Which statement is correct about logical units on Juniper Router interfaces?（）A、Logical units are used only when a Layer 2 identifier is present such as a VLANB、A logical unit of 0 is required when using a frame-relay DLCIC、A logical unit is always requiredD、Logical units are not required unless ATM or 802.1Q VLAN tagging is configured.
Which statement is correct about logical units on Juniper Router interfaces?（）
- A、Logical units are used only when a Layer 2 identifier is present such as a VLAN
- B、A logical unit of 0 is required when using a frame-relay DLCI
- C、A logical unit is always required
- D、Logical units are not required unless ATM or 802.1Q VLAN tagging is configured.
相关考题：
Which statement is true about logical units?() A. Logical units are similar to VLANs used by other vendors.B. A logical unit is required for transit interfaces.C. Frame Relay encapsulation supports one logical unit.D. Link speed and duplex are configured in the logical unit properties.
To troubleshoot interface problems, you can use both the disable command and the deactivate command. Which two statements are correct?() A.If the interface is disabled, the logical unit will administratively shutdown.B.If the interface is deactivated, the physical interface will administratively shutdown.C.If the interface is deactivated, the interface configuration is ignored during commit.D.If the interface is disabled, the logical unit configuration is ignored during commit.
Which statement is correct about logical units on Juniper Router interfaces?() A.Logical units are used only when a Layer 2 identifier is present such as a VLANB.A logical unit of 0 is required when using a frame-relay DLCIC.A logical unit is always requiredD.Logical units are not required unless ATM or 802.1Q VLAN tagging is configured.
All of the following are attributes that can be specified when creating a logical volume EXCEPT:() A.Number of logical partitionsB.Disk where logical volume will resideC.Size of the logical volume control blockD.Position of the logical volume on the disk
Which three statements about the secure domain router are true？（）A、The logical router can span across chassis.B、The fabric and system controller module are shared by all logical routers.C、Each logical router has a distinct fabric and system controller moduleD、The logical router can share a route processorE、The logical router cannot share a route processor
Which of the following logical network topologies is used to provide a secure connection acrossthe Internet?（）A、VLANB、Peer to PeerC、VTPD、VPN
Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?（）A、Increasing the size of a logical volume also increases the size of the file systemB、Reducing the size of a logical volume requires reducing the size of the file system firstC、Increasing the size of a file system requires increasing the size of the logical volume firstD、Increasing the size of a file system also increases the size of the logical volume when necessary
Which statement is true about logical units?（）A、Logical units are similar to VLANs used by other vendors.B、A logical unit is required for transit interfaces.C、Frame Relay encapsulation supports one logical unit.D、Link speed and duplex are configured in the logical unit properties.
Overlay Transport Virtualization （OTV） provides an overlay that enables Layer 2 connectivity between separate Layer 2 domains， while keeping these domains independent and preserving the fault isolation， resiliency， and load-balancing benefits of an IP-based interconnection. Which statements are true about OTV Adjacency Server？（）A、 Adjacency Server is required when OTV is deployed with unicast-only transport.B、 Adjacency Server is required when OTV is deployed with multicast-enabled transport.C、 Each OTV device wishing to join a specific OTV logical overlay needs to first register with the Adjacency Server.D、 Each OTV device trying to join a specific OTV logical overlay needs to be configured as an Adjacency Server.
All of the following are attributes that can be specified when creating a logical volume EXCEPT:（）A、Number of logical partitionsB、Disk where logical volume will resideC、Size of the logical volume control blockD、Position of the logical volume on the disk
Companycom has purchased a p5 590 with 16 CPUs. To run Simultaneous Multi-Threading (SMT) with a 4-way virtual processor partition with 2.0 processing units of entitlement, how many logical CPUs will be allocated?（）A、8-way logical CPU partition, where each logical CPU has the power of 25% of a logical processor B、4-way logical CPU partition, where each logical CPU has the power of 50% of a physical processor C、8-way logical CPU partition, where each logical CPU has the power of 25% of a physical processor D、16-way logical CPU partition, where each logical CPU has the power of 25% of a physical processor
Which of the following explains the relationship between a physical and logical partition?（）A、A physical partition is hosted on one or more logical partitions. A logical partition is used when describing storage.B、A logical partition is hosted on one or more physical partitions. A physical partition is used when describing storage.C、A physical partition is used when describing only a SCSI or SAS disk. A logical partition is used when describing a SAN LUN.D、A logical partition is used when describing only a SATA or SAS disk. A physical partition is used when describing RAID or mirrored arrays.
A system administrator has backed up the datavg volume group using the savevg command. There are several raw logical volumes and some unmounted jfs filesystems in datavg. Which of the following statements is true about this backup?（）A、The volume group and all logical volumes will be recreated. All raw and jfs filesystms will be backed up and restored.B、This backup will be bootable and the volume group and all jfs logical volumes will be recreated.C、This backup will not be bootable and the restorevg command is used to restore only the mounted and non-raw logical volumes. It will not recreate any logical volumes that are raw or unmounted.D、The volume group and all logical volumes information is archived and will be recreated. The raw and unmounted filesystems will not be backed up and therefore not restored.
