更多"Which vessel may show three lights "的相关试题:
[单项选择]A vessel is carrying three lights in a vertical line. The highest and lowest of these are red and the middle light is white. Which statement is always TRUE? （）
A. During the day，she would display three balls in a vertical line
B. If making way，she would show masthead lights at night
C. If at anchor，she need not show anchor lights while displaying identifying lights
D. Her fog signal would consist of a rapid ringing of a bell for five seconds every minute
[单项选择]A vessel displaying three red lights in a vertical line is（）.
A. restricted in her ability to maneuver
B. not under command
C. engaged in mineclearing operations
D. constrained by her draft
[单项选择]The prohibition against displaying lights which may be confused with required navigation lights applies（）.
A. from sunset to sunrise and during restricted visibility
B. only when other vessels are in the area
C. only when operating in a traffic separation scheme
D. only when under tow
[多项选择]Which three statements are typical characteristics of VLAN arrangements?（）
A. A new switch has no VLANs configured.
B. Connectivity between VLANs requires a Layer 3 device.
C. VLANs typically decrease the number of collision domains.
D. Each VLAN uses a separate address space.
E. A switch maintains a separate bridging table for each VLAN.
F. VLANs cannot span multiple switches.
[多项选择]Which three statements accurately describe layer 2 Ethernet switches?（）
A. Microsegmentation decreases the number of collisions on the network.
B. if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.
C. Spanning Tree Protocol allows switches to automatically share vlan information.
D. In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.
E. Establishing vlans increases the number of broadcast domains.
F. Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.
[多项选择]Which three statements about HSRP operation are true?（）
A. The virtual IP address and virtual MA+K44C address are active on the HSRP Master router.
B. The HSRP default timers are a 3 second hello interval and a 10 second dead interval.
C. HSRP supports only clear-text authentication.
D. The HSRP virtual IP address must be on a different subnet than the routers' interfaces on the same LAN.
E. The HSRP virtual IP address must be the same as one of the router's interface addresses on the LAN.
F. HSRP supports up to 255 groups per interface, enabling an administrative form of load balancing.
[多项选择]Which three of the following basic network services are provided by the Cisco IOS?（）
A. Defines the network topology
B. Access to network resources
C. Routing and switching functions
D. Content Filtering
E. Intrusion Detection
[多项选择]Which three mechanisms are used to secure management traffic from outside IPS sensors?（）
A. secure tunnels
B. a separate management VLAN
C. secure VLANs to isolate sensors
D. an out-of-band path around the firewall
E. asymmetric traffic flows to isolate sensors
F. private VLANs to put all sensors on isolated ports
[多项选择]Which three statements are correct about RIP version 2 (Choose three.)（）。
A. It has the same maximum hop count as version 1
B. It uses broadcasts for its routing updates
C. It is a classless routing protocol
D. It has a lower default administrative distance than RIP version 1
E. It supports authentication
F. It does not send the subnet mask in updates
[多项选择]Which three of the following descriptions are true about the firewall modes? （）
A. Transparent mode is layer 2.
B. Routed mode is layer 3.
C. Routed mode has 1 IP address.
D. Transparent mode has 1 IP address.
[多项选择]Which three of the following network features are methods used to achieve high availability（）
A. Spanning Tree Protocol（STP）
B. Delay reduction
C. Hot Standby Routing Protocol（HSRP）
D. Dynamic routing protocols
E. Quality of Service（QoS）
F. Jitter management
[多项选择]Which three best practices should be implemented at the campus backbone submodule to support the server farm module?（）
A. Implement highly redundant switching and links with no single points or paths of failure.
B. Implement server load balancing.
C. Implement the Hot Standby Router Protocol (HSRP) for failover protection.
D. Implement intrusion detection with automatic notification of intrusion attempts in place.
[多项选择]Which three components are part of the Intelligent Network Services provided by the Cisco AVVID framework? （）
A. IP telephony
B. security
C. IP multicasting
D. QoS
[多项选择]Which three statements about VTP features are true?（）
A. When properly configured,VTP minimizes VLAN misconfigurations and configuration inconsistencies
B. Each broadcast domain on a switch can have its own unique VTP domain
C. VTP works at Layer 3 of the OSI model and requires that a management VLAN IP address be configured.
D. When properly configured,VTP maintains VLAN configuration consistency and accelerates trunk link negotiation.
E. VTP pruning is used to increase available bandwidth in trunk links
F. Client,server,and transparent are valid VTP modes
G. To configure a switch to be part of two VTP domains,each domain must have its own passwords
[多项选择]Which three options are valid WAN connectivity methods? （）
A. PPP
B. WAP
C. HDLC
D. MPLS
E. L2TPv3
F. ATM
[多项选择]Which three approaches can be used while migrating from an IPV4 addressing scheme to an IPV6 scheme.（）
A. statically map IPV4 address to IPV6 addresses
B. configuration IPv4 tunnels between IPV6 islands
C. use DHCPv6 to map IPV4 addresses to IPV6 addresses
D. use proxying and translation to translate IPV6 packets into IPV4 packets
E. configure IPV6 directly
F. enable dual-stack routing
[多项选择]Which three Layer 2 encapsulation types would be used on a WAN rather than a LAN? （）
A. HDLC
B. Ethernet
C. Token Ring
D. PPP
E. FDDI
F. Frame Relay
