YuppTV Scala Developer Interview Questions and Answers

Q1. Difference between string and string builder.
Ans. 
String is immutable, while StringBuilder is mutable and more efficient for concatenating strings.
• String is immutable, meaning once created, its value cannot be changed. StringBuilder is mutable, allowing for modifications without creating new objects.

• String concatenation creates a new string object each time, while StringBuilder modifies the existing object directly.

• StringBuilder is more efficient for concatenating mul...read more
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Q2. What is async and await
Ans. 
Async and await are keywords in JavaScript used to work with asynchronous code.
• Async is used to define a function as asynchronous, allowing it to run in the background without blocking the main thread.

• Await is used to pause the execution of an async function until a Promise is settled, and then resumes the function with the resolved value.

• Async/await is a more readable and cleaner way to write asynchronous code compare...read more
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Q1. Define about RF
Ans. 
RF stands for Radio Frequency, a technology used for wireless communication and data transmission.
• RF is commonly used in various applications such as WiFi, Bluetooth, and cellular networks.

• RF signals are transmitted through antennas and can travel long distances.

• RF technology is also used in RFID systems for tracking and identification purposes.
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Q1. NORMAL QUESTION NOYHING ELES
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Q2. FOCUS YOUR C,V AND EXEL MUST LEARN V LOOK UP
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Q1. PREVIOUS EXPERIENCE
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Q1. FOR PREVIOUS AND CURRENT CTC
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Q1. Taking interview in senior manager fully conducted in past experience
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Q1. What is optical Planning about ofc projects Material management Man power management
Ans. 
Optical planning involves managing projects, materials, and manpower for optical fiber cable installations.
• Optical planning focuses on designing and implementing optical fiber cable projects.

• Material management includes procuring, storing, and distributing necessary materials for the projects.

• Manpower management involves assigning tasks, scheduling work, and ensuring efficient use of resources.

• Examples: Creating a deta...read more
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Q1. Last Experience Related Questions.
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Technical aspects about linked list,trees, stacks

Topic related to humanities