Ericsson FME Engineer Interview Questions and Answers

Q1. What is networking
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Q2. Explain in detail OSI model
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Q3. What is switch and routers
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Q1. Tell me about your self.
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Q2. What is RAN, VLAN, 4G,5G, incident management.
Ans. 
RAN stands for Radio Access Network, VLAN is Virtual Local Area Network, 4G and 5G are mobile network technologies, and incident management involves handling and resolving network issues.
• RAN (Radio Access Network) is a part of a mobile telecommunication system that connects individual devices to other parts of a network through radio connections.

• VLAN (Virtual Local Area Network) is a technology that allows multiple net...read more
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Q1. Tell me about BT, strength and weakness, small technical talk from my cv.
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Q2. Switch , router , modem questions.
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Q1. 1.what is the port no used by DHCP?
Ans. 
The port number used by DHCP is 67 (server) and 68 (client).
• Port 67 is used by DHCP server to listen for client requests

• Port 68 is used by DHCP client to send requests to the server

• DHCP uses UDP protocol for communication
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Q2. 2.OSPF states ? 3.VTP Pruning? 4.what is DHCP? 5.what is Reverse ARP and how it is different from DHCP?
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Q3. 3.They will give you Ip address and mask you need to tell the pools of Ip's?
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Q4. 4.What is ISIS and MDLS
Ans. 
ISIS and MDLS are protocols used in networking for routing and network management.
• ISIS (Intermediate System to Intermediate System) is a routing protocol used to exchange routing information between network devices.

• MDLS (Management Data Input/Output Link Service) is a protocol used for network management tasks such as monitoring and configuration.

• ISIS is commonly used in large enterprise networks and internet service p...read more
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Q1. Tell us about yourself and your family?
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Q2. Tell us about your strength
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Q3. Tell us about your weakness
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Q1. What is 2G Technology
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2G technology refers to second-generation mobile network technology that allows for digital voice and limited data transmission.
• 2G technology was introduced in the early 1990s and replaced 1G technology.

• It enabled features like SMS, MMS, and basic internet browsing.

• Examples of 2G technologies include GSM (Global System for Mobile Communications) and CDMA (Code Division Multiple Access).
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Q2. What is 3G technology
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3G technology refers to the third generation of mobile telecommunications technology, offering faster data transfer speeds and improved network capacity.
• 3G technology allows for faster internet browsing and multimedia streaming on mobile devices

• It enables video calling and mobile TV services

• Examples of 3G technologies include UMTS (Universal Mobile Telecommunications System) and CDMA2000
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Q3. What is 4G Technology
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4G technology is the fourth generation of mobile telecommunications technology, offering faster data speeds and improved network reliability.
• 4G stands for fourth generation and is the successor to 3G technology

• Provides faster data speeds for browsing, streaming, and downloading

• Offers improved network reliability and coverage compared to previous generations

• Supports advanced features like VoLTE (Voice over LTE) and vide...read more
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Q4. What is 5G Technology
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5G technology is the fifth generation of mobile networks, offering faster speeds, lower latency, and increased capacity for wireless communication.
• 5G technology provides faster download and upload speeds compared to 4G LTE.

• It has lower latency, meaning less delay in data transmission.

• 5G networks can support more devices simultaneously, making it ideal for IoT applications.

• It enables new technologies like self-driving c...read more
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Q5. What is TCP Ip protocol?
Ans. 
TCP/IP is a set of rules governing the exchange of data over the internet.
• TCP/IP stands for Transmission Control Protocol/Internet Protocol.

• It is a suite of communication protocols used to connect devices on the internet.

• TCP ensures that data is delivered reliably and in order.

• IP is responsible for addressing and routing data packets.

• Examples of TCP/IP applications include web browsing, email, and file transfer.
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Math ,reasoning, average ,persentage

Q1. Basic electrical
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Q2. Transformer ,genration , power system
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Q3. Electrical fitting related
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Q4. Generator, distribution of electrical supply
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Q5. What is the function of residence
Ans. 
The function of a residence is to provide shelter, security, and comfort for individuals or families.
• Provides shelter from the elements

• Offers security and privacy

• Creates a comfortable living environment

• Can serve as a place for socializing and relaxation
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Q6. What is function on fuse , circuit breaker
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Fuses and circuit breakers are safety devices used to protect electrical circuits from overloads and short circuits.
• Fuses are designed to melt and break the circuit when there is an overload or short circuit, preventing damage to the circuit or equipment.

• Circuit breakers are switches that automatically trip when there is an overload or short circuit, cutting off the flow of electricity.

• Fuses need to be replaced after t...read more
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Questions about networking and English

Q1. Questions about technical knowledge of network
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Q2. What is arp? What is HSRP? WHAT IS GLBP? WHAT IS NAT
Ans. 
ARP is a protocol used to map an IP address to a physical MAC address on a local network.
• ARP stands for Address Resolution Protocol.

• It operates at the Data Link Layer of the OSI model.

• ARP is used to resolve IP addresses to MAC addresses.

• It is essential for communication between devices on the same network.

• ARP requests are broadcasted to all devices on the network.

• Example: When a computer wants to send data to another d...read more
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