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Defence Housing Authority Interview Questions and Answers

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Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Sep 2023. There were 2 interview rounds.

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 

(5 Questions)

  • Q1. Difference btwn jdk , jre and jvm
  • Ans. 

    JDK is a development kit that includes JRE and tools for developing Java applications. JRE is a runtime environment for executing Java programs. JVM is a virtual machine that runs Java bytecode.

    • JDK (Java Development Kit) includes JRE (Java Runtime Environment) and development tools like compiler and debugger.

    • JRE (Java Runtime Environment) is a software package that provides the libraries and components necessary for ru...

  • Answered by AI
  • Q2. Difference btwn static and volatile
  • Ans. 

    Static variables are shared among all instances of a class, while volatile variables are used to indicate that a variable's value will be modified by different threads.

    • Static variables are initialized only once at the start of the program and retain their value throughout the program's execution.

    • Volatile variables are used to ensure visibility of changes to variables across multiple threads.

    • Static variables are accesse...

  • Answered by AI
  • Q3. What is final keyword
  • Ans. 

    Final keyword is used in Java to declare constants, prevent method overriding, and prevent class inheritance.

    • Used to declare constants - value cannot be changed once assigned

    • Prevents method overriding - method cannot be overridden in child classes

    • Prevents class inheritance - class cannot be extended

  • Answered by AI
  • Q4. Difference btwn paralle stream and stream
  • Ans. 

    Parallel stream allows processing elements concurrently, while stream processes elements sequentially.

    • Parallel stream can improve performance by utilizing multiple threads for processing.

    • Stream processes elements one by one in a sequential manner.

    • Example: stream().parallel() vs stream().sequential()

  • Answered by AI
  • Q5. What is stream used for
  • Ans. 

    Streams are used in Java to process collections of objects in a functional style.

    • Streams allow for concise and readable code when working with collections.

    • They support operations like filter, map, reduce, and collect.

    • Streams can be sequential or parallel, depending on the processing requirements.

    • Example: List names = Arrays.asList("Alice", "Bob", "Charlie"); names.stream().filter(name -> name.startsWith("A")).forEach(S

  • Answered by AI

Skills evaluated in this interview

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

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

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Aptitude Test 

General Math assessment

Round 3 - One-on-one 

(2 Questions)

  • Q1. Why choose this Role
  • Q2. How long will you be in this country

Interview Preparation Tips

Interview preparation tips for other job seekers - Be genuine in your answers and explain the past product owner experience as a story that is easy to understand.

I applied via Approached by Company and was interviewed before Nov 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. They just check you last draws salary and account statement
  • Q2. No technical round

Interview Preparation Tips

Interview preparation tips for other job seekers - Not a good place to work
Over target
Low salary

I applied via campus placement at Vellore Institute of Technology (VIT) and was interviewed in Oct 2022. There were 5 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Coding Test 

It was a combination of coding and aptitude test. The test had four section and each section had it's time limit.

Round 3 - Technical 

(3 Questions)

  • Q1. The interviewer asked me question based on my resume. He also asked me question related to DBMS, OS & DSA.
  • Q2. Define polymorphism.
  • Ans. 

    Polymorphism is the ability of an object to take on many forms.

    • Polymorphism allows objects of different classes to be treated as if they are of the same class.

    • It can be achieved through method overloading or method overriding.

    • For example, a parent class Animal can have child classes like Dog, Cat, and Bird, each with their own unique implementation of the method 'makeSound'.

  • Answered by AI
  • Q3. Difference between SQL & NoSQL.
  • Ans. 

    SQL is a relational database management system, while NoSQL is a non-relational database management system.

    • SQL databases use structured query language for defining and manipulating the data.

    • NoSQL databases are schema-less and use various data models like key-value, document, columnar, or graph.

    • SQL databases are suitable for complex queries and transactions.

    • NoSQL databases are horizontally scalable and provide high perf...

  • Answered by AI
Round 4 - One-on-one 

(1 Question)

  • Q1. It was a managerial round.
Round 5 - HR 

(1 Question)

  • Q1. It asked me some situational based questions.

