更多"Which of the following is true rega"的相关试题:
[单项选择]Which of the following is not true regarding IOS default settings for administrative distance?（）
A. EIGRPinternal：90
B. OSPFexternal：110
C. EIGRPexternal：90
D. RIP：120
E. OSPFinternal：110
[多项选择]Which of the following are true regarding bridges and switches?（）
A. Bridges are faster than switches because they have fewer ports.
B. A switch is a multiport bridge.
C. Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.
D. A bridge will forward a broadcast but a switch will not.
E. Bridges and switches increase the size of a collision domain.
[多项选择]Which of the following a true statements regarding the use of VLANs to segment anetwork? （）
A. They increase the size of collision domains
B. They allow logical grouping of users by function.
C. They can enhance network security.
D. They increase the size of the broadcast domain while decreasing the number of collision domains.
E. They increase the number of broadcast domains while decreasing the size of the broadcast domains.
F. They simplify switch administration.
[多项选择]Which of the following are true regarding a network using a subnet mask of 255.255.248.0?（）
A. It corresponds to a Class A address with 13 bits borrowed.
B. It corresponds to a Class B address with 4 bits borrowed.
C. The network address of the last subnet will have 248 in the 3rd octet.
D. The first 21 bits make the host portion of the address.
E. This subnet mask allows for 16 total subnets to be created.
F. The subnetwork numbers will be in multiples of 8.
[单项选择]Which of the following is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels? （）
A. The securing of cargo on flats and trailers and in containers must be adequate to withstand both road and sea motions
B. The generally recommended lash angle cannot be greater than 45 degrees relative to the deck inany direction
C. It is necessary for an adequate number of securing points on the vehicles themselves in order that lashings may be properly and safely utilized
D. All the above
[多项选择]Which of the following statements regarding EIGRP successor routes is valid?（）
A. A successor route is used by EIGRP to forward traffic to destination.
B. Successor routes are saved in the topology table to be used if the primary route fails.
C. Successor routes are flagged as "active" in the routing table.
D. A successor route may be backed up by a feasible successor route.
E. Successor routes are stored in the neighbor table following the discovery process.
[多项选择]Which of the following statements regarding routed and routing protocols are true?（）
A. A routed protocol is assigned to an interface and determines the method of packet deliver.
B. A routing protocol determines the path of a packet through a network.
C. A routed protocol determines the path of a packet through a network.
D. A routing protocol operates at the transport layer of the OSI model.
E. A routed protocol updates the routing table of a router.
[多项选择]Which of the following statements regarding ISDN are correct?（）
A. Each ISDN B channel has transmission speeds of up to 64 kbps.
B. The ISDN B channel can carry video, voice or data.
C. The ISDN B channel transmission rate varies depending on the service used.
D. The ISDN D channel transmits control information.
E. The ISDN B channels can be configured with different subnets and encapsulation types when dialer profiles are configured.
[单项选择]Which of the following statements regarding the use of multiple access lists are valid when configuring a single interface on a Cisco router?（）
A. Application of up to three access lists per protocol to a single interface.
B. No more than two access lists per interface.
C. One access list may be configured per direction for each Layer 3 protocol configured on an interface.
D. The maximum number allowed varies due to RAM availability in the router.
E. An infinite number of access lists that can be applied to an interface, from most specific to most general.
F. Cisco IOS allows only one access list to an interface.
[单项选择]Which of the following statements regarding low expansion foam and its application is INCORRECT?（）.
A. Foam should not be used on electrical fires
B. One kilo of low expansion foam solution produces much more foam
C. Foam is only efficient when it covers the top of burning combustibles
D. A stream of foam should be deflected off the deck in order to best agitate the fire
[多项选择]Which of the following are correct regarding ISDN?（）
A. Legacy DDR can use port information to define interesting traffic.
B. Legacy DDR can configure multiple dialer configurations on the same interface.
C. Legacy DDR can use ACLs to define interesting traffic.
D. HDLC or PPP can be used to encapsulate ISDN D channel information.
E. The BRI interfaces on ISDN routers with dialer profiles configured cannot belong to multiple dialer pools.
F. Dialer profiles cannot use extended ACLs to define interesting traffic.
[单项选择]Which one of the following rules is not regarding two power-driven vessels meeting end or nearly end on so as to involve risk of collision（）.
A. Each shall keep her course and speed
B. Each shall alter her course to starboard
C. Each shall pass on the portside to the other
D. Each shall indicate such action by one short blast on the whistle
[多项选择]Which three statements are true regarding the use of the Database Migration Assistant for Unicode(DMU)?（）
A. A DBA can check specific tables with the DMU
B. The database to be migrated must be opened read-only.
C. The release of the database to be converted can be any release since 9.2.0.8.
D. The DMU can report columns that are too long in the converted characterset.
E. The DMU can report columns that are not represented in the converted characterset.
[多项选择]Which three are true regarding the use of outer joins? （）
A. You cannot use IN operator in a condition that involves an outerjoin.
B. You use (+) on both sides of the WHERE condition to perform an outerjoin.
C. You use (*) on both sides of the WHERE condition to perform an outerjoin.
D. You use an outerjoin to see only the rows that do not meet the join condition.
E. In the WHERE condition, you use (+) following the name of the column in the table without matching rows, to perform an outerjoin.
F. You cannot link a condition that is involved in an outerjoin to another condition by using the OR operator.
[多项选择]Which two statements are true regarding the use of NTP clock synchronization?（）
A. The Junos OS supports client, server, and symmetric modes of NTP operation.
B. Synchronized time on all network devices makes log messages more useful for troubleshooting.
C. Authentication methods are not supported.
D. The Junos OS must be used as the primary time reference.
[多项选择]Which two statements are true about the use of the procedures listed in the vsysaux_occupants.move_procedure column?（）
A. The procedure may be used for some components to relocate component data to the SYSAUX tablespace from its current tablespace.
B. The procedure may be used for some components to relocate component data from the SYSAUX tablespace to another tablespace.
C. All the components may be moved into SYSAUX tablespace.
D. All the components may be moved from the SYSAUX tablespace.
