World Wide Technology Software Engineer IV Interview Questions and Answers

Q1. What is difference between dl and smb
Ans. 
DL (Deep Learning) and SMB (Small and Medium Businesses) are distinct concepts in technology and business.
• DL refers to a subset of machine learning focused on neural networks, e.g., image recognition.

• SMB refers to businesses with a small to medium scale, e.g., local shops or startups.

• DL is used in AI applications, while SMBs often leverage technology for growth and efficiency.

• Examples of DL include self-driving cars; e...read more
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Q2. Seniro based questions
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Q1. JS basincs in depth and react js
Ans. 
JS basics and React JS are essential for web development.
• JS basics include variables, data types, functions, and control structures.

• React JS is a popular JavaScript library for building user interfaces.

• React components, state, and props are important concepts to understand.

• JSX is a syntax extension used in React to write HTML-like code.

• React Router is a library used for client-side routing in React applications.
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Q1. ES6 and promises and virtual dom. Reactjs in depth
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Q1. Expectation of salary
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The aptitude round had the topics of train and distance and time , OOPS , Core Java , JavaScript questions , Operating System questions and DBMS questions.

Q1. Had some data structures and algorithm questions and graph , dynamic programming questions
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Q2. Questions in the datastructures
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Q1. About how my day to day looks like.
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Q1. About my job roles and the work around.
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Q1. Date of joining
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Multiple Question and Answers in various levels

Any Programming skill evaluation along with the logic and coding standards

Q1. General HR related questions job fitment other
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Q2. Why Sirius ? what do you know about Sirius?
Ans. 
Sirius is a leading technology and consulting firm.
• Sirius provides IT solutions and services to clients across various industries.

• They specialize in cloud, data center, security, and analytics solutions.

• Sirius has partnerships with major technology vendors like IBM, Microsoft, and Cisco.

• They have won numerous awards for their services and expertise.

• Sirius has a strong focus on customer satisfaction and building long-te
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It had normal quants questions. Those questions were reasonably tough and not too irrelevant. It also contained Java technical MCQs, Linux commands.

There were 3 coding questions conducted on a purchased platform. 1 question was related to strings. Another one related to Linked list (DS). Other one was a complex problem.

Q1. Related to HTML, CSS
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Q2. A problem to solve using recursion
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Q3. Linked list reversal - problem solving
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Q4. Garbage collector in java
Ans. 
Garbage collector in Java is responsible for automatically managing memory by reclaiming unused objects.
• Garbage collector runs in the background to reclaim memory from objects that are no longer in use.

• It helps prevent memory leaks and optimize memory usage.

• Examples of garbage collectors in Java include Serial, Parallel, CMS, and G1.
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Q5. Final keyword, finally block, finalize method
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Q6. SQL query - problem solving
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Q1. A panel of 5 members questioned me regarding OOPS designing, my project related questions, puzzles
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Q2. Questions regarding normalization
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Q3. An extempore on a given topic
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Q4. General personal HR questions
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