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Interview Questions and Answers

Conoce las principales preguntas y respuestas de entrevista de CCNA para principiantes y candidatos con experiencia para prepararte para entrevistas laborales.

Total de preguntas: 40 Interview Questions and Answers

La mejor entrevista simulada en vivo que deberias ver antes de una entrevista

Conoce las principales preguntas y respuestas de entrevista de CCNA para principiantes y candidatos con experiencia para prepararte para entrevistas laborales.

Interview Questions and Answers

Busca una pregunta para ver la respuesta.

Pregunta 1

What is the purpose of ARP (Address Resolution Protocol)?

ARP is used to map a 32-bit IP address to a MAC address on a local network, allowing communication between devices.

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Desarrolla tus habilidades con rutas de aprendizaje enfocadas, examenes de practica y contenido listo para entrevistas.

Interview Questions and Answers

La mejor entrevista simulada en vivo que deberias ver antes de una entrevista

Interview Questions and Answers

Preguntas y respuestas para nivel principiante / recien graduados

What is the purpose of ARP (Address Resolution Protocol)?

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What is the role of a router in a network?

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Explain the purpose of ICMP (Internet Control Message Protocol).

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Explain the purpose of the DHCP (Dynamic Host Configuration Protocol).

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What is the purpose of the subnet mask in networking?

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What is the difference between static routing and dynamic routing?

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Explain the difference between half-duplex and full-duplex communication.

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What is the purpose of the ICMP Echo Request and Echo Reply messages?

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What is the purpose of a firewall in network security?

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What is the purpose of the NTP (Network Time Protocol) in networking?

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Explain the purpose of the MAC address in networking.

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Preguntas y respuestas para nivel intermedio / de 1 a 5 anos de experiencia

What is the purpose of the OSI model?

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Explain the difference between TCP and UDP.

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Explain the concept of VLAN (Virtual Local Area Network).

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What is the difference between a hub, switch, and router?

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What is the significance of the 802.1Q standard in networking?

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Explain the purpose of the TCP three-way handshake.

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What is the difference between a collision domain and a broadcast domain?

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What is the role of a DNS (Domain Name System) server?

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Explain the concept of QoS (Quality of Service) in networking.

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What is the purpose of ACLs (Access Control Lists) in routing?

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Explain the concept of NAT overload (PAT - Port Address Translation).

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What is the purpose of the HSRP (Hot Standby Router Protocol)?

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What is the purpose of a proxy server in networking?

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Explain the concept of network segmentation.

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What is the purpose of the Hubs and Spokes topology in networking?

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What is the purpose of SNMP (Simple Network Management Protocol)?

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Explain the concept of PoE (Power over Ethernet).

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What is the purpose of the 802.1X standard in network security?

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Preguntas y respuestas para nivel experimentado / experto

What is subnetting and why is it used?

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What is NAT (Network Address Translation) and why is it used?

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What is STP (Spanning Tree Protocol) and why is it important?

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What is OSPF (Open Shortest Path First) and how does it work?

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What is the purpose of the EIGRP (Enhanced Interior Gateway Routing Protocol)?

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Explain the concept of VLSM (Variable Length Subnet Masking).

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What is the purpose of the BGP (Border Gateway Protocol)?

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Explain the purpose of ARP poisoning in network security.