Dubai Electricity & Water Authority (DEWA) ERP Engineer Interview Questions and Answers

Q1. What do u know about firewall
Ans. 
A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
• Firewalls can be hardware or software-based

• They act as a barrier between a trusted internal network and untrusted external network

• Firewalls can block or allow traffic based on IP addresses, ports, protocols, or applications

• Examples of firewalls include Cisco ASA, Palo Alto Netwo
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Q2. Explain Switches
Ans. 
Switches are devices used to connect multiple devices in a network and direct data packets to the appropriate destination.
• Switches operate at the data link layer of the OSI model.

• They use MAC addresses to forward data to the correct port.

• Switches improve network performance by reducing collisions and segmenting traffic.

• Examples of switches include Cisco Catalyst switches and Juniper EX switches.
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Q3. Explain router and routing
Ans. 
A router is a networking device that forwards data packets between computer networks.
• Routers operate at the network layer of the OSI model.

• They use routing tables to determine the best path for data packets to reach their destination.

• Routing involves selecting paths in a network along which to send network traffic.

• Routers can connect different types of networks, such as LANs and WANs.

• Examples of routers include Cisco r
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Q1. First your communication skill then your experience in your feild , and general questions, confidence level and your attitude
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Q1. Related to field.
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Q1. What is the market salery for civil engineer with 12 years experience?
Ans. 
The market salary for a civil engineer with 12 years of experience varies depending on location, company size, and specific skills.
• Market salary can range from $80,000 to $150,000 per year

• Factors such as location (urban vs rural), company size, and industry specialization can impact salary

• Additional certifications or advanced degrees can also increase salary potential
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One question paper of 10 questions.

Q1. Regarding your subject and work experience
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Q1. Your current package and further expectations.
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It was good as well as challenging

Q1. 1- cement testing 2- communication level 3- situation based question 4- awareness and confidence test 5- Techncial based question
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Q1. What is impidance,DGR FUNDAMENTAL AND BASICS
Ans. 
Impedance is the measure of opposition to the flow of electric current in a circuit. DGR fundamental refers to the Dielectric Withstand Voltage test.
• Impedance is measured in ohms and is the combination of resistance, capacitance, and inductance in a circuit.

• DGR fundamental is a test to determine the maximum voltage a material can withstand without breaking down.

• Basics of impedance include understanding the relationship...read more
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