BAXY Diploma Trainee Engineer Interview Questions and Answers

Q1. What is your job role
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Q1. What is difference between earthing and ground
Ans. 
Earthing is the process of connecting electrical systems to the ground to prevent electric shock, while ground refers to the physical connection to the earth.
• Earthing is specifically related to electrical systems, while ground can refer to any physical connection to the earth.

• Earthing is used to prevent electric shock by providing a path for fault currents to flow safely into the ground.

• Grounding can also refer to conn...read more
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2 c++ coding questions will be asked based on the STL and array operations

Q1. Project manager will ask you project related knowledge.
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Q1. Will discuss basic HR round questions and discuss salary.
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Q1. What was compiste model in powe bi
Ans. 
Composite model in Power BI allows combining DirectQuery and Import data sources in a single report.
• Composite model enables users to create relationships between tables from different data sources.

• DirectQuery tables are connected to the data source in real-time, while Import tables are loaded into memory.

• Users can create measures and calculations across both DirectQuery and Import tables in the same report.

• Composite mo...read more
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Q2. Power bi import
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Q1. OOPS concepts - encapsulation , abstraction
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Q2. Java core - exceptions, theory
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Q1. General questions
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Q2. Location preferences , family
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Q1. What is vrrp and harp and how it functions?
Ans. 
VRRP (Virtual Router Redundancy Protocol) and HARP (High Availability Redundancy Protocol) are protocols used for providing redundancy in network routing.
• VRRP is used to provide a virtual IP address that multiple routers can share, ensuring high availability in case of router failure.

• HARP is a proprietary protocol developed by Cisco that also provides redundancy by allowing multiple routers to share a virtual IP addres...read more
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Q2. What is router and firewall and state difference?
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A router is a networking device that forwards data packets between computer networks, while a firewall is a security system that monitors and controls incoming and outgoing network traffic.
• Router directs traffic between different networks based on IP addresses.

• Firewall filters network traffic based on predetermined security rules.

• Routers operate at layer 3 (network layer) of the OSI model, while firewalls operate at la...read more
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Q3. What is dwdm and it's components?
Ans. 
DWDM stands for Dense Wavelength Division Multiplexing, a technology used in fiber optic communications.
• DWDM is a technology that allows multiple data signals to be transmitted simultaneously over a single fiber optic cable.

• Components of DWDM include lasers, multiplexers, demultiplexers, optical amplifiers, and dispersion compensators.

• DWDM systems use different wavelengths of light to carry multiple data streams, incre...read more
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Q4. Osi reference model explanation?
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The OSI reference model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven distinct layers.
• The OSI model stands for Open Systems Interconnection model.

• It helps in understanding how different networking protocols work together.

• Each layer has specific functions and communicates with adjacent layers.

• Examples of layers include physical layer, data link layer, net
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