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CDW Software Engineer Interview Questions and Answers

Updated 18 Apr 2023

CDW Software Engineer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Campus Placement and was interviewed in Mar 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

The aptitude round had the topics of train and distance and time , OOPS , Core Java , JavaScript questions , Operating System questions and DBMS questions.

Round 2 - Technical 

(2 Questions)

  • Q1. Had some data structures and algorithm questions and graph , dynamic programming questions
  • Q2. Questions in the datastructures

Interview Preparation Tips

Interview preparation tips for other job seekers - Try your best guys it is a multinational company.

Interview questions from similar companies

I applied via Recruitment Consultant and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Very basic qutions

Interview Questionnaire 

1 Question

  • Q1. What are your goals while looking to join our organization?

I applied via Referral and was interviewed in Apr 2020. There were 5 interview rounds.

Interview Questionnaire 

7 Questions

  • Q1. Oops methodology
  • Q2. Design patterns
  • Q3. Programming languages
  • Q4. Front end language especially latest framework like react and redux
  • Q5. Database design with normalization process
  • Ans. 

    Normalization is a process of organizing data in a database to reduce redundancy and improve data integrity.

    • Normalization involves breaking down a table into smaller tables and establishing relationships between them.

    • There are different levels of normalization, with each level having specific rules to follow.

    • Normalization helps to prevent data inconsistencies and anomalies.

    • Examples of normalization include converting r...

  • Answered by AI
  • Q6. And flow of the system
  • Q7. Dot net core the going technology

Interview Preparation Tips

Interview preparation tips for other job seekers - No advice the process was carried out with all the department which is good for employment opportunities

Skills evaluated in this interview

I applied via Naukri.com and was interviewed before Nov 2020. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Basic questions on javascript, angular, html,css
  • Q2. Questions on localstorage , tokens, security, interceptors

Interview Preparation Tips

Interview preparation tips for other job seekers - be confident and u will rock

Interview Questionnaire 

1 Question

  • Q1. Print Domain realted

Interview Preparation Tips

Interview preparation tips for other job seekers - Read some basic API realted question

Interview Questionnaire 

5 Questions

  • Q1. Cte vs temp table
  • Ans. 

    CTE and temp tables are used to store intermediate results in SQL queries.

    • CTE stands for Common Table Expression and is defined within a query.

    • Temp tables are created in the tempdb database and can be accessed across sessions.

    • CTEs are generally faster and more readable than temp tables.

    • Temp tables are useful for complex queries with multiple steps or when data needs to be manipulated.

    • CTEs are useful for recursive queri

  • Answered by AI
  • Q2. Parameter sniffing
  • Q3. Asynchronous programming in .net
  • Ans. 

    Asynchronous programming in .NET allows for non-blocking execution of code, improving performance and responsiveness.

    • Async and Await keywords used to implement asynchronous programming

    • Allows for parallel execution of multiple tasks

    • Improves performance and responsiveness of applications

    • Examples include web applications, file I/O operations, and database queries

  • Answered by AI
  • Q4. Threading in .net
  • Ans. 

    Threading in .NET allows for concurrent execution of code, improving performance and responsiveness.

    • Threading allows for multiple threads of execution to run concurrently

    • Thread class is used to create and manage threads

    • Thread synchronization is important to prevent race conditions and deadlocks

    • Async/await is a newer approach to concurrency in .NET

    • TPL (Task Parallel Library) provides higher-level abstractions for concur

  • Answered by AI
  • Q5. Performance tuning of SQL stored procedure
  • Ans. 

    Performance tuning of SQL stored procedure involves optimizing query execution time and reducing resource usage.

    • Identify and optimize the most resource-intensive queries

    • Use appropriate indexing and partitioning techniques

    • Minimize network round trips and data transfers

    • Avoid using cursors and temporary tables

    • Use query hints and plan guides to influence query execution plan

    • Regularly monitor and analyze query performance u...

  • Answered by AI

Skills evaluated in this interview

Software Engineer Interview Questions & Answers

Unisys user image Vaishnavi Baswaraju

posted on 11 Oct 2023

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
-
Result
Not Selected
Round 1 - Aptitude Test 

All multiple choices consisting of code output based questions and logical reasoning

Round 2 - Technical 

(2 Questions)

  • Q1. All about project
  • Q2. Explain in detail about your project
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview in Jul 2022.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(3 Questions)

  • Q1. C++ Opps in detailed STL Normal Data structures like linked list tree normal 1 question from linked list detect cycle Opps question overload [] operator Virtual function Templates Pointers
  • Q2. Few questions from operating systems
  • Q3. I didn’t answered the operating system questions properly but they were satisfied from my c++ and Dsa part.
Round 3 - Behavioral 

(1 Question)

  • Q1. Discussion over old projects worked on Your idea’s Agile methodology

Interview Preparation Tips

Interview preparation tips for other job seekers - Can give you better hike then you think if your interview went well
Gave me more than my expectations.
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview in Feb 2025, where I was asked the following questions.

  • Q1. What is the code to reverse a string without reversing its words in C++?
  • Ans. 

    This code reverses the characters of a string while keeping the order of words intact in C++.

    • Split the string into words using a space as a delimiter.

    • Reverse the entire string to get the characters in reverse order.

    • Reverse each individual word to restore their original order.

    • Example: Input: 'Hello World' -> Output: 'dlroW olleH'

  • Answered by AI
  • Q2. What is the code implementation for deep copy and shallow copy in programming?
  • Ans. 

    Deep copy creates a new object with copies of nested objects; shallow copy copies references to nested objects.

    • Shallow Copy: Copies the object's reference, not the actual object. Example: `list2 = list1.copy()`.

    • Deep Copy: Creates a new object and recursively copies all objects found in the original. Example: `import copy; list2 = copy.deepcopy(list1)`.

    • Shallow Copy is faster but can lead to unintended side effects if th...

  • Answered by AI
  • Q3. What SQL query can be used to return results where the age is greater than 2?
  • Ans. 

    Use a SQL query to filter records where age is greater than 2.

    • Basic SQL syntax: SELECT column_name FROM table_name WHERE condition;

    • Example query: SELECT * FROM users WHERE age > 2;

    • This query retrieves all records from the 'users' table where the age column has values greater than 2.

    • Ensure the 'age' column is of a numeric type to avoid errors.

  • Answered by AI

CDW Interview FAQs

How many rounds are there in CDW Software Engineer interview?
CDW interview process usually has 3 rounds. The most common rounds in the CDW interview process are Resume Shortlist, Aptitude Test and Technical.
What are the top questions asked in CDW Software Engineer interview?

Some of the top questions asked at the CDW Software Engineer interview -

  1. Had some data structures and algorithm questions and graph , dynamic programmin...read more
  2. Questions in the datastructu...read more

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CDW Software Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
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₹7.8 L/yr - ₹14 L/yr
18% more than the average Software Engineer Salary in India
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