Six Sigma Soft Solutions Softwaretest Engineer Interview Questions and Answers

Python code for array

Computerized test based on simpel math questions

Q1. Basics questions on experience related
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Q1. Whats is Denpendency injection?
Ans. 
Dependency injection is a design pattern in which components are given their dependencies rather than creating them internally.
• Allows for easier testing by injecting mock dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Examples: Constructor injection, Setter injection, Interface injection
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Q2. What is middleware
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Middleware is software that acts as a bridge between different applications, allowing them to communicate and share data.
• Middleware facilitates communication between different software applications

• It can handle tasks such as message queuing, data transformation, and security

• Examples of middleware include message brokers like RabbitMQ, ESBs like MuleSoft, and API gateways like Kong
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Q1. About the design pattern
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Q2. Coding questions in stream api
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Q1. What is iscsi in san
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iSCSI is a protocol used to transmit SCSI commands over IP networks.
• iSCSI stands for Internet Small Computer System Interface.

• It allows block-level access to storage devices over a network.

• It uses TCP/IP to transmit SCSI commands and data over IP networks.

• iSCSI targets are storage devices that can be accessed by iSCSI initiators.

• iSCSI is commonly used in SAN (Storage Area Network) environments.
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Q2. What is raid and explain r5
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RAID stands for Redundant Array of Independent Disks. RAID 5 is a type of RAID that uses block-level striping with distributed parity.
• RAID is a technology that combines multiple physical hard drives into a single logical unit for data redundancy and performance improvement.

• RAID 5 requires at least three disks and uses parity data to provide fault tolerance.

• In RAID 5, data is striped across all disks with parity data di...read more
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Q1. What is load testing
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Load testing is a type of performance testing that simulates real-world usage to evaluate how a system performs under specific conditions.
• Simulates real-world usage to test system performance

• Measures response times, throughput, and resource utilization

• Helps identify bottlenecks and optimize system performance

• Examples: testing how a website handles a large number of simultaneous users or how an application performs unde...read more
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Q2. What is regression testing
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Regression testing is the process of retesting software after changes to ensure that previously working features still work correctly.
• Regression testing is performed to make sure that new code changes have not adversely affected existing functionality.

• It involves running previously executed test cases to verify that no new bugs have been introduced.

• Regression testing helps in maintaining the overall quality and stabili...read more
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Java code , oops, sql , spring bbot

Q1. Maximum area of Stack
Ans. 
The maximum area of a stack is determined by the size of the stack and the items it can hold.
• The maximum area of a stack is calculated by multiplying the height of the stack by the width of the stack.

• For example, if a stack has a height of 10 units and a width of 5 units, the maximum area would be 50 square units.
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Q2. Length of longest substring
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Find the length of the longest substring without repeating characters.
• Iterate through the string and keep track of the characters seen so far in a set.

• Use two pointers to mark the start and end of the current substring.

• Update the maximum length of the substring as you iterate through the string.
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