Quadlabs Technologies Software Developer Interview Questions and Answers

Arithmetic, verbal, and verbal skills.

Please write a code for generating the Fibonacci sequence.

Q1. What are the key features and concepts of the C programming language?
Ans. 
C is a powerful and efficient programming language known for its low-level features and flexibility.
• Key features include: low-level memory access, efficient manipulation of pointers, strong support for procedural programming, and a rich library of built-in functions.

• Concepts include: data types, control structures (such as loops and conditionals), functions, arrays, and pointers.

• Example: In C, you can directly access a...read more
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Q2. What is an array
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An array is a data structure that stores a collection of elements of the same type in a contiguous memory location.
• Arrays have a fixed size determined at the time of declaration.

• Elements in an array are accessed using an index starting from 0.

• Example: string[] names = {"Alice", "Bob", "Charlie"};
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Q1. When would you be able to join?
Ans. 
I can start within 2 weeks of receiving an offer.
• I can start within 2 weeks of receiving an offer.

• I need to give notice to my current employer.

• I may need time to relocate if necessary.
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There are Question based on data strcuture ,they cover all the topic in ds

In coding code they gave internet access to solve the problem after 30 they told us to make some changes in it and we should ready to explain the entire code

There was coding test

Q1. 2 technical rounds
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Q2. Merge sort algorithm
Ans. 
Merge sort is a divide and conquer algorithm that divides the input array into two halves, sorts them separately, and then merges them back together in sorted order.
• Divide the input array into two halves

• Recursively sort each half

• Merge the sorted halves back together
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Q1. Leetcode Easy question
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Q1. Linux commands,
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Q2. Cloud technologies different services (iaas, paas, saas)
Ans. 
Cloud technologies offer different services like IaaS, PaaS, and SaaS for varying levels of control and management.
• IaaS (Infrastructure as a Service) provides virtualized computing resources over the internet, such as virtual servers and storage.

• PaaS (Platform as a Service) offers a platform allowing customers to develop, run, and manage applications without dealing with infrastructure.

• SaaS (Software as a Service) deli...read more
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Q3. What do you know AWS
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It was a Basic Aptitude Test

We were asked to do Sorting, SQL queries (join)

Q1. Can you 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 such as Java, JavaScript, and SQL
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Q1. Storage types, structures, padding
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Q2. Bit operations in C language
Ans. 
Bit operations in C language involve manipulating individual bits within a data structure.
• Bitwise AND (&) - sets a bit to 1 only if both input bits are 1

• Bitwise OR (|) - sets a bit to 1 if either input bit is 1

• Bitwise XOR (^) - sets a bit to 1 if the input bits are different

• Bitwise NOT (~) - inverts all bits in a number

• Left shift (<<) - shifts bits to the left by a specified number of positions

• Right shift (>>) - shifts
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