Which statement is false?

A . Raising the antenna height increases the radar range B . The ability of radar to detect objects is unaffected by weather conditions C . Radar bearings are less accurate than radar ranges D . Radar should be checked regularly during clear weather to ensure that it is operating properly

A . Sales catalogs are used for customer display purposes. B . With a sales catalog products can be placed in many locations. C . If sales catalogs are used then it is not necessary to have a master catalog. D . Sales catalogs can be used to target specific customer segments. E . Sales catalogs can be used to control what products a customer can see.

A .  custom URL categories cannot contain IP addresses B .  custom URL categories cannot override predefined URL categories C .  custom URL categories can contain domain names D .  custom URL categories can use regular expressio

A . Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea B . Each compulsory vessel must carry at least two licensed Radio Operators at all times while at sea and may elect to carry a GMDSS Radio Maintainer as well C . Communications involving safety of life at sea do not have to be logged as long as the compulsory vessel was not involved in such communications D . While at sea，adjustments to，and the maintaining of，GMDSS equipment may be performed by the GMDSS Radio operator as long as the work is supervised by an onboard licensed GMDSS Radio Maintainer

A . Locating signals are transmitted by survival craft VHF transceivers B . Locating signals are transmitted by SARTs C . Locating signals are intended to facilitate the finding of a distressed vessel or its survivors D . Locating signals are not transmitted by autoalarm generator

A . Its accuracy remains the same at all latitudes B . It seeks the true meridian C . It can be used near the Earth's magnetic poles D . If an error exists，it is the same on all heading

A . It allows ITCM to send multiple upstream packets in one single large burst. B . It reduces upstream data throughput. C . It can be enabled/disabled from CMTS on per upstream port basis if desired D . Concatenation activity on an interface can be checked by the show controller counters command

A . supports Java EE 6.0 B . supports WebLogic Web Services 8.1 Application Environment C . includes a new Maven plug-in D . supports use of annotations in resource adapter class file

A . All engines，motors，fans，etc. should be shut down when fueling B . All windows，doors，hatches，etc. should be closed C . A fire extinguisher should be kept nearby D . Fuel tanks should be topped off with no room for expansio

A . BGP uses TCP port 179. B . BGP ensures reliability of updates by using the reliable transport services of TCP. C . The network command with the mask option never insta lls a prefix into the BGP table unless there is a matching prefix exists in the IP route table. D . A TCP connection is required before exchanging updates. E . BGPuses notification and the update messages to establish and maintain the BGP neighbor relati onship.

A . A conditional or partial exemption may be granted，in exceptional circumstances，for a single voyage outside the sea area for which the vessel is equipped B . Once a compulsory vessel's GMDSS station has been fitted and inspected，the station must be inspected only once every five years C . All passenger vessels and all cargo vessels that are 300 Gross Tons or larger must comply D . Compulsory vessels must carry at least two licensed GMDSS Radio Operator

A . Fresh water may be obtained from fish B . Lifeboat covers or canopies should be washed with rain before drinking water is collected C . Fresh water may be collected from condensation inside the liferaft D . Seawater should never be consumed

A . A vessel which cannot avoid a close-quarters situation with a vessel forward of her beam shall reduce her speed to bare steerageway B . A vessel which hears a fog signal forward of her beam shall stop her engines C . A vessel which hears a fog signal forward of the beam shall navigate with caution D . If a vessel determines by radar that a close-quarters situation is developing，she shall take avoiding action in ample time

A . A higher interleave depth provides more protection from burst of noise on the HFC network B . Higher interleave depth increase downstream latency C . Lower interleave depth cause some packet loss on typical HFC networks D . None ofthe above

A) Some rich people go to stock market. B) All the people who want to get more money go to stock market. C) Some people who are not rich go to stock market. D) Some people who want to save money go to stock market.

A．For starting materials, it can use carbon skeletons derived from certain amino acids B．It consists entirely of the reactions of glycolysis, operating in the reverse direction C．It employs the enzyme glucose 6-phosphatase D．It is one of the ways that mammals maintain normal blood glucose levels

A．The difference between an annuity and a perpetuity is that an annuity ends after some fixed number of payments B．Most car loans, mortgages, and some bonds are annuities C．A growing perpetuity is a cash flow stream that occurs at regular intervals and grows at a constant rate forever D．An annuity is a stream of N equal cash flows paid at irregular intervals