Optimum Infosystem Senior Consultant Interview Questions, Process, and Tips

Q1. Java 8 questions
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Q2. Array Stream program solving
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Q1. What is the flow of redux?
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Redux flow involves dispatching actions, updating the store, and triggering re-rendering of components.
• Actions are dispatched from components

• Reducers update the store based on the action

• Store notifies subscribed components of state change

• Components re-render with updated state
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Q2. What are the rules of hooks?
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Hooks are functions that let you use state and other React features without writing a class.
• Hooks are introduced in React 16.8

• Rules of hooks are: Only call hooks at the top level, Only call hooks from React functions, Only call hooks from custom hooks

• Examples of hooks are useState, useEffect, useContext, useReducer, useMemo, useCallback, useRef
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Q3. ES6 new features and some css properties
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Q4. Properties of display flex
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Display flex is a CSS property that allows flexible layout of elements within a container.
• It enables responsive design by automatically adjusting the size and position of elements

• It allows for easy alignment and distribution of elements along the main and cross axis

• It can be used to create complex layouts with minimal code

• It supports both horizontal and vertical layouts

• Example: display: flex; justify-content: center; a
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How many time did you loop it or how to if then for loop and all

Q1. How do you self rate your skills
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Q2. WHy do you to join want such a small company (I not joknig) they asked this
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Q3. WHat financial security you have if we shut down after 3 months
Ans. 
I have savings, investments, and a strong network for potential job opportunities.
• I have a substantial emergency savings fund that can cover my expenses for several months.

• I have diversified investments that can provide additional financial support if needed.

• I have a strong professional network that can help me find new job opportunities quickly.

• I am open to exploring freelance or consulting opportunities to generate i
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Q1. Data Architecture Questions are asked
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Q2. Define a SQL MODE METER DATA
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SQL MODE METER DATA is a setting that determines how strict or lenient MySQL is when handling invalid or missing values in queries.
• SQL MODE METER DATA is a configuration setting in MySQL that affects how queries are processed.

• It determines the behavior of MySQL when encountering invalid or missing values in queries.

• It can be set to different modes like STRICT_ALL_TABLES, TRADITIONAL, etc.

• For example, in STRICT_ALL_TABL...read more
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Q3. How will you use Inner and Outer Joins
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Inner joins are used to return rows that have matching values in both tables, while outer joins return all rows from one table and only matching rows from the other table.
• Use inner join to retrieve rows with matching values in both tables

• Use outer join to retrieve all rows from one table and only matching rows from the other table

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id

• Example: SELECT * ...read more
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Q1. Mainly on ctc related thigns only
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Q2. How much you make now
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Q3. How much you will asl
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Q1. Selenium and Core Java basics
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Q1. Mobile automation
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Q1. Selenium, Core Java, Web Automation and Mobile automation
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Q1. I have applied for Frontend developer. It is simple discussion on React.js and redux.
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TPRM related

Q1. What are your salary expectations?
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