30+ Interview Questions and Answers

Troubleshooting process involves identifying, analyzing, and resolving system issues by following a systematic approach.

• Identify the problem by gathering information from the user and system logs

• Analyze the problem by breaking it down into smaller parts and testing each part

• Resolve the problem by implementing a solution and testing it to ensure it works

• Keep in mind parameters such as system configuration, user behavior, and software updates

• Document the troubleshooting process...read more

To change Gmail password, open Gmail in a web browser, click on the profile picture, select 'Google Account', go to 'Security', and click on 'Password'. To add an account in Gmail, click on the profile picture, select 'Add another account', and follow the prompts.

• Open Gmail in a web browser

• Click on the profile picture

• Select 'Google Account'

• Go to 'Security'

• Click on 'Password' to change password

• Click on 'Add another account' to add an account

Quality is determined by both the client and the product side, as it involves meeting the requirements and expectations of the client while also ensuring the product meets industry standards.

• Quality is a subjective measure that can vary depending on the perspective of the client and the product side.

• Clients typically determine quality based on their specific requirements, expectations, and satisfaction with the product.

• The product side, including QA analysts, ensures quality ...read more

Jira workflow is a sequence of steps that an issue goes through from creation to completion. FDH, NAP, Splitter, and GPON are networking terms.

• Jira workflow is a visual representation of the process flow for managing tasks or issues.

• FDH stands for Fiber Distribution Hub, a central point in a fiber optic network where connections are made.

• NAP stands for Network Access Point, a location where network traffic is exchanged between different networks.

• Splitter is a device used in f...read more

A cyber attack can have a severe impact on the financial worldview.

• Cyber attacks can result in financial losses for individuals and businesses.

• It can also lead to a loss of trust in financial institutions and online transactions.

• The cost of cybersecurity measures can also impact financial budgets.

• Examples include the Equifax data breach which resulted in a $700 million settlement and the WannaCry ransomware attack which cost businesses billions.

OOPS concepts are the principles of Object-Oriented Programming that help in creating modular and reusable code.

• Encapsulation: Binding data and methods together in a single unit.

• Inheritance: Acquiring properties and behavior of a parent class by a child class.

• Polymorphism: Ability of an object to take many forms.

• Abstraction: Hiding implementation details and showing only functionality.

• Examples: Class, Object, Inheritance, Polymorphism, Encapsulation, Abstraction.

I see a tree with green leaves, brown trunk, and branches extending outward.

• Green leaves

• Brown trunk

• Branches extending outward

Customer service refers to the assistance and support provided to customers before, during, and after their purchase or interaction with a company.

• Customer service involves addressing customer inquiries, concerns, and complaints.

• It includes providing information about products or services, helping customers make purchasing decisions, and resolving issues.

• Customer service can be provided through various channels such as phone, email, chat, or in-person.

• It focuses on ensuring c...read more

TypeScript is a superset of JavaScript that adds static typing and other features to help developers write more robust code.

• TypeScript is a statically typed language that compiles to plain JavaScript

• It supports modern JavaScript features like classes, interfaces, and modules

• TypeScript helps catch errors at compile time, making code more reliable and maintainable

Some automation challenges I have faced include handling dynamic elements, synchronization issues, and maintaining test scripts.

• Handling dynamic elements on the webpage that change frequently

• Synchronization issues between test scripts and application response times

• Maintaining test scripts as the application evolves and changes

• Dealing with different environments and configurations for testing

Transitioned from hotel industry to BPO industry for better career growth and opportunities.

• Wanted to explore different industries and gain new skills

• BPO industry offered better salary and benefits

• Opportunity to work with diverse clients and improve communication skills

• Hotel industry had limited growth opportunities

• Examples: Dealing with customer complaints in hotel industry helped in handling customer queries in BPO industry

To check the queue, you can use monitoring tools, command line tools, or check the application's logs.

• Use monitoring tools like Nagios, Zabbix, or Prometheus to check the queue status

• Use command line tools like 'top' or 'ps' to check the processes and their status

• Check the application's logs for any queue-related errors or warnings

I solve critical problems by analyzing the situation, breaking it down into smaller parts, and finding practical solutions.

• Analyze the problem thoroughly

• Break down the problem into smaller, manageable parts

• Identify the root cause of the problem

• Research and gather relevant information

• Brainstorm potential solutions

• Evaluate the pros and cons of each solution

• Implement the most practical solution

• Monitor and assess the effectiveness of the solution

• Make adjustments if necessary

Control room functionality refers to the features and capabilities of a control room system.

• Real-time monitoring of systems and processes

• Alerts and notifications for issues or abnormalities

• Remote access and control of equipment

• Data visualization and reporting tools

• Integration with other systems and applications

Create a to do list using React

• Create a new React project using create-react-app

• Create a component for the to do list

• Use state to manage the list of tasks

• Allow users to add new tasks and mark tasks as completed

• Style the to do list using CSS or a UI library like Material-UI

String is a sequence of characters.

