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Network engineer interview most asked questions

Quiz by Vikas Swami

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18 questions
Show answers
  • Q1
    What is the purpose of subnetting in networking?
    To improve network security.
    To divide a network into smaller subnetworks.
    To increase the number of available IP addresses.
    To establish faster network connections.
    30s
  • Q2
    What is the purpose of VLANs in networking?
    To enhance IP address management.
    To increase network speed.
    To secure network communications.
    To logically segment a network into virtual LANs.
    To limit network access.
    30s
  • Q3
    What is the purpose of DHCP in networking?
    To monitor network traffic.
    To establish secure VPN connections.
    To optimize routing in a network.
    To manage DNS settings.
    To dynamically assign IP addresses to devices on a network.
    30s
  • Q4
    What is the purpose of a firewall in networking?
    To amplify network signals for extended reach.
    To diagnose and troubleshoot network issues.
    To encrypt network data for secure communication.
    To manage network devices and configurations.
    To filter and control network traffic based on predetermined security rules.
    30s
  • Q5
    What is the purpose of a DNS server in networking?
    To translate domain names into IP addresses.
    To optimize network performance.
    To regulate network traffic flow.
    To establish secure remote access to a network.
    To monitor network bandwidth usage.
    30s
  • Q6
    What is the purpose of NAT in networking?
    To optimize network routing tables.
    To monitor network traffic for security breaches.
    To increase network bandwidth.
    To manage network switches and routers.
    To translate IP addresses between private and public networks.
    30s
  • Q7
    What is the purpose of OSPF in networking?
    To filter and control network traffic.
    To allocate IP addresses to devices on a network.
    To segment a network into virtual LANs.
    To encrypt network data for secure communication.
    To dynamically exchange routing information between routers.
    30s
  • Q8
    What is the purpose of SNMP in networking?
    To translate domain names into IP addresses.
    To optimize network routing tables.
    To dynamically assign IP addresses to devices.
    To establish secure VPN connections.
    To monitor and manage network devices.
    30s
  • Q9
    What is the purpose of a subnet mask in networking?
    To filter and control network traffic.
    To determine the network and host portions of an IP address.
    To establish secure remote access to a network.
    To dynamically assign IP addresses to devices.
    To translate domain names into IP addresses.
    30s
  • Q10
    What is the purpose of an IP address in networking?
    To uniquely identify a device on a network.
    To secure network communications.
    To divide a network into smaller subnetworks.
    To filter and control network traffic.
    To dynamically assign IP addresses to devices.
    30s
  • Q11
    What is a subnet mask used for?
    To encrypt network traffic for secure communication.
    To determine the network and host portion of an IP address.
    To provide redundancy and fault tolerance in a network.
    To translate domain names into IP addresses.
    30s
  • Q12
    What is the purpose of Quality of Service (QoS) in a network?
    To provide redundancy and fault tolerance in a network.
    To filter and block unwanted network traffic.
    To encrypt network traffic for secure communication.
    To prioritize certain types of network traffic over others.
    30s
  • Q13
    What is the purpose of VLAN tagging?
    To allow devices to communicate across different networks.
    To increase network performance by aggregating multiple links.
    To provide security by encrypting network traffic.
    To identify and separate network traffic into different broadcast domains.
    30s
  • Q14
    What is the purpose of a default gateway in a network?
    To provide a path for network devices to communicate with devices on other networks.
    To encrypt network traffic for secure communication.
    To filter and block unwanted network traffic.
    To increase network performance by aggregating multiple links.
    30s
  • Q15
    What is the purpose of a DNS (Domain Name System) server?
    To prioritize certain types of network traffic over others.
    To provide redundancy and fault tolerance in a network.
    To translate domain names into IP addresses.
    To determine the network and host portion of an IP address.
    30s

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