State Street Corporation Production Engineer Interview Questions and Answers

Topics that where coverd in MCQ test are OS, DBMS, OOPS, AND some CS fundamentals

Q1. What is #include
Ans. 
The #include directive is used in C and C++ programming languages to include the contents of another file in the current file.
• Used to include header files that contain function prototypes and declarations

• Improves code organization and reusability

• Example: #include includes the standard input/output library in the current file
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Q2. What are pointers
Ans. 
Pointers are variables that store memory addresses of other variables in programming languages like C and C++.
• Pointers are used to directly access and manipulate memory locations.

• They are often used for dynamic memory allocation and deallocation.

• Pointers can be used to pass variables by reference to functions.

• Example: int *ptr; // declaring a pointer variable
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Q3. What is main difference between Java and cpp
Ans. 
Java is platform-independent, object-oriented language while C++ is platform-dependent, procedural language.
• Java is platform-independent, meaning it can run on any platform with the help of Java Virtual Machine (JVM)

• C++ is platform-dependent, meaning the code needs to be compiled separately for each platform

• Java is an object-oriented language with features like inheritance, encapsulation, and polymorphism

• C++ is a proce...read more
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Q1. Job discussion, quality questions
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GD with panel of 6 members

Auto lending case study and framework used

Q1. Pay related questions
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Q2. How to ensure quality
Ans. 
Ensuring quality involves implementing strict quality control measures and continuous monitoring of production processes.
• Implementing quality control measures such as regular inspections and testing

• Training employees on quality standards and procedures

• Utilizing quality management systems to track and analyze production data

• Addressing any issues or defects promptly to prevent reoccurrence
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Panel of 6 members were present

Q1. Have you faced a challenging situation at work , what was it ?
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Q2. How do priortise a new requirement in middle of sprint
Ans. 
Prioritizing a new requirement in the middle of a sprint involves evaluating impact, discussing with team, adjusting sprint plan if necessary.
• Evaluate the impact of the new requirement on current sprint goals and timeline

• Discuss the new requirement with the team to understand feasibility and potential adjustments needed

• Adjust the sprint plan if necessary, considering trade-offs and impact on overall project timeline

• Com...read more
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Q3. How does security work for an API
Ans. 
Security for an API involves authentication, authorization, encryption, and monitoring.
• Implement authentication mechanisms such as API keys, OAuth, or JWT tokens

• Use authorization to control access to API resources based on user roles and permissions

• Encrypt sensitive data transmitted over the API using HTTPS

• Monitor API traffic for suspicious activity and potential security breaches
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Q1. Why do you want to work for wells fargo?
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Work / task prioritisation

Q1. Work related questions ask generally
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Q2. Finance knowledge texted during interview
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Q1. How AMEX makes money?
Ans. 
American Express makes money primarily through fees charged to merchants and cardholders, as well as interest on outstanding balances.
• AMEX charges merchants a fee for accepting their cards, known as interchange fees.

• Cardholders pay annual fees, late fees, and interest on balances carried over from month to month.

• AMEX also earns revenue from its travel services, insurance products, and investment services.

• The company ma...read more
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Q2. How AMEX is different from Visa/Master card?
Ans. 
AMEX offers charge cards while Visa/Mastercard offer credit cards. AMEX has higher fees but better rewards.
• AMEX is a charge card, requiring full payment each month, while Visa/Mastercard offer credit cards with the option to carry a balance.

• AMEX typically has higher annual fees compared to Visa/Mastercard.

• AMEX is known for its premium rewards and benefits, catering to a more affluent customer base.

• Visa/Mastercard are a...read more
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Q1. Strengths or Weakness
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