• In Java, String is a class that represents a sequence of characters.

• Strings are immutable, meaning their values cannot be changed once created.

• String literals are enclosed in double quotes, e.g. "Hello World".

• Strings can be concatenated using the + operator, e.g. "Hello" + "World".

• Strings have many built-in methods for manipulation, such as length(), substring(), and indexOf().

Customer service is the support and assistance provided to customers before, during, and after a purchase.

• Customer service involves addressing customer queries and concerns promptly and efficiently.

• It includes providing information about products or services, handling complaints, and resolving issues.

• Good customer service can lead to customer loyalty and positive word-of-mouth marketing.

• Examples of good customer service include personalized interactions, timely responses, and...read more

Triggers and functions are important features in PostgreSQL for automating tasks and customizing behavior.

• Triggers are database objects that automatically execute a specified function when a certain event occurs, such as an insert or update on a table.

• Functions are user-defined procedures that can be called from SQL statements or other functions, and can be used to perform complex calculations or manipulate data.

• Triggers and functions can be combined to create powerful automa...read more

A map function applies a given function to each element of an array and returns a new array with the results.

• Use the map function to iterate over each element of the array

• Pass a callback function as an argument to the map function

• The callback function should take the current element as input and return the transformed element

• Example: const arr = ['apple', 'banana', 'cherry']; const newArr = arr.map(item => item.toUpperCase());

Yes, I have experience with various network devices such as routers, switches, firewalls, and load balancers.

• Configuring and troubleshooting Cisco routers and switches

• Managing Juniper firewalls

• Deploying F5 load balancers

• Working with Palo Alto Networks firewalls

• Experience with network monitoring tools such as SolarWinds and Nagios

Bug life cycle is the process of identifying, reporting, fixing, retesting, and closing bugs in software development.

• Bug is identified by QA analyst during testing.

• Bug is reported to development team.

• Development team fixes the bug.

• QA analyst retests the bug to verify if it is fixed.

• If bug is fixed, it is closed. If not, it goes back to development team.

• Examples: Bugzilla, JIRA, Trello

Palindrome is a word, phrase, number, or other sequence of characters that reads the same backward as forward.

• Remove all non-alphanumeric characters from the string

• Convert the string to lowercase

• Reverse the string

• Compare the reversed string with the original string

My sales target was $1 million for the year.

• My sales target was set at $1 million for the fiscal year

• I was responsible for achieving a sales target of $1 million

• I exceeded my sales target by 20% last year

Content moderation is the process of monitoring and reviewing user-generated content to ensure it meets the guidelines and standards set by the platform.

• Monitoring user-generated content for inappropriate or harmful material

• Removing or flagging content that violates community guidelines

• Ensuring a safe and respectful online environment for users

• Examples: Removing hate speech, graphic violence, nudity, or spam

Basic troubleshooting steps

• Identify the problem

• Gather information

• Analyze the information

• Develop potential solutions

• Test the solutions

• Implement the best solution

• Evaluate the results

An inner join query combines rows from two or more tables based on a related column between them.

• Use the SELECT statement to specify the columns you want to retrieve

• Use the FROM clause to specify the tables you want to join

• Use the INNER JOIN keyword to perform an inner join based on a common column

My strength lies in my ability to troubleshoot complex technical issues efficiently and effectively.

• Strong problem-solving skills

• Excellent communication skills to work with cross-functional teams

• Ability to prioritize and manage multiple tasks simultaneously

• Experience in analyzing logs and identifying root causes

Design process is a systematic approach to solving problems and creating solutions through a series of steps.

• Identifying the problem or need

• Researching and gathering information

• Brainstorming and generating ideas

• Creating prototypes or mockups

• Testing and refining the design

• Implementing the final solution

Java provides several sorting algorithms to sort arrays of strings.

• Arrays.sort() method can be used to sort an array of strings in ascending order.

• Arrays.sort() method uses the natural ordering of the elements.

• To sort in descending order, you can use the Comparator.reverseOrder() method.

• You can also use other sorting algorithms like bubble sort, insertion sort, etc.

C is a procedural programming language while C++ is an object-oriented programming language.

• C is a procedural programming language, while C++ is a combination of procedural and object-oriented programming.

• C does not support classes and objects, while C++ does.

• C is a subset of C++, meaning all valid C programs are also valid C++ programs.

• C++ has additional features like function overloading, templates, and exception handling that are not present in C.

Terraform is an open-source infrastructure as code software tool created by HashiCorp.

• Used for building, changing, and versioning infrastructure safely and efficiently.

• Supports multiple cloud providers such as AWS, Azure, Google Cloud, etc.

• Allows defining infrastructure in configuration files using a declarative language.