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多选题Which the two are true about the JSTL core iteration custom tags？（）AIt may iterate over arrays， collections， maps and strings.BThe body of the tag may contain EL code， but not scripting code.CWhen looping over collections， a loop status object may be used in the tag body.DIt may iterate over a map， but only the key of the mapping may be used in the tag body.EWhen looping over integers （for example begin1=’1’ end=’10’）， a loop status object may not be used in the tag body.
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更多 “多选题Which the two are true about the JSTL core iteration custom tags？（）AIt may iterate over arrays， collections， maps and strings.BThe body of the tag may contain EL code， but not scripting code.CWhen looping over collections， a loop status object may be used in the tag body.DIt may iterate over a map， but only the key of the mapping may be used in the tag body.EWhen looping over integers （for example begin1=’1’ end=’10’）， a loop status object may not be used in the tag body.” 相关考题
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Which two are true?()
A.A finalizer may NOT be invoked explicitly.B.The finalize method declared in class Object takes no action.C.super.finalize（）is called implicitly by any over riding finalize method.D.The finalize method for a given objec twill be called no more than once by the garbage collector.E.The order in which finalize will be called on two objects is based on the order in which the two objects became finalizable.
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Which statement is TRUE concerning buoyant work vests aboard tankers ________．A.They may be worn while working on deck but not while working over the sideB.They must be used only under supervision of a designated ship's officerC.They will be accepted for up to 10% of the required life preserversD.They may be worn during drills
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void waitForSignal（） { Object obj = new Object（）； synchronized （Thread.currentThread（）） { obj.wait（）； obj.notify（）； } } Which is true？（） A、 This code may throw an InterruptedException.B、 This code may throw an IllegalStateException.C、 This code may throw a TimeoutException after ten minutes.D、 This code will not compile unless “obj.wait（）” is replaced with “（（Thread） obj）.wait（）”.E、 Reversing the order of obj.wait（） and obj.notify（） may cause this method to complete normally.F、 A call to notify（） or notifyAll（） from another thread may cause this method to complete normally.
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11. List list = // more code here 12. Collections.sort（list， new MyComparator（））； Which code will sort this list in the opposite order of the sort in line 12？（） A、 Collections.reverseSort（list， new MyComparator（））；B、 Collections.sort（list， new MyComparator（））； list.reverse（）；C、 Collections.sort（list， new InverseComparator（ new MyComparator（）））；D、 Collections.sort（list， Collections.reverseOrder（ new MyComparator（）））；
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Which two statements are true about the security-related tags in a valid Java EE deployment descriptor？（）A、Every tag must have at least one tag.B、A tag can have many tags.C、A given tag can apply to only one tag.D、A given tag can contain from zero to many tags.E、It is possible to construct a valid tag such that，for a given resource，no user rolescan access that resource.
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Assume the tag handler for a st：simple tag extends Simple Tag Support. In what way can scriptlet code beused in the body of st：simple？（）A、Set the body content type to JSP in the TLDB、Scriptlet code is NOT legal in the body of st：simple.C、Add scripting-enabled="true" to the start tag for the st：simple elementD、Add a pass-through Classic tag with a body content type of JSP to the body of st：simple， and place the scriptlet code in the body of that tag
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Given the Tag： Assuming the tag referenced by my Tags： get Advice uses the Classic event model， which is true？（）A、 The do After Body method is called.B、 The doEnd Tag method is NOT called.C、 The type attribute may be specified in the TLDD、 The do Start Tag Method must always return SKIP_BODY.E、 The TLD for this tag must NOT include a tag.
考题
Assume the tag handler for a st：simpletag extends SimpleTagSupport. In what way can scriptlet code be used in the body of st：simple？（）A、 Set the body content type to JSP in the TLDB、 Scriptlet code is NOT legal in the body of st：simpleC、 Add scripting-enabled= “true” to the start tag for the st：simple elementD、 Add a pass-through Classic tag with a body content type of JSP to the body of st：simple， and place the scriptlet code in the body of that tag.
考题
Which the two are true about the JSTL core iteration custom tags？（）A、 It may iterate over arrays， collections， maps and strings.B、 The body of the tag may contain EL code， but not scripting code.C、 When looping over collections， a loop status object may be used in the tag body.D、 It may iterate over a map， but only the key of the mapping may be used in the tag body.E、 When looping over integers （for example begin1=’1’ end=’10’）， a loop status object may not be used in the tag body.
考题
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.
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You use the segment advisor to help determine objects for which space may be reclaimed. Which three statements are true about the advisor given by the segment advisor?（）A、It may advise the use of online table redefinition for tables in dictionary managed tablespace.B、It may advise the use of segment shrink for tables in dictionary managed tablespaces it the no chained rows.C、It may advise the use of online table redefinition for tables in locally managed tablespacesD、It will detect and advise about chained rows.E、It may advise the use of segment shrink for free list managed tables.
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单选题A(n) （） is a mechanical attack on the metal surface which may be due to a disturbance in the flow of the water over the blade of the propeller.A
erosionB
corrosionC
pittingD
dezincification
考题
单选题Which statement is TRUE concerning the placard entitled Discharge of Oil Prohibited（）.A
It is required on all vesselsB
It may be located in a conspicuous place in the wheelhouseC
It may be located at the bilge and ballast pump control stationD
All of the above
考题
多选题Which two are true？（）AA finalizer may NOT be invoked explicitly.BThe finalize method declared in class Object takes no action.Csuper.finalize（）is called implicitly by any over riding finalize method.DThe finalize method for a given objec twill be called no more than once by the garbage collector.EThe order in which finalize will be called on two objects is based on the order in which the two objects became finalizable.
