Oracle Solaris 11 - Networking

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Oracle Solaris 11 - Networking - Quiz


Questions and Answers
  • 1. 

    Which command is used in manual network configuration mode?

    • A.

      Prtconf

    • B.

      Tncfg

    • C.

      Ifconfig

    • D.

      Sysconfig

    Correct Answer
    C. Ifconfig
    Explanation
    In manual network configuration mode, the command "ifconfig" is used. This command allows users to configure and manage network interfaces on a system. It can be used to assign IP addresses, enable or disable interfaces, set netmasks, configure routing, and perform various other network-related tasks. Therefore, "ifconfig" is the correct command to use in manual network configuration mode.

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  • 2. 

    Which command is used in automatic network configuration mode?

    • A.

      Tncfg & ipadm

    • B.

      Ifconfig & ipadm

    • C.

      Sysconfig & dladm

    • D.

      Ipadm & dladm

    Correct Answer
    D. Ipadm & dladm
    Explanation
    The command "ipadm" is used for network configuration in the automatic network configuration mode. Additionally, the command "dladm" is also used for network configuration. Both commands are commonly used in configuring and managing network interfaces and IP addresses in various operating systems.

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  • 3. 

    What is the new network driver framework introduced in Solaris 11 ?

    • A.

      RDMA

    • B.

      SDP

    • C.

      GLDv3

    • D.

      MAC

    Correct Answer
    C. GLDv3
    Explanation
    GLDv3 is the new network driver framework introduced in Solaris 11. It stands for "Generic LAN Driver version 3". This framework provides a standardized interface between the network drivers and the networking stack in Solaris 11. It allows for improved performance, scalability, and flexibility in network driver development and management. GLDv3 supports various network technologies and provides a common set of APIs for network driver developers to use.

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  • 4. 

    What is use of GLDv3? (2 correct answers)

    • A.

      Ability to support SDP layers other than ethernet

    • B.

      Link aggregation

    • C.

      Ability to support MAC layers other than Ethernet

    • D.

      Basic ethernet bridging support

    Correct Answer(s)
    B. Link aggregation
    C. Ability to support MAC layers other than Ethernet
    Explanation
    GLDv3 is used for link aggregation, which allows multiple physical links to be combined into a single logical link, increasing bandwidth and providing redundancy. It also supports MAC layers other than Ethernet, enabling the use of different types of media access control protocols.

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  • 5. 

    Name MAC layers other than Ethernet ? (2 correct answers)

    • A.

      IP tunnels

    • B.

      RSMLT

    • C.

      Infiniband

    • D.

      Internetwork Packet Exchange

    Correct Answer(s)
    A. IP tunnels
    C. Infiniband
    Explanation
    The MAC layers other than Ethernet are IP tunnels and Infiniband. IP tunnels are used to encapsulate IP packets within another IP packet, allowing them to be transmitted over a different network. Infiniband is a high-speed networking technology commonly used in high-performance computing environments. Both of these MAC layers provide alternative methods for transmitting data and have different features and capabilities compared to Ethernet.

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  • 6. 

    Which command is used for changing MAC addresses in Oracle Solaris 11 ?

    • A.

      Chmac

    • B.

      Dladm

    • C.

      Dlmac

    • D.

      Sysmac

    Correct Answer
    B. Dladm
    Explanation
    The correct answer is "dladm". In Oracle Solaris 11, the "dladm" command is used for managing and configuring network interfaces. It can be used to change the MAC address of a network interface. The "chmac" command is not a valid command in Oracle Solaris 11. The "dlmac" and "sysmac" commands are also not valid commands in Oracle Solaris 11.

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  • 7. 

    Enhancements to dladm provides? (2 correct answers)

    • A.

      The ability to allow links to be renamed

    • B.

      The ability to set properties for NIC drivers using a common command

    • C.

      The ability to allow links to be renamed, excluding non-GLDv3 links

    • D.

