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A singleton is a design pattern that restricts the instantiation of a class to one object.
Singleton pattern ensures that a class has only one instance and provides a global point of access to it.
Commonly used in scenarios where only a single instance of a class is needed, such as database connections or logging.
Leetcode Problem: Implement a Singleton Class - Design a class that has a method getInstance() which returns ...
I applied via Recruitment Consultant and was interviewed before Nov 2020. There were 3 interview rounds.
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I applied via Referral and was interviewed before Mar 2021. There were 4 interview rounds.
The OSI model is a conceptual model that describes how data is transmitted over a network.
The model has 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer has a specific function and communicates with the layers above and below it.
The model helps ensure interoperability between different network devices and software.
Example: When you send an email, the application layer...
posted on 28 Aug 2022
I applied via Approached by Company and was interviewed in Jul 2022. There was 1 interview round.
Fiber operations involve the installation, maintenance, and repair of fiber optic cables for telecommunications and internet services.
Installation of fiber optic cables
Maintenance of fiber optic cables
Repair of fiber optic cables
Testing and troubleshooting fiber optic cables
Working with fiber optic equipment and tools
Ensuring safety protocols are followed
Collaborating with other teams to ensure efficient operations
posted on 23 Apr 2021
I applied via Naukri.com and was interviewed in Oct 2020. There was 1 interview round.
I applied via Referral
I applied via Referral and was interviewed before Mar 2021. There were 4 interview rounds.
The OSI model is a conceptual model that describes how data is transmitted over a network.
The model has 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.
Each layer has a specific function and communicates with the layers above and below it.
The model helps ensure interoperability between different network devices and software.
Example: When you send an email, the application layer...
I applied via Referral and was interviewed in Aug 2021. There were 3 interview rounds.
based on 1 interview
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