. What are corporate actions and what are their various types?
  • Ans. 

    Corporate actions are events initiated by a public company that impact its shareholders and securities.

    • Types of corporate actions include dividends, stock splits, mergers and acquisitions, rights issues, and bonus issues.

    • Dividends are payments made to shareholders from a company's profits.

    • Stock splits involve dividing existing shares into multiple shares to lower the price per share.

    • Mergers and acquisitions are when tw...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - While it is a good opportunity for freshers, experienced professionals may find the upper management to be quite toxic. For the company to grow, a change in management is necessary.

Riverbed Technology Interview FAQs

How many rounds are there in Riverbed Technology interview?
Riverbed Technology interview process usually has 3 rounds. The most common rounds in the Riverbed Technology interview process are Technical and One-on-one Round.
How to prepare for Riverbed Technology interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Riverbed Technology. The most common topics and skills that interviewers at Riverbed Technology expect are Agile, Networking, Linux, Python and C++.
What are the top questions asked in Riverbed Technology interview?

Some of the top questions asked at the Riverbed Technology interview -

  1. How will you rotate matrix by 90 degrees clockwise and anticlockwi...read more
  2. Two lines with 10 and 12 points, how many triangles possib...read more
  3. If the element not present return the nearest element to ...read more

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Overall Interview Experience Rating

3.5/5

based on 2 interview experiences

Difficulty level

Easy 50%
Moderate 50%

Duration

Less than 2 weeks 100%
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