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发布时间:2024-01-10 22:00:22

[单项选择]()is not a static load.
A. Actual weight of the ship's structure,outfitting,equipment and machinery
B. Ballast load(weight)
C. Cargo load
D. Slamming and sloshing load

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[多项选择]Which two statements about static NAT translations are true?()
A. They are always present in the NAT table.
B. They allow connection to be initiated from the outside.
C. They can be configured with access lists, to allow two or more connections to be initiated from the outside.
D. They require no inside or outside interface markings because addresses are statically defined.
[简答题]关键字static有什么作用?
[单项选择]An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP propertied box for the sales server?()
A. IP address:192.168.20.14 Subnet Mask:255.255.255.248 Default Gateway:192.168.20.9
B. IP address:192.168.20.254 Subnet Mask:255.255.255.0 Default Gateway:192.168.20.1
C. IP address:192.168.20.30 Subnet Mask:255.255.255.248 Default Gateway:192.168.20.25
D. IP address:192.168.20.30 Subnet Mask:255.255.255.240 Default Gateway:192.168.20.17
E. IP address:192.168.20.30 Subnet Mask:255.255.255.240 Default Gateway:192.168.20.25
[判断题]abstract的method可以同时是static。
[单项选择] public classYippee{ public static void main(String[]args){ for(intx=1;xSystem.out.print(args[x]+""); } } } and two separate command line invocations:j avaYippee javaYippee1234 What is the result?()
A. No output is produced.       123
B. No output is produced.        234
C. No output is produced.       1234
D. An exception is thrown at runtime.        123
E. An exception is thrown at runtime.         234
F. An exception is thrown at runtime.        1234
[多项选择]Which two are advantages of static routing when compared to dynamic routing?()
A. Security increases because only the network administrator may change the routing tables.
B. Configuration complexity decreases as network size increases.
C. Routing updates are automatically sent to neighbors.
D. Route summarization iscompued automatically by the router.
E. Routing traffic load is reduced when used in stub network links.
F. An efficient algorithm is used to build routing tables,using automatic updates.
G. Routing tables adapt automatically to topology changes.
[单项选择]Which of the following is defined as static information of AIS?()
A. Navigational status
B. Safety related messages
C. MMSI
D. Route plan
[单项选择]The static suction head of is the ()
A. distance of the suction liquid level above the line of the pump
B. distance the suction liquid level is below the center line of the pump
C. force necessary to overcome frictional losses in the pump and piping
D. amount in inches of mercury the total suction head is below atmospheric pressure
[单项选择]In order to reduce the accumulation of static electricity while loading petroleum products,you should().
A. start to load at maximum pressure
B. start to load slowly
C. increase the air flow into the tank
D. use the overall method of loading only
[单项选择]The static stability curve for a given vessel peaks at 34°. For this ship,the danger angle for a permanent list would be about().
A. 8.5°
B. 17°
C. 34°
D. 51°
[单项选择]In which situation would the use of a static route be appropriate?()
A. To configure a route to the first Layer 3 device on the network segment.
B. To configure a route from an ISP router into a corporate network.
C. To configure a route when the administrative distance of the current routing protocolis too low.
D. To reach a network is more than 15 hops away.
E. To provide access to the Internet for enterprise hosts.
[单项选择]The static suction lift of a pump is the difference in elevation between the ().
A. centerline of the pump and the level of the liquid in the suction well when the source of liquid is below the pump
B. centerline of the pump and the suction liquid level when the source of liquid is above the pump
C. centerline of the pump and the level of the discharge liquid
D. liquid levels of the suction and discharge

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