While planning the logical volume design of a new install, Companycom considered using a striped logical volume for performance. They want to be able to extend the logical volume in the future. Which of the following actions will provide this capability?（）A、Add additional logical volumes two at a timeB、Add additional physical volumes two at a timeC、Create a columned striped logical volume using -C option of mklvD、Create an extendable striped logical volume using -E option of mklv
Which logical unit number must be configured on an interface using PPP encapsulation?（）A、unit 0B、unit 1C、unit 100D、unit 255
Which two statements are correct regarding units in JUNOS?（）A、Units in JUNOS are always required for any interface configured with logical addresses such as IP and IPv6.B、Units in JUNOS are only required when you are configuring sub-interfaces for inter-VLAN routing.C、Unit numbers must match the DLCI or VCI numbers configured on the interface.D、Unit 0 is the only value allowed on interfaces running HDLC, PPP, or for Ethernet interfaces not doing VLAN-tagging.
Regarding secure tunnel （st） interfaces， which statement is true？（）A、You cannot assign st interfaces to a security zone.B、You cannot apply static NAT on an st interface logical unit.C、st interfaces are optional when configuring a route-based VPND、A static route can reference the st interface logical unit as the next-hop
Which of the following are correct about block media recovery？（）A、 Physical and logical block corruption is recorded automatically in V$DATABASE_BLOCK_ CORRUPTIONB、 Logical corruptions are repairable by BMRC、 Physical corruptions are repairable by BMRD、 RMAN can use any backup for a BMR restoreE、 ARCHIVELOG mode is not required if you have both a full and incremental backup for restore
A System p administrator is looking at changing attributes of a logical volume. Which of the following must be defined when it is created（）A、placement of the logical volumeB、stripe size of the logical volumeC、inter-disk policy of the logical volumeD、intra-disk policy of the logical volume
多选题To troubleshoot interface problems, you can use both the disable command and the deactivate command. Which two statements are correct?（）AIf the interface is disabled, the logical unit will administratively shutdown.BIf the interface is deactivated, the physical interface will administratively shutdown.CIf the interface is deactivated, the interface configuration is ignored during commit.DIf the interface is disabled, the logical unit configuration is ignored during commit.
单选题A system administrator has backed up the datavg volume group using the savevg command. There are several raw logical volumes and some unmounted jfs filesystems in datavg. Which of the following statements is true about this backup?（）AThe volume group and all logical volumes will be recreated. All raw and jfs filesystms will be backed up and restored.BThis backup will be bootable and the volume group and all jfs logical volumes will be recreated.CThis backup will not be bootable and the restorevg command is used to restore only the mounted and non-raw logical volumes. It will not recreate any logical volumes that are raw or unmounted.DThe volume group and all logical volumes information is archived and will be recreated. The raw and unmounted filesystems will not be backed up and therefore not restored.
单选题Which of the following explains the relationship between a physical and logical partition?（）AA physical partition is hosted on one or more logical partitions. A logical partition is used when describing storage.BA logical partition is hosted on one or more physical partitions. A physical partition is used when describing storage.CA physical partition is used when describing only a SCSI or SAS disk. A logical partition is used when describing a SAN LUN.DA logical partition is used when describing only a SATA or SAS disk. A physical partition is used when describing RAID or mirrored arrays.
单选题Which logical unit number must be configured on an interface using PPP encapsulation?（）Aunit 0Bunit 1Cunit 100Dunit 255
单选题Which statement is true about logical units?（）ALogical units are similar to VLANs used by other vendors.BA logical unit is required for transit interfaces.CFrame Relay encapsulation supports one logical unit.DLink speed and duplex are configured in the logical unit properties.
多选题Which two statements are correct regarding units in JUNOS?（）AUnits in JUNOS are always required for any interface configured with logical addresses such as IP and IPv6.BUnits in JUNOS are only required when you are configuring sub-interfaces for inter-VLAN routing.CUnit numbers must match the DLCI or VCI numbers configured on the interface.DUnit 0 is the only value allowed on interfaces running HDLC, PPP, or for Ethernet interfaces not doing VLAN-tagging.
多选题Which three statements about the secure domain router are true？（）AThe logical router can span across chassis.BThe fabric and system controller module are shared by all logical routers.CEach logical router has a distinct fabric and system controller moduleDThe logical router can share a route processorEThe logical router cannot share a route processor
单选题Which statement is correct about logical units on Juniper Router interfaces?（）ALogical units are used only when a Layer 2 identifier is present such as a VLANBA logical unit of 0 is required when using a frame-relay DLCICA logical unit is always requiredDLogical units are not required unless ATM or 802.1Q VLAN tagging is configured.