      The ability to set properties for VNIC drivers using a common command

    Correct Answer(s)
    A. The ability to allow links to be renamed
    B. The ability to set properties for NIC drivers using a common command
    Explanation
    The enhancements to dladm provide the ability to rename links and set properties for NIC drivers using a common command. This means that users can easily change the names of their network links and configure properties for their NIC drivers without having to use multiple commands or interfaces. These enhancements improve the overall usability and efficiency of managing network links and NIC drivers.

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  • 8. 

    How does VNICs, virtual switches and interconnects, VLANs, and routing and firewall functionality help in Networking virtualization? (2 correct answers)

    • A.

      It mirrors the the distributed computing environment which is consolidated on a single network for prototyping, testing and deployments

    • B.

      It consolidates an entire distributed computing environment on a single system for prototyping, testing and deployments

    • C.

      It consolidates an entire distributed computing environment on a multiple systems for prototyping, testing and deployments

    • D.

      Removes the restriction of physical network devices attached to the system

    Correct Answer(s)
    B. It consolidates an entire distributed computing environment on a single system for prototyping, testing and deployments
    D. Removes the restriction of physical network devices attached to the system
    Explanation
    VNICs, virtual switches and interconnects, VLANs, and routing and firewall functionality help in networking virtualization by consolidating an entire distributed computing environment onto a single system for prototyping, testing, and deployments. This allows for easier management and control of the network infrastructure. Additionally, this virtualization removes the restriction of physical network devices attached to the system, providing more flexibility and scalability in network configurations.

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  • 9. 

    How does Network resource management enables any organization to create OS-enforced network sharing policies?

    • A.

      Allows setting bandwidth limits on interconnects, and assigning CPU resource limits for servicing the interconnects

    • B.

      Allows setting bandwidth limits on NICs/VNICs, and assigning GLDv3 resource limits for servicing the NICs/VNICs

    • C.

      Allows setting bandwidth limits on VLANs, and assigning CPU resource limits for servicing the VLANs

    • D.

      Allows setting bandwidth limits on NICs/VNICs, and assigning CPU resource limits for servicing the NICs/VNICs

    Correct Answer
    D. Allows setting bandwidth limits on NICs/VNICs, and assigning CPU resource limits for servicing the NICs/VNICs
    Explanation
    Network resource management enables any organization to create OS-enforced network sharing policies by allowing them to set bandwidth limits on NICs/VNICs and assign CPU resource limits for servicing the NICs/VNICs. This means that the organization can control the amount of network bandwidth that each NIC/VNIC can utilize, as well as allocate a specific amount of CPU resources for handling the network traffic. By doing so, the organization can ensure fair and efficient network sharing among different users or applications within the network.

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  • 10. 

    All non-global zones including Solaris 10 zones can have its own exclusive IP stack using VNICs with the limitation of dedicating a physical NIC to a zone.

    • A.

      True

    • B.

      False

    Correct Answer
    B. False
    Explanation
    Non-global zones, including Solaris 10 zones, can have their own exclusive IP stack using VNICs without the limitation of dedicating a physical NIC to a zone. In Solaris 10, VNICs were introduced to allow zones to have their own virtual network interfaces, which can be configured with their own IP addresses and network settings. This allows for more flexibility in network configuration and eliminates the need to dedicate a physical NIC to each zone. Therefore, the correct answer is False.

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  • 11. 

    Administrators can switch between automatic and manual networking by enabling Automatic or DefaultFixed network configuration profile, or by creating their own profile using which command line utilities? (2 correct answers)

    • A.

      Netadm

    • B.

      Dladm

    • C.

      Netcfg

    • D.

      Ifconfig

    Correct Answer(s)
    A. Netadm
    C. Netcfg
    Explanation
    Administrators can switch between automatic and manual networking by using the command line utilities netadm and netcfg. Netadm is a command line tool used to manage network profiles in Oracle Solaris. It allows administrators to enable or disable network profiles, switch between automatic and manual networking, and configure network interfaces. Netcfg is another command line utility that allows administrators to create and manage network profiles. It provides a flexible and customizable way to configure network interfaces and switch between different network configurations. Both netadm and netcfg are powerful tools that administrators can use to control and manage networking settings in Oracle Solaris.

