JPMorgan Chase & Co. Interview Questions, Process, and Tips

Q1. Java Api debugging.
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Q2. DSA coding question with modifications
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Q1. Ai parking management system design
Ans. 
Designing an AI parking management system to optimize parking space usage and improve efficiency.
• Utilize sensors to detect available parking spaces in real-time

• Implement machine learning algorithms to predict parking demand and optimize space allocation

• Integrate with mobile apps for users to easily find and reserve parking spots

• Use computer vision for license plate recognition and enforcement of parking rules
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Q1. Behavioral questions
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Q1. Difference between state and props in ReactJS.
Ans. 
State is mutable data managed within a component, while props are immutable data passed from parent to child components.
• State is managed within a component and can be changed using setState() method.

• Props are passed from parent to child components and cannot be changed by the child component.

• State is used for managing component-specific data, while props are used for passing data between components.

• Example: State can b...read more
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Q2. Lazy loading in ReactJS.
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Lazy loading in ReactJS is a technique used to improve performance by loading components only when they are needed.
• Lazy loading helps reduce initial load time by only loading components when they are required.

• This can be achieved using React's Suspense and lazy loading features.

• For example, using React.lazy() to dynamically import components only when they are rendered.
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Q1. Protocols used for communication.
Ans. 
Various protocols like TCP/IP, HTTP, SMTP, etc. are used for communication.
• TCP/IP is used for internet communication

• HTTP is used for web browsing

• SMTP is used for email communication
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Q2. How socket communication works ?
Ans. 
Socket communication allows two nodes on a network to communicate with each other by sending and receiving data.
• Socket communication involves a client and a server, where the client initiates the connection and the server waits for incoming connections.

• The client and server each create a socket, which is an endpoint for communication.

• Data is sent and received through the sockets using protocols like TCP or UDP.

• Socket c...read more
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Q1. Diff btwn this and arrow in javascript
Ans. 
The 'this' keyword in JavaScript refers to the current object, while the arrow function does not bind its own 'this'.
• The 'this' keyword in JavaScript refers to the object that is executing the current function.

• Arrow functions do not bind their own 'this' value, instead they inherit the 'this' value from the enclosing lexical context.

• Using 'this' in a regular function can lead to unexpected behavior, especially in neste...read more
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Q2. Diff btwn let, var, const
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let, var, and const are all used to declare variables in JavaScript, but they have different scopes and behaviors.
• let is block-scoped and can be reassigned, var is function-scoped and can be reassigned, const is block-scoped and cannot be reassigned

• Using let:

• let x = 10;

• x = 20; // valid

• Using var:

• var y = 5;

• y = 8; // valid

• Using const:

• const z = 15;

• z = 25; // error, cannot reassign const variable
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Cash world or the digital world

Q1. Education, location, background, Expectations
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