NewAge Software & Solutions QA Engineer Interview Questions, Process, and Tips

Easy level questions on string, linked list and array

Q1. Difference between TCP and UDP
Ans. 
TCP is a connection-oriented protocol while UDP is connectionless.
• TCP provides reliable, ordered, and error-checked delivery of data while UDP does not guarantee any of these.

• TCP is slower but more reliable while UDP is faster but less reliable.

• TCP is used for applications that require high reliability and accuracy such as email, file transfer, and web browsing while UDP is used for applications that require speed and ...read more
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Q2. Nibble swap program in C
Ans. 
A nibble swap program in C
• Nibble swap means swapping the 4-bit halves of a byte

• Use bitwise operators to perform the swap

• Example: unsigned char x = 0xAB; x = ((x & 0x0F) << 4) | ((x & 0xF0) >> 4);
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Q1. Reverse Linked List in C
Ans. 
Reverse a linked list in C language.
• Create three pointers: current, previous, and next.

• Traverse the linked list and change the direction of the pointers.

• Return the new head of the reversed linked list.
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Q2. Write an API call in C
Ans. 
API call in C
• Include the necessary header files

• Create a URL string with the required parameters

• Use the curl library to make the API call

• Handle the response data appropriately
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Q1. Middleware , dependency injection
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Q1. Subject and subject behaviour
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Duration:30 min
Question from percentage,ratios ,HCF/LCM etc.,
Logical reasoning, English

Q1. Reverse a string by making groups of given 'm' characters
Ans. 
Reverse a string by grouping 'm' characters together
• Iterate through the string in groups of 'm' characters

• Reverse each group of 'm' characters

• Concatenate the reversed groups to get the final reversed string
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Q1. General HR questions
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Q2. What is your family background?
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Q3. Why should we hire you?
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Q1. Tell me something about Data Sturcture
Ans. 
Data structure is a way of organizing and storing data in a computer so that it can be accessed and used efficiently.
• Data structures can be linear (arrays, linked lists) or non-linear (trees, graphs)

• Common operations on data structures include insertion, deletion, and searching

• Examples of data structures include stacks, queues, hash tables, and binary trees
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It consists of two questions one is easy and another have medium level

Q1. Interview panel consist of 3 persons and asked about OOPS concepts and implementation in C++
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Q2. Asked about use of #define.
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40 question some were output question and many questions on Oops concept.

Q1. Basic concept of pointer, automata, operating systems
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Includes basic aptitude question with additional questions based on coding languages fundamentals.....

Q1. Question were based on oops concepts. My next question was write a code of binary search and explain it and lastly I was asked an aptitude question ...
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Q2. Write a code of binary search and explain it
Ans. 
Binary search is a search algorithm that finds the position of a target value within a sorted array.
• Divide the array into two halves

• Compare the target value with the middle element

• If the target value matches the middle element, return its position

• If the target value is less than the middle element, search the left half of the array

• If the target value is greater than the middle element, search the right half of the arra...read more
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There are basic aptitude questions for freshers level

Q1. Oops concepts, basics of sql
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Q2. Basics of programming language
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