Interview Preparation Tips

Topics to prepare for Telstra Associate Software Engineer interview:
  • DBMS
  • DSA
  • OS
Interview preparation tips for other job seekers - Do revise core java concepts. Also be clear with what you know and what you don't. Hope you crack the interview. All the best :))

Skills evaluated in this interview

I applied via Recruitment Consulltant and was interviewed in Aug 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. SIP 1. Various methods of Sip 2. Mandatory headers 3. Transaction v Dialog v Session 4. Call Transfer callflow Attended & unattended 5. ACK method why it is needed for INVITE 6. From v Req Uri difference ...
Round 3 - Technical 

(1 Question)

  • Q1. Managerial Round Explain about various projects, Reason for change, where do you want to see yourself in few years
Round 4 - HR 

(1 Question)

  • Q1. Salary negotiation, reason for change

Interview Preparation Tips

Interview preparation tips for other job seekers - It was an friendly discussion with the panel

I applied via Campus Placement and was interviewed in Jul 2022. There were 3 interview rounds.

Round 1 - Coding Test 

There will be some mcq and coding questions.

Round 2 - Technical 

(2 Questions)

  • Q1. This is will be a 30 mins interview.
  • Q2. Questions on python,networking,ds,os
Round 3 - Technical 

(1 Question)

  • Q1. Coding question on c,c++,python. Basics of networking ,oops and os.

Interview Preparation Tips

Topics to prepare for CommScope Software Engineer interview:
  • Python
  • OOPS
  • Computer Networking
Interview preparation tips for other job seekers - Brush up your coding skills and networking then you will ace it. Best of luck.

Technical Specialist (Data Warehousing) Interview Questions & Answers

AT&T user image Anonymous

posted on 20 Apr 2022

I applied via Naukri.com and was interviewed in Mar 2022. There were 2 interview rounds.

Round 1 - Technical 

(14 Questions)

  • Q1. Informatica - Difference between router and filter transformation
  • Q2. Informatica - How can we handle duplicates in mappings
  • Q3. Informatica - How will you select last 10 lines from a file in mapping
  • Q4. Informatica - What are lookups and their types? Differences between those types in terms of input and output ports?
  • Q5. Informatica - Tell me about your experience of performance optimization of workflows/mappings
  • Q6. Informatica - What is push down optimization?
  • Q7. Unix - Display 10th line from a file
  • Q8. Unix - Display duplicate lines from a file
  • Q9. Python - How to check if a string starts with letter 'a' and then has 4-8 'd' after that.
  • Q10. Unix - how to find disk usage of a specific directory
  • Q11. SQL - what happens in a left join
  • Q12. Cloud Computing - Concepts of CapEx and OpEx
  • Q13. Cloud Computing - Concepts of IaaS, PaaS, SaaS
  • Q14. Cloud Computing - Concepts of Private, Public and Hybrid cloud
Round 2 - One-on-one 

(6 Questions)

  • Q1. Behavioral - How would you handle a scenario where client expectations haven't been met at the end of development period? Give an example if you have faced it.
  • Q2. Behavioral - How would you handle a scenario where a change in process has significantly impacted your team workings? Give an example if you have faced it.
  • Q3. Behavioral - How would you handle a scenario where a lot of interactions have to be done with different teams/stakeholders to complete the work? Give an example if you have faced it.
  • Q4. Cloud Computing - Why do you think Cloud is a better choice than on-premise datacenters
  • Q5. SQL - Tell me your experience with performance optimization in SQL
  • Q6. Questions from my past projects regarding the architecture of datawarehouses we had.

Interview Preparation Tips

Interview preparation tips for other job seekers - You need to have some fair knowledge on the technologies that you have specified. First round is going to be purely technical based on your skillset. Second round is going to be more behavioral/culture fit with technical questions more on the architecture and design side of things. Questions for this round will mostly depend on the role they hiring for (like developer/team leader/architect)
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Do not use an unprofessional email address such as cool_boy@email.com. It shows a lack of professionalism by the candidate.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Safety related questions
  • Q2. Permit to work related
Round 3 - Technical 

(1 Question)

  • Q1. Tool box talk related

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview was amazing and my experience also good

I applied via Approached by Company and was interviewed in Dec 2021. There were 2 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. The director didn’t have any interview know like
  • Q2. Nothing was asked. HR was clueless

Interview Preparation Tips

Interview preparation tips for other job seekers - Worst company. Its 2 years since I left but they are not clearing my pending dues

I applied via Referral

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Be truthful in your resume. It is very easy to catch false or lies during the interview by asking basic questions.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. About coding and all oops concept SQL, unix
  • Q2. Unix, sql, language and oops concepts questions

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare yourself for aptitute test and some language

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Defence Housing Authority Reviews and Ratings

based on 5 reviews

4.9/5

Rating in categories

4.9

Skill development

4.9

Work-life balance

4.9

Salary

4.9

Job security

4.9

Company culture

4.8

Promotions

4.9

Work satisfaction

Explore 5 Reviews and Ratings
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