Freelancer.com System Engineer Interview Questions and Answers

Arthmetic and reasoning,pseudo code,puzzle,verbal questions, if we are doing maths well we can easily crack this exam.

Q1. Sd, about your project , printf and scanf,oops concepts, about your hobbies.
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Q2. Examples of encapsulation and polymorphism,types of classes,what requirements we need to write a good code.
Ans. 
Encapsulation and polymorphism examples, class types, and requirements for good code.
• Encapsulation: hiding implementation details, e.g. private variables in a class

• Polymorphism: using a single interface to represent multiple types, e.g. method overloading

• Class types: abstract, final, static, inner, anonymous, etc.

• Requirements for good code: readability, maintainability, efficiency, scalability, etc.
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Q3. Willing to relocate,hr questions
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Two questions of coding given and some multiple choice questions in data base management system

Q1. How to reverse a string in python
Ans. 
To reverse a string in Python, we can use slicing or the built-in reversed() function.
• Using slicing: string[::-1]

• Using reversed() function: ''.join(reversed(string))

• Both methods return the reversed string
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Q2. Case studies of final year project
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Q3. SQL related questions like DML command, revoke and grant meanings
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It was hard test and very tough

Coding was very hard bro so you have to study nicely

Basic apti questions were asked

Q1. What is sorting
Ans. 
Sorting is the process of arranging elements in a specific order, typically ascending or descending.
• Sorting is used to organize data for easier retrieval and analysis.

• Common sorting algorithms include bubble sort, insertion sort, and quicksort.

• Sorting can be done on various data structures, such as arrays, lists, and trees.

• Example: Sorting an array of strings alphabetically.
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Q2. What is database
Ans. 
A database is a structured collection of data that is organized and managed to provide efficient retrieval and storage.
• A database is a software system that stores and manages data.

• It provides a way to organize and structure data for easy retrieval and manipulation.

• Databases can be relational, object-oriented, or hierarchical, depending on the data model used.

• Examples of databases include MySQL, Oracle, and MongoDB.
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Q1. What is your expectation
Ans. 
My expectation is to work in a challenging and dynamic environment where I can utilize my skills and knowledge to contribute to the success of the organization.
• To work with a team of talented professionals

• Opportunities for professional growth and development

• A supportive and collaborative work culture

• Clear communication and expectations from management

• A fair and competitive compensation package
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Basic aptitude questions were asked in this round

Q1. What is database
Ans. 
A database is a structured collection of data that is organized and managed to provide efficient retrieval and storage.
• A database is a software system that stores and manages data.

• It provides a way to organize and structure data for easy retrieval and manipulation.

• Databases can be relational, object-oriented, or hierarchical.

• Examples of databases include MySQL, Oracle, and MongoDB.
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Q2. What is quick sort
Ans. 
Quick sort is a sorting algorithm that uses a divide-and-conquer approach to sort an array of elements.
• It selects a pivot element and partitions the array into two sub-arrays, one with elements smaller than the pivot and the other with elements greater than the pivot.

• The process is repeated recursively on the sub-arrays until the entire array is sorted.

• It has an average time complexity of O(n log n) and is widely used
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Q1. What is your current location
Ans. 
I am currently located in New York City.
• New York City

• USA

• East Coast

• Manhattan
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Reasoning type questions

Q1. Tell me about yourself
Ans. 
I am a dedicated and experienced System Engineer with a strong background in network infrastructure and troubleshooting.
• Over 5 years of experience in designing, implementing, and maintaining network systems

• Proficient in troubleshooting hardware and software issues

• Skilled in network security protocols and best practices

• Certified in Cisco CCNA and CompTIA Network+

• Strong communication and problem-solving skills
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Q2. Past company projects
Ans. 
I have worked on various projects in my past company, including network infrastructure upgrades, server migrations, and implementing security measures.
• Upgraded network infrastructure to improve performance and reliability

• Migrated servers to new hardware for better efficiency

• Implemented security measures such as firewalls and encryption protocols
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