Salesforce Senior Technical Staff Member Interview Questions and Answers

Q1. Buy and sell stock 1
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Q2. How does auto complete work
Ans. 
Auto complete works by predicting and suggesting possible words or phrases as a user types in a search bar or text field.
• Auto complete uses algorithms to predict and suggest words based on the input provided by the user.

• It can be based on previous searches, popular searches, or context of the current search.

• Auto complete can also offer suggestions based on the first few letters typed by the user.

• Examples: Google search...read more
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Q3. Design a async system to send notification to users
Ans. 
Design an async system to send notifications to users
• Use a message queue system like RabbitMQ or Kafka to handle asynchronous communication

• Implement a notification service that processes and sends notifications based on user preferences

• Utilize push notifications for mobile devices and email notifications for desktop users

• Include error handling and retry mechanisms to ensure delivery of notifications
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Q4. Design a online shopping system Functional req: catalog system, payment and notifications system
Ans. 
Design an online shopping system with catalog, payment, and notifications systems.
• Implement a user-friendly catalog system with search and filter options

• Integrate secure payment gateways for seamless transactions

• Set up automated notifications for order confirmations, shipping updates, and promotions
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Q5. Some puzzle about the candle stick
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Q6. Clone the graph
Ans. 
Cloning a graph involves creating a deep copy of the original graph structure.
• Create a new graph object

• Iterate through the nodes of the original graph

• For each node, create a corresponding node in the new graph and add it to the new graph

• For each edge in the original graph, add a corresponding edge in the new graph
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Aptitude consists of reasoning, codes etc

Q1. How do you motivate your team
Ans. 
I motivate my team by setting clear goals, providing regular feedback, recognizing achievements, and fostering a positive work environment.
• Setting clear goals and expectations

• Providing regular feedback and constructive criticism

• Recognizing and rewarding achievements

• Fostering a positive work environment through team-building activities and open communication
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Q2. String code in python
Ans. 
String manipulation in Python
• Use string methods like split(), join(), replace(), etc.

• Remember that strings are immutable in Python

• Be mindful of string concatenation efficiency
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Q1. Pattern code right angle triangle
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Q2. Tell me about your project
Ans. 
Developed a mobile app for tracking daily water intake and setting hydration goals.
• Used React Native for front-end development

• Implemented Firebase for backend database and authentication

• Included features like daily reminders and progress tracking

• Received positive feedback from users on user-friendly interface
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Q1. Who is your motivation
Ans. 
My motivation is my family and the desire to make them proud.
• Family is my biggest motivation

• I want to succeed to provide a better life for my loved ones

• Their support drives me to work harder

• Seeing their happiness when I achieve my goals fuels my determination
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Q2. Tell me about your project
Ans. 
Developed a mobile application for tracking daily water intake
• Designed user-friendly interface for inputting water consumption

• Implemented reminder notifications to encourage regular hydration

• Integrated with health tracking apps to provide comprehensive health data

• Received positive feedback from users on improved hydration habits
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Q1. Design parking lot
Ans. 
Design a parking lot with efficient layout and features
• Consider the size and layout of the parking lot

• Include designated spots for different types of vehicles (compact, regular, handicapped)

• Implement a clear signage system for easy navigation

• Incorporate security measures such as lighting and surveillance cameras

• Include payment options for parking fees (e.g. ticket machines, mobile app)

• Consider environmental factors lik
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Q1. Related to Software Testing Process Coding questions Puzzle
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Q2. How to get individual character from string
Ans. 
Use indexing to access individual characters from a string.
• Use square brackets and the index number to access a specific character in the string.

• Remember that indexing starts at 0 in most programming languages.

• Example: str = 'hello', to get the first character 'h', use str[0].
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Q1. Coding Questions
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Q1. Managerial round
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Q1. What is the process for designing a thread-safe concurrent transaction application?
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Q2. Find middle element of linkedlist
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Q1. Quick sorting is asked in this round
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Q2. Tree traversal was asked
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Q1. Merge sort was asked
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Q2. Binary search was asked
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Algorithm based coding round

Q1. Hard problem solved during project work
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Q2. Most used technologies during work
Ans. 
The most used technologies during work include Java, Spring Boot, AWS, Docker, and Kubernetes.
• Java

• Spring Boot

• AWS

• Docker

• Kubernetes
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Q1. Tentative Date of joining
Ans. 
I am available to join within 2 weeks of receiving an offer.
• Available to join within 2 weeks of receiving offer

• Flexible with start date if needed

• Can start immediately if required
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Q2. Salary expectation
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