The metal sheet used to imitate thunder must be________．A．tightly fastened on all sidesB．lying flatC．both A and BD．neither A nor B
The metal sheet used to imitate thunder must be________．
A．tightly fastened on all sides
B．lying flat
C．both A and B
D．neither A nor B
相关考题：
The compromise conflict resolution techniqueA . is necessary when both participants must win.B . results in both sides losingC . is used when resolution is more important than relationshipsD . B and CE . All of the above.
17 Which of the following statements are correct?(1) All non-current assets must be depreciated.(2) If goodwill is revalued, the revaluation surplus appears in the statement of changes in equity.(3) If a tangible non-current asset is revalued, all tangible assets of the same class should be revalued.(4) In a company’s published balance sheet, tangible assets and intangible assets must be shown separately.A 1 and 2B 2 and 3C 3 and 4D 1 and 4
根据以下材料，回答 40～43 问题。During a television play the sound man must be ready to make every sound as it is needed．Sound effects are of three kinds：real，imitated and recorded．Real sounds are those of doorbells，telephone bells，and other small objects easy to keep in a studio． But the sound man must imitate many sounds． For bacon fryin9，he crumples cellophane paper．A long sheet of metal hanging in a doorway makes thunder·He taps one rubber sink plunger and then another on a table to imitate a horse walking on pavement． For a horse galloping along a gravel road，the sound man can use the two halves of a coconut，pounding each in turn very fast on the table．Recorded sound effects are used for noises he cannot himself produce offstage．He pays records for such sounds as a rooster crowing， a train leaving a station， and a baby crying．The sound man is an important part of any television production．第 40 题 The sound man is important because he________A．is kept busyB．makes fl TV play more lifelikeC．1ets an actor know when to life a telephone receiverD．is always learning new methods
A light used to signal passing intentions must be an ______.A.all-round yellow light onlyB.all-round white light onlyC.all-round blue light onlyD.alternating red and yellow light
Which statement concerning reserve sources of energy for GMDSS is FALSE ________．A.While the ship is at sea，there must be available at all times a supply of electrical energy sufficient to operate the radio installations and to charge any batteries used as part of a reserve source of energyB.Both the VHF and MF/HF installations must be simultaneously suppliedC.A means of ensuring a continuous supply of electrical power must be provided to all GMDSS equipment that could be affected by an interruption in powerD.If a UPS or equivalent is used to supply power to the ship's GPS receiver or other source of positional information，a means must be provided to ensure the continuous supply of the information in the event of a failure to the ship's main or emergency source of power
All portable fire extinguishers must be capable of being ______.A.carried by hand to a fireB.carried or rolled to a fireC.recharged in the fieldD.used on class “B” fire
All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the ______.A.date of the testB.load at which a test sample brokeC.name of the vesselD.number of strands and of wires in each strand
Each vessel in ocean and coastwise service must have an approved EPIRB．An EPIRB______．A.must be stowed in a manner so that it will float free if the vessel sinksB.is a devise that transmits a radio signalC.must be stowed where it is readily accessible for testing and useD.All of the above
Foam is a very effective smothering agent and ______.A.it provides cooling as a secondary effectB.works well on extinguishing electrical firesC.can be used to combat combustible metal firesD.All of the above
Company.com has decided to implement VPN for all network traffic. How might this might affect HACMP？（） A、 Only the heartbeat IP network can exist in a VPN style network.B、 HACMp must have separate VPN’s for all ’non-service’ and ’service’ adapter networks.C、 If a VPN is used for IP traffic the heartbeating must be done over disk connections.D、 HACMP can exist in a VPN network environment，but special considerations must be addressed.
