CCNA 200-301 Fundamentos De Las Redes

168 Questions | Total Attempts: 92

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CCNA 200-301 Fundamentos De Las Redes - Quiz

Este examen esta creado con el fin de practicar posibles preguntas de la certificación CCNA 200-301 Routing and Switching.


Questions and Answers
  • 1. 
    What is a computer network?
    • A. 

      It is a set of interconnected devices that use packet switching for the exchange of services, information or resources

    • B. 

      It is a set of interconnected devices that use circuit switching

    • C. 

      It is a set of interconnected devices that exchange resources, information or services

    • D. 

      It is a set of interconnected devices that use packet switching

    • E. 

      It is a group of devices connected only by fiber optics or copper cables

  • 2. 
    What are the protocols?
    • A. 

      They are network models (OSI and TCP / IP)

    • B. 

      They are a mechanism created by ARPANET to achieve communication between 2 devices

    • C. 

      They are a mechanism used by packet switched networks

    • D. 

      Set of rules that indicate how to carry out an activity

    • E. 

      They are a type of transmission medium that we can use to send our packets over the network.

  • 3. 
    What are the characteristics of packet switched networks? (3 options)
    • A. 

      The information is broken or divided into pieces called packages

    • B. 

      Dedicated circuits are used to send packets

    • C. 

      The number of users that can use the network is defined by the number of circuits on the network

    • D. 

      No specific path is used for information transfer between devices

    • E. 

      Network resources are shared

    • F. 

      Network resources are not shared

  • 4. 
    What is the network model currently used by all computers in the world?
    • A. 

      TCP/IP

    • B. 

      OSI

    • C. 

      DECnet

    • D. 

      XNS

  • 5. 
    Which of the following options are characteristic of the circuit-switched method? (2 options)
    • A. 

      The information exchanged between 2 devices can use different circuits

    • B. 

      Network resources are shared

    • C. 

      The number of users that can use the network is defined by the number of circuits on the network

    • D. 

      The information is broken or divided into pieces called packages

    • E. 

      A specific path is used for the transfer of information between devices

  • 6. 
    What is the function of a network model?
    • A. 

      It is to describe the function of each layer and how the layers interact for communication compliance

    • B. 

      It is to allow designing a computer network according to the number of users and services offered

    • C. 

      The network model dictates the equipment that must be used in each layer for communication compliance

    • D. 

      The network model is a suggestion of how circuit switched networks should work, packet switched networks do not use network models

  • 7. 
    What were the arguments for using TCP / IP instead of OSI? (2 options)
    • A. 

      TCP / IP was easier to implement

    • B. 

      The TCP / IP model was free to use from the moment of its creation

    • C. 

      Networks working with TCP / IP were easier to explain

    • D. 

      Implementations with the OSI model had many flaws

  • 8. 
    What are LAN networks?
    • A. 

      They are networks in which the devices communicate over short distances (meters)

    • B. 

      They are networks that use the OSI model to communicate

    • C. 

      They are networks in which the devices communicate through wireless means

    • D. 

      They are networks in which the devices communicate over considerable distances (kilometers)

    • E. 

      They are networks that use the XNS model to communicate

  • 9. 
    What are WLAN networks?
    • A. 

      They are networks that use fiber optic cables to interconnect devices

    • B. 

      They are networks in which the devices communicate over considerable distances (kilometers)

    • C. 

      They are networks in which the devices communicate through wireless means

    • D. 

      They are networks that use OSI protocols

    • E. 

      They are networks in which the devices communicate over short distances (meters)

  • 10. 
    What are the general characteristics that all computer networks must have to provide a good user experience? (4 options)
    • A. 

      Scalability

    • B. 

      Performance

    • C. 

      Fault tolerance

    • D. 

      QoS

    • E. 

      Security

    • F. 

      Packet switching

  • 11. 
    Which characteristic of the network does the following statement refer to: "The network must always be available to users."
    • A. 

      Fault tolerance

    • B. 

      Scalability

    • C. 

      Performance

    • D. 

      Security

    • E. 

      QoS

  • 12. 
    Which feature of the network is referenced in the following statement: "The network can grow / expand without affecting end-user service."
    • A. 

      Performance

    • B. 

      Fault tolerance

    • C. 

      QoS

    • D. 

      Security

    • E. 

      Scalability

  • 13. 
    Which characteristic of the network does the following statement refer to: "telephony traffic has priority over data traffic"
    • A. 

      Performance

    • B. 

      Scalability

    • C. 

      Security

    • D. 

      Fault tolerance

    • E. 

      QoS

  • 14. 
    Which feature of the network is referenced by the following statement: "Traffic may take another path if there are failures in intermediate devices."
    • A. 

      Performance

    • B. 

      Fault tolerance

    • C. 

      Scalability

    • D. 

      Security

    • E. 

      QoS

  • 15. 
    To which characteristic of the network does the following statement refer: "If a switch fails, the user does not feel the impact on its services"
    • A. 

      QoS

    • B. 

      Fault tolerance

    • C. 

      Security

    • D. 

      Scalability

  • 16. 
    Which network feature is referenced in the following statement: "Physical access to network devices must be protected."
    • A. 

      Fault tolerance

    • B. 

      Scalability

    • C. 

      Security

    • D. 

      QoS

  • 17. 
    Which network device does the following image refer to?
    • A. 

      Router

    • B. 

      Access-point

    • C. 

      Switch

    • D. 

      Server

    • E. 

      Firewall

  • 18. 
    What is an end device?
    • A. 

      A device that initiates communication and agrees to communicate over the network

    • B. 

      It is a network equipment that transfers packets from one point to another on the network

    • C. 

      It is a device that prevents the passage of network traffic based on policies

    • D. 

      It is a device that ends computer sessions

  • 19. 
    Which statement is true?
    • A. 

      A server can receive multiple requests for different services or the same service but not at the same time

    • B. 

      A server can only receive multiple requests for different services

    • C. 

      A server can only receive multiple requests for the same service

    • D. 

      None of the above

    • E. 

      Un servidor puede recibir múltiples solicitudes de un mismo servicio y de diferentes servicios al mismo tiempo

  • 20. 
    What are the functions of the Network layer? (2 options)
    • A. 

      Routing

    • B. 

      Addressing

    • C. 

      Secure transport of data over the network

    • D. 

      Flow control

    • E. 

      Congestion control

    • F. 

      Establish sessions between devices

  • 21. 
    The PDU that is used in the network layer is called ...
    • A. 

      Packet

    • B. 

      Frame

    • C. 

      Bits

    • D. 

      Data

    • E. 

      Segmets

    • F. 

      Datagram

  • 22. 
    What is the minimum size of the IPv4 header?
    • A. 

      20 bytes

    • B. 

      20 bits

    • C. 

      40 bytes

    • D. 

      40 bits

    • E. 

      8 bytes

    • F. 

      8 bits

    • G. 

      0 bytes/bits

  • 23. 
    What is the maximum size of the IPv4 header?
    • A. 

      20 bytes

    • B. 

      20 bits

    • C. 

      60 bytes

    • D. 

      60 bits

    • E. 

      40 bits

    • F. 

      40 bytes

  • 24. 
    What would be the size of the IPv4 header if we have the decimal value "5" in the "header length" field?
    • A. 

      5 bytes

    • B. 

      0 bytes

    • C. 

      50 bytes

    • D. 

      20 bytes

    • E. 

      25 bytes

  • 25. 
    What would be the size of the IPv4 header if we have the decimal value "15" in the "header length" field?
    • A. 

      60 bytes

    • B. 

      40 bytes

    • C. 

      20 bytes

    • D. 

      15 bytes

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