Salaam Bombay Foundation Consultant Interview Questions and Answers

General question and programmatic, oopa data structure

Any program of python or java , c

Q1. Any of technical questions
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Q1. Any of questions like programatic etc
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Q1. What is the Virtual DOM?
Ans. 
Virtual DOM is a lightweight copy of the actual DOM in memory, used for efficient updates in web development.
• Virtual DOM is a concept in React where a lightweight copy of the actual DOM is kept in memory.

• Changes are first made to the Virtual DOM, then compared with the actual DOM to minimize updates.

• This approach improves performance by reducing the number of direct manipulations to the actual DOM.
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Q2. How can we optimize the code in front end ?
Ans. 
Optimizing front end code involves minimizing file sizes, reducing HTTP requests, using efficient algorithms, and implementing lazy loading.
• Minimize file sizes by removing unnecessary code, compressing images, and using minification tools like UglifyJS.

• Reduce HTTP requests by combining CSS and JavaScript files, using sprites for images, and implementing caching strategies.

• Use efficient algorithms and data structures to...read more
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Q1. Why we use use effect and how will you implement the search feature
Ans. 
useEffect is used in React to perform side effects in function components. Implement search feature by using useEffect to update search results.
• useEffect is used to perform side effects in function components, such as data fetching, subscriptions, or manually changing the DOM.

• To implement search feature, you can use useEffect to update search results whenever the search query changes.

• Example: useEffect(() => { // co...read more
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Q2. Usememo and use callback, useref, use statehooks
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Q1. Background verification and CTC expectations
Ans. 
Discussing background verification and CTC expectations is crucial for transparency in hiring.
• Background verification ensures the accuracy of a candidate's credentials, such as education and previous employment.

• For example, a company may contact a candidate's previous employer to confirm job titles and responsibilities.

• CTC (Cost to Company) expectations should be discussed openly to align the candidate's salary expecta...read more
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Q1. Asked mainly react concepts
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Q2. Usestate , useref, usememo, virtual dom
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Q3. Asked me to do the todoapp
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Q1. Real time implimetation questions
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Q1. What is pipeline
Ans. 
A pipeline is a set of data processing stages where the output of one stage is the input to the next.
• Data flows through multiple stages, each performing a specific operation.

• Example: In a CI/CD pipeline, code is built, tested, and deployed sequentially.

• Pipelines can be used in data processing, like ETL (Extract, Transform, Load) processes.

• In software development, pipelines automate repetitive tasks, improving efficienc...read more
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Q2. Difference between out and ref key word
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The 'out' keyword allows a method to return multiple values, while 'ref' allows a method to modify an existing variable.
• The 'out' keyword is used to pass arguments to a method that are intended to be assigned a value within that method.

• Example of 'out': void GetValues(out int x, out int y) { x = 10; y = 20; } GetValues(out int a, out int b); // a = 10, b = 20

• The 'ref' keyword is used to pass arguments by reference, all...read more
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The coding test was on HackerRank Plateform

Q1. Then Face to Face Technical Discussion happened, It involves basic but in-depth Programming.
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Q1. Managerial Round is there, based on Scenario based Questions
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Q1. General Introduction related Questions
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Q1. What is your previous experience?
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Q2. What was your previous salary?
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Packing, dispensing , work details, any work that done before

Q1. Describe your self , when can you join
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