When you want to saw metal, （）will be used.A、the hack sawB、the hand sawC、the wood working sawD、wood saw
Which statement about HTTPS decryption on the WSA is true？（） A、if enabled， all HTTPS traffic must be decryptedB、if WBRS is enabled， it can be used to determine whether the HTTPS traffic is to be decryptedC、decrypted HTTPS traffic is sent unencrypted across the enterprise intranetD、object size can be used to determine whether the HTTPS traffic is to be decrypted
Which two are characteristics of RSVP？ （）A、 RSVP itself provides bandwidth and delay guarantees.B、 For RSVP to be end-to-end， all devices must support RSVP.C、 RSVP reservations are maintained by a centralized reservations server.D、 An RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.
单选题To function properly, oil control rings used on a diesel engine piston must distribute sufficient oil to all parts of the cylinder wall and must also（）.Aprevent any lubricant from reachingBprevent excessive lubrication from reaching the combustion spaceCProvide metal-to-metal contact to seal the cylinder against blow-byDassure a positive means of scraping carbon accumulation from the cylinder
单选题Company.com has decided to implement VPN for all network traffic. How might this might affect HACMP？（）A Only the heartbeat IP network can exist in a VPN style network.B HACMp must have separate VPN’s for all ’non-service’ and ’service’ adapter networks.C If a VPN is used for IP traffic the heartbeating must be done over disk connections.D HACMP can exist in a VPN network environment，but special considerations must be addressed.
单选题Which tool must be used to analyze all of the database operations performed by an application against a DB2 for i5/OS database?（）AVisual ExplainBActivity MonitorCSQL Performance MonitorDDB2 Performance Monitor
单选题Which statement concerning reserve sources of energy for GMDSS is FALSE（）.AWhile the ship is at sea，there must be available at all times a supply of electrical energy sufficient to operate the radio installations and to charge any batteries used as part of a reserve source of energyBBoth the VHF and MF/HF installations must be simultaneously suppliedCA means of ensuring a continuous supply of electrical power must be provided to all GMDSS equipment that could be affected by an interruption in powerDIf a UPS or equivalent is used to supply power to the ship's GPS receiver or other source of positional information，a means must be provided to ensure the continuous supply of the information in the event of a failure to the ship's main or emergency source of power
单选题Which statement about HTTPS decryption on the WSA is true？（）Aif enabled， all HTTPS traffic must be decryptedBif WBRS is enabled， it can be used to determine whether the HTTPS traffic is to be decryptedCdecrypted HTTPS traffic is sent unencrypted across the enterprise intranetDobject size can be used to determine whether the HTTPS traffic is to be decrypted
单选题An operator must check the status of print queues on a regular basis. Which of the following commands can be used to check on all the print queues?（）Alslp -aBqchk -ACenq -s ALLDlpstat -p ALL
单选题Which statement about the hospital space on a cargo ship is TRUE（）.AThe hospital may be used for disciplinary confinement if it is not being used for treatmentBThe hospital space must have both a bathtub and showerCA hospital is required on all vessels with a crew of 12 or more if it makes overnight voyagesDIf a ship has a crew of forty-five who do not have their own room，the hospital must have four berths
多选题The Cisco AutoQoS feature is being used throughout the Company VOIP network. Which three statements about this feature are true？（）AThe mls qos global configuration command must be entered before configuring AutoQoS.BCEF must be enabled.CThe no auto qos voip command is used to disable Cisco AutoQos and revoke all configurations generated by Cisco AutoQos.DCDP must be enabled.ESNMP must be enabled.
单选题The metal，teardrop-shaped object sometimes used within an eyesplice is a（）.AgrommetBreinforcementCsplice formDthimble
单选题A （）(钢丝刷) should be used on all bare metal to remove the last of the scale.Awire brushBwire ropeCwire rodDwire rope clip
多选题Which two are characteristics of RSVP？ （）ARSVP itself provides bandwidth and delay guarantees.BFor RSVP to be end-to-end， all devices must support RSVP.CRSVP reservations are maintained by a centralized reservations server.DAn RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.
单选题All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the（）.Adate of the testBload at which a test sample brokeCname of the vesselDnumber of strands and of wires in each strand