Sagility Softwaretest Engineer Interview Questions and Answers

Q1. What is regression testing, block box testing, functional testing, bug defect error, test plan ,what is tcd
Ans. 
Regression, black box, and functional testing are types of software testing. Bug, defect, and error are terms used to describe issues found during testing. A test plan is a document outlining the testing approach. TCD stands for Test Case Document.
• Regression testing checks if changes to the software have introduced new bugs or caused existing ones to reappear.

• Black box testing focuses on testing the functionality of th...read more
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Q1. Basic question asking
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Q1. Aptitude question
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Q2. Explanation about my project
Ans. 
I developed a web application for tracking personal fitness goals and progress.
• Used HTML, CSS, and JavaScript for front-end development

• Utilized Node.js and Express for back-end development

• Implemented user authentication and data storage using MongoDB

• Incorporated data visualization tools like Chart.js for displaying progress graphs
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Q1. What is k in KNN algorithm ?
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k in KNN algorithm represents the number of nearest neighbors to consider when making a prediction.
• k is a hyperparameter that is chosen by the user and determines how many neighbors to look at when classifying a new data point.

• A smaller value of k can lead to overfitting, while a larger value can lead to underfitting.

• For example, if k=3 in a KNN algorithm, the prediction for a new data point will be based on the majori
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Q2. A small riddle
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Q1. What is Rabbit MQ?
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RabbitMQ is a message broker software that implements the Advanced Message Queuing Protocol (AMQP).
• RabbitMQ allows different software systems to communicate by sending and receiving messages.

• It can be used to decouple different parts of a system, making it more scalable and resilient.

• RabbitMQ supports multiple messaging protocols, including AMQP, MQTT, and STOMP.
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Q2. What is LINQ in .net?
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LINQ (Language Integrated Query) is a feature in .NET that allows querying data from different data sources using a uniform syntax.
• LINQ allows querying data from collections, databases, XML, and more.

• It provides a set of standard query operators like Where, Select, OrderBy, etc.

• LINQ queries are written in C# or VB.NET and are type-safe.

• Example: var result = from num in numbers where num % 2 == 0 select num;
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SQL query, Coding Question

Some topics are given for group discussion

Q1. Technical questions are posed by interviewers
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Q2. 2 programs based on oops concepts,about project,about skills added in resume.
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First time attend aptitude test .

Q1. Any computer engineering basic questions
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Q2. C,C++,java , python
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Q3. What is inheritance.how many times of inheritance.
Ans. 
Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.
• Inheritance allows for code reusability and promotes the concept of 'is-a' relationship.

• There are different types of inheritance such as single inheritance, multiple inheritance, multilevel inheritance, and hierarchical inheritance.

• Example: Class B inheriting from Class A - 'class B: public A {}'
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Q4. How many characters are used in C.
Ans. 
C uses a set of 128 characters, including letters, digits, special characters, and control characters.
• C uses 26 letters (uppercase and lowercase), 10 digits (0-9), and various special characters like !, @, #, $, %, etc.

• C also includes control characters like newline, tab, carriage return, etc.

• The total number of characters used in C is 128.
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Q5. What is c. How many characters are used.
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C is a programming language known for its efficiency and flexibility. It uses 256 characters.
• C is a high-level programming language used for system programming, embedded systems, and applications.

• C uses 256 characters, including letters, digits, special characters, and whitespace.

• Examples of characters in C include 'a', '1', '+', and ' '.
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In Round 1 there was 2 hours Coding Test on HACKEREARTH in the college campus as it was physical drive.
The test consist of 2 medium level coding questions of 20 marks each and 20 mcqs.
The mcq was based on oops concepts, have multiple programming languages questions including C++, Java, Python, C# and 4 questions of aptitude.

Q1. After clearing Round 1, I was called for a F2F technical interview On-site. While taking my intro the interviewer was seeing my projects on his system on the other side. I explained my projects. Actually t...read more
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Q2. In DSA domain he asked me to write code for finding a node in binary tree including the case of duplicates and a palindrome string program. He asked difference between encapsulation and abstraction in deta...read more
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Q1. Unfortunately I was not selected in the HR round despite having a great technical interview, answered all the questions correctly, I had awesome projects. The worst part is they didn't gave the review for ...read more
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Q1. Basics of your technical skills
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Q1. More Projects related questions
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Q1. What is oop? What is inheritance? What is cooling?
Ans. 
OOP is a programming paradigm that uses objects to represent and manipulate data. Inheritance is a mechanism for creating new classes based on existing ones. Cooling is not a relevant term in software engineering.
• OOP stands for Object-Oriented Programming

• In OOP, objects are instances of classes that encapsulate data and behavior

• Inheritance allows a new class to be based on an existing class, inheriting its properties a...read more
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Q2. Good. Bbbbbbbb Goodjjjjjhjjjjjjj Goodyuhjhhhhh
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