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  • 12. 

    Which SMF network service enables administrators to switch between automatic and manual networking?

    • A.

      Svc:/network/physical:default

    • B.

      Svc:/physical/network:default

    • C.

      Svc:/network/automatic/manual:default

    • D.

      Svc:/network/switch:default

    Correct Answer
    A. Svc:/network/physical:default
    Explanation
    The correct answer is svc:/network/physical:default. This service enables administrators to switch between automatic and manual networking.

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  • 13. 

    Fill in the blanks. Automatic networking, the default for the _____________, discovers and connects to networks (both wired and wireless) depending on network conditions.

    • A.

      MAC layer

    • B.

      GLDv3

    • C.

      Live Media install

    • D.

      OS-enforced network

    Correct Answer
    C. Live Media install
  • 14. 

    What does 'LLPD' stand for?

    • A.

      Link Layer Data Processing

    • B.

      Link Layer Discovery Protocol

    • C.

      Link Layer Data Protocol

    • D.

      Link Layer Discovery Partition

    Correct Answer
    B. Link Layer Discovery Protocol
    Explanation
    The correct answer is "Link Layer Discovery Protocol." LLPD stands for Link Layer Discovery Protocol, which is a network protocol used to discover and advertise network devices and services in a local area network. It allows devices to automatically discover and communicate with each other, making it easier to set up and manage network connections.

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  • 15. 

    What is LLPD?

    • A.

      LLDP is a one-way link layer protocol

    • B.

      LLDP is dual-way network protocol

    • C.

      LLDP is single threaded layer protocol

    • D.

      LLDP is multi threaded layer protocol

    Correct Answer
    A. LLDP is a one-way link layer protocol
    Explanation
    LLDP stands for Link Layer Discovery Protocol, which is a one-way link layer protocol. It is used by network devices to advertise their identity, capabilities, and neighbors on a local area network. LLDP allows devices to discover and communicate with each other without the need for manual configuration. It operates at the data link layer of the OSI model and is commonly used in Ethernet networks.

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  • 16. 

    Fill in the blanks. _______ utility can be used to enable or disable an LLDP agent on a physical datalink.

    • A.

      Iptun

    • B.

      Dladm

    • C.

      Lldpadm

    • D.

      Netadm

    Correct Answer
    C. Lldpadm
    Explanation
    The correct answer is lldpadm.

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  • 17. 

    What is 'Link protection' used for?

    • A.

      Mechanism to enables guests to benefit from traffic isolation

    • B.

      Mechanism for preventing potentially malicious or misbehaving guest VMs from sending harmful packets to the network

    • C.

      Mechanism to grant exclusive access of a physical link or a Virtual NIC to a guest VM

    • D.

      All of the above

    Correct Answer
    B. Mechanism for preventing potentially malicious or misbehaving guest VMs from sending harmful packets to the network
    Explanation
    Link protection is used as a mechanism for preventing potentially malicious or misbehaving guest VMs from sending harmful packets to the network. This feature ensures that the network remains secure and protected from any harmful activities or attacks that may be initiated by guest VMs. It helps to maintain the integrity and safety of the network environment by isolating and preventing any harmful traffic from reaching the network.

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  • 18. 

    When is Oracle Solaris IP Filter, ipf used?

    • A.

      When link protection does not support inbound filtering or customizable filtering rules

    • B.

      To grant exclusive access of a physical link or a Virtual NIC to a guest VM

    • C.

      To prevent L2 frame spoofing

    • D.

      To generate any type of packet, non harmful ones

    Correct Answer
    A. When link protection does not support inbound filtering or customizable filtering rules
    Explanation
    Oracle Solaris IP Filter (ipf) is used when link protection does not support inbound filtering or customizable filtering rules. This means that when the existing link protection mechanisms or rules do not provide the necessary flexibility or control over inbound filtering, ipf can be used as an alternative solution. It allows for the customization of filtering rules to meet specific requirements and grant exclusive access to a physical link or Virtual NIC to a guest VM. It is also used to prevent L2 frame spoofing and can be used to generate any type of packet, including non-harmful ones.

