AFour Technologies SDE (Software Development Engineer) Interview Questions and Answers

Q1. Tell me about yourself
Ans. 
I am a passionate software engineer with 5 years of experience in developing web applications using various technologies.
• 5 years of experience in software development

• Proficient in developing web applications

• Skilled in using various technologies

• Passionate about software engineering
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Q2. Tell about yourself
Ans. 
I am a software engineer with 5 years of experience in developing web applications using Java, Spring, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring, and Angular

• Strong problem-solving skills

• Experience working in Agile development environment

• Bachelor's degree in Computer Science from XYZ University
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Q3. Hobbies what you have
Ans. 
I enjoy hiking, playing guitar, and reading science fiction novels in my free time.
• Hiking: I love exploring new trails and being in nature.

• Playing guitar: I find it relaxing and enjoy learning new songs.

• Reading science fiction novels: I love getting lost in imaginative worlds and exploring futuristic concepts.
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Q4. How is your studies going
Ans. 
My studies are going well, I am currently learning new programming languages and working on various projects.
• Studying programming languages like Java, Python, and C++

• Working on projects involving web development and data analysis

• Attending coding bootcamps and online courses to enhance my skills
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Q5. Solve the program
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Q1. What is threading
Ans. 
Threading is a programming technique that allows multiple tasks to run concurrently within a single process.
• Threading allows for parallel execution of tasks within a program.

• Threads share the same memory space, allowing for efficient communication and data sharing.

• Examples of threading in programming languages include Java's Thread class and Python's threading module.
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Q2. 7 layer of networking
Ans. 
The 7 layers of networking refer to the OSI model, which is a conceptual framework used to understand how networks operate.
• Physical layer: Deals with physical connections and hardware (e.g. cables, switches)

• Data link layer: Manages data transfer between devices on the same network (e.g. Ethernet)

• Network layer: Handles routing and forwarding of data packets (e.g. IP)

• Transport layer: Ensures data is delivered reliably an...read more
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Q1. Prev salary and prev experience(even if you fake it you can pass interview, he is dumb about software development)
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Q2. What is your expectation
Ans. 
My expectation is to work in a challenging environment where I can utilize my skills to contribute to the success of the team and company.
• Expectation to work on complex projects that require problem-solving skills

• Desire to collaborate with talented team members to achieve common goals

• Opportunity for continuous learning and professional growth

• Expectation for clear communication and feedback from management
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Q1. Expectations , Future , who referred , why this firm
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DSA questions , OOPS , basics and recursion topics