考题
多选题Which two statements are true about the security-related tags in a valid Java EE deployment descriptor？（）AEvery tag must have at least one tag.BA tag can have many tags.CA given tag can apply to only one tag.DA given tag can contain from zero to many tags.EIt is possible to construct a valid tag such that，for a given resource，no user rolescan access that resource.
考题
单选题P300 is the brainwave _____.A
which may confirm that the person knows no details about the questionB
lack of which may confirm that the person knows details about the questionC
which may help prove that the suspect hasn’t committed a crimeD
lack of which may mean that the suspect hasn’t committed a crime
考题
单选题Assume the tag handler for a st：simpletag extends SimpleTagSupport. In what way can scriptlet code be used in the body of st：simple？（）A
Set the body content type to JSP in the TLDB
Scriptlet code is NOT legal in the body of st：simpleC
Add scripting-enabled= “true” to the start tag for the st：simple elementD
Add a pass-through Classic tag with a body content type of JSP to the body of st：simple， and place the scriptlet code in the body of that tag.
考题
单选题Which statement is TRUE concerning radiotelephones on board towing vessels?（）A
There cannot be a radiotelephone located anywhere except in the wheelhouseB
The officer in charge of the wheelhouse is considered to have the radiotelephone watchC
Only distress messages may be transmitted over channel 13D
Only the Master of the vessel is allowed to speak over the radiotelephone
考题
单选题void waitForSignal（） { Object obj = new Object（）； synchronized （Thread.currentThread（）） { obj.wait（）； obj.notify（）； } } Which is true？（）A
This code may throw an InterruptedException.B
This code may throw an IllegalStateException.C
This code may throw a TimeoutException after ten minutes.D
This code will not compile unless “obj.wait（）” is replaced with “（（Thread） obj）.wait（）”.E
Reversing the order of obj.wait（） and obj.notify（） may cause this method to complete normally.F
A call to notify（） or notifyAll（） from another thread may cause this method to complete normally.
考题
多选题Which two statements about OSPF IPv6 routing are true？（）AIt requires OSPF version 3.Bautomatically detects neighbors over NHMA interfacesCIt supports encryption usingDIt uses LSA type 9EIt uses LSA type 8
考题
单选题Given the Tag： Assuming the tag referenced by my Tags： get Advice uses the Classic event model， which is true？（）A
The do After Body method is called.B
The doEnd Tag method is NOT called.C
The type attribute may be specified in the TLDD
The do Start Tag Method must always return SKIP_BODY.E
The TLD for this tag must NOT include a tag.
考题
单选题You will load and carry a bulk cargo of sulphur at ambient temperature. Which statement is true?（）.A
Wooden covers must be laid over the bilge wells to prevent the sulphur from entering the bilgesB
Bulk sulphur may be carried without a special permit providing the vessel complies with all applicable regulationsC
The majir charateristic of this cargo is that it forms sulfuric acid upon contact with waterD
Other hazardous material may not be stowed in the same hold as the sulphur bue may carried on deck above the hold
考题
单选题Which statement about an estimated position is TRUE?（）A
It is more reliable than a fix based on radar bearingsB
It may be based on a single LOP or questionable dataC
When a 3-LOP fix plots in a triangle，the center of the triangle is the estimated positionD
It is usually based on soundings
考题
多选题Which the two are true about the JSTL core iteration custom tags？（）AIt may iterate over arrays， collections， maps and strings.BThe body of the tag may contain EL code， but not scripting code.CWhen looping over collections， a loop status object may be used in the tag body.DIt may iterate over a map， but only the key of the mapping may be used in the tag body.EWhen looping over integers （for example begin1=’1’ end=’10’）， a loop status object may not be used in the tag body.
考题
多选题You use the segment advisor to help determine objects for which space may be reclaimed. Which three statements are true about the advisor given by the segment advisor?（）AIt may advise the use of online table redefinition for tables in dictionary managed tablespace.BIt may advise the use of segment shrink for tables in dictionary managed tablespaces it the no chained rows.CIt may advise the use of online table redefinition for tables in locally managed tablespacesDIt will detect and advise about chained rows.EIt may advise the use of segment shrink for free list managed tables.
考题
多选题Which two statements about configuration an unconnected Catalyst Express 500 switch from setup mode using a PC are true？（）AYou may use Cisco Network Assistant to set up the initial configurationBYou must use CLI for initial configurationCYou may use either CLI or CAN for configurationDYou may make a direct connection to the PC from any point on the switchEYou may only make a direct connection from the port with the flashing green LED to the PC
考题
多选题Which two are true about the tag handler referneed by my Tag. （）AThe do Start Tag method is called once.BThe do After Body method is NOT called.CThe EVAL_Page constant is a valid return value for the do End Tag Method.Dthe EVAL_BODY_BUFFERED constant is a valid return value for the do Start Tag method.
考题
单选题11. List list = // more code here 12. Collections.sort（list， new MyComparator（））； Which code will sort this list in the opposite order of the sort in line 12？（）A
Collections.reverseSort（list， new MyComparator（））；B
Collections.sort（list， new MyComparator（））； list.reverse（）；C
Collections.sort（list， new InverseComparator（ new MyComparator（）））；D
Collections.sort（list， Collections.reverseOrder（ new MyComparator（）））；
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