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  • 19. 

    What is Bridging?

    • A.

      OSI layer two technology that is used to create multiple networks, allowing communication between attached nodes as if only a single subnetwork were in use

    • B.

      OSI layer two technology that is used to create virtual subnetworks, allowing communication between attached nodes as if only a single subnetwork were in use

    • C.

      OSI layer two technology that is used to connect together separate layer 2 subnetworks, allowing communication between attached nodes to create multiple subnetworks.

    • D.

      OSI layer two technology that is used to connect together separate layer 2 subnetworks, allowing communication between attached nodes as if only a single subnetwork were in use

    Correct Answer
    D. OSI layer two technology that is used to connect together separate layer 2 subnetworks, allowing communication between attached nodes as if only a single subnetwork were in use
    Explanation
    Bridging is an OSI layer two technology that connects separate layer 2 subnetworks, enabling communication between attached nodes as if they were in a single subnetwork. This technology eliminates the need for multiple subnetworks and simplifies communication between nodes.

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  • 20. 

    Basic Ethernet bridging support  has been added using which protocols? (2 correct answers)

    • A.

      Dynamic Data Exchange

    • B.

      User Datagram

    • C.

      TRILL

    • D.

      Spanning Tree

    Correct Answer(s)
    C. TRILL
    D. Spanning Tree
    Explanation
    The correct answer is TRILL and Spanning Tree. TRILL (Transparent Interconnection of Lots of Links) is a protocol that enables Ethernet bridging in large networks. It allows for efficient forwarding of Ethernet frames across multiple links. Spanning Tree Protocol (STP) is another protocol used for Ethernet bridging. It prevents loops in the network by selectively blocking redundant links, ensuring a loop-free topology. Both TRILL and Spanning Tree are commonly used in Ethernet bridging to improve network performance and reliability.

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  • 21. 

    IP tunneling functionality has been re-implemented in Oracle Solaris 11 and IP interfaces can be plumbed and managed using which command line utility?

    • A.

      Dladm

    • B.

      Dldm

    • C.

      Dld

    • D.

      Dlmip

    Correct Answer
    A. Dladm
    Explanation
    The correct answer is "dladm". In Oracle Solaris 11, the IP tunneling functionality has been re-implemented, and the "dladm" command line utility is used to plumb and manage IP interfaces.

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  • 22. 

    Which of the following statements best describe 'IP Multipathing (IPMP)'? (2correct answers)

    • A.

      Applications need be aware that they are running on a system managed by IPMP

    • B.

      Provides transparent redundancy for IP level communications between the applications running on a system

    • C.

      Allows creating multiple paths to the first router

    • D.

      Assigns one of the interfaces to the VNICs and continually monitor the underlying interfaces to ensure IP traffic is incoming

    Correct Answer(s)
    B. Provides transparent redundancy for IP level communications between the applications running on a system
    C. Allows creating multiple paths to the first router
    Explanation
    IP Multipathing (IPMP) provides transparent redundancy for IP level communications between the applications running on a system. This means that if one interface fails, the IPMP feature automatically switches the communication to another available interface without any interruption or awareness required from the applications. Additionally, IPMP allows creating multiple paths to the first router, which increases the reliability and availability of the network connection.

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  • 23. 

    In order for incoming & outgoing traffic to be forward over an actual fabric, for example a network switch, the fabric must be configured to accept traffic from the specific VNICs of each individual VLAN.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The statement is true because for incoming and outgoing traffic to be forwarded over a network switch, the fabric needs to be configured to accept traffic from the specific Virtual Network Interface Cards (VNICs) of each individual Virtual Local Area Network (VLAN). This configuration ensures that the traffic is properly routed and delivered to the intended destinations within the network.

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  • Current Version
  • Feb 28, 2024
    Quiz Edited by
    ProProfs Editorial Team
  • Aug 22, 2012
    Quiz Created by
    Uwinpro
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