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According to the Chemical Data Guide，which reactive group（s）is/are not compatible with the products polybutene and o-xylene ________．
A.Nitric acid
B.Amides
C.Alcohols，glycols
D.Phenols，cresols
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更多 “ According to the Chemical Data Guide，which reactive group（s）is/are not compatible with the products polybutene and o-xylene ________．A.Nitric acidB.AmidesC.Alcohols，glycolsD.Phenols，cresols ” 相关考题
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You want to perform the following operations for the DATA ASM disk group:Which command accomplishes these tasks?()
A. ALTER DISKGROUP data CHECK;B. ALTER DISKGROUP data CHECK DISK;C. ALTER DISKGROUP data CHECK FILE;D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1;
考题
You are managing an Oracle 11g database with ASM storage, for which the COMPATIBLE initialization parameter is set to 11.1.0. In the ASM instance, the COMPATIBLE.RDBMS attribute for the disk group is set to 10.2 and the COMPATIBLE.ASM attribute is set to 11.1.Which two statements are true in this scenario for the features enabled for ASM? （）A. The ASM-preferred mirror read feature is enabled.B. The ASM supports variable sizes for extents of 1, 8, and 64 allocation units.C. The ASM disk is dropped immediately from a disk group when it becomes unavailable.D. The RDBMS always reads the primary copy of a mirrored extent of the ASM disk group.
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According to the OSI model, which of the following layers is responsible for providing reliablecommunication?()
A.TransportB.NetworkC.SessionD.Data Link
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Charts are subject to frequent correction according to ______.A.Notices to MarinersB.Mariner's handbookC.Sailing DirectionsD.Guide to Port Entry
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According to the Chemical Data Guide，what does ethyl chloride produce when ignited?A.Toxic fumes of oxides of nitrogenB.Toxic fumes of leadC.Poisonous phosgene gasD.Poisonous chlorine gas
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You are on a multiple-product chemical tanker and will carry cargoes of allyl alcohol，benzene，and propanolamine. Which of the following is true?A.All of these cargoes are mutually compatibleB.Benzene may not be carried in a tank adjacent to either of the other two cargoesC.Allyl alcohol is incompatible with propanolamine but both are compatible with benzeneD.Propanolamine is compatible with allyl alcohol but must be segregated from benzene
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What’s corrosion？ It’s a chemical______in which metal is transformed into salt and oxides.A.react
B.action
C.reaction
D.response
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Which are the two options to which a menu can be assigned?（） (Choose two.)A、menuB、functionsC、data groupD、responsibilityE、functional group
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According to the OSI model, which of the following layers is responsible for providing reliablecommunication?（）A、TransportB、NetworkC、SessionD、Data Link
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A system administrator has a filesystem called /test/data in volume group datavg. Which of the following commands will allow the administrator to create a mirrored copy of the filesystem’s data？（）A、chfsB、chlvC、mklvcopyD、mkfscopy
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Error log analysis indicates that a disk is starting to fail and will need to be replaced. The failing disk contains multiple logical volumes which span multiple disks. A free disk has been added to the failing disk’s volume group.Which of the following is the most efficient method to move the data from the failing disk to the new disk？（）A、Back up the data， remove the failing disk from the volume group， then restore the data to the new disk.B、Use the migratepv command to move data from one disk to another and then remove the failing disk from the volume group.C、Use the mirrorvg command to mirror the data to the new disk， break the mirror and then remove the failing disk from the volume group.D、Create a new filesystem on the new disk and use the mv command to move the data to the new filesystem， and then remove the failing disk from the volume group.
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Which of the following is not a configurable attribute for an individual disk group？（）A、 AU_SIZEB、 COMPATIBLE·RDBMSC、 COMPATIBLE·ASMD、 DISK_REPAIR_TIMEE、 DG_DROP_TIME
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单选题Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）A
Alcohol foamB
Dry chemicalC
Chemical foamD
Water fog
考题
单选题In order to determine the health hazard data for carbolic acid，you would use that information contained in the Chemical Data Guide for which chemical?（）A
Acetic oxideB
CarbinolC
Carbon bisulfideD
Phenol
考题
单选题ou need to configure fine-grained access control to external network resources from within your database. You create an access control list （ACL） using the DBMS_NETWORK_ACL_ADMIN package. Which statement is true regarding the ACL created？（）A
It is a list of remote database links stored in the XML file that are available to the users of the database.B
It is a list of users and network privileges stored in the XML file according to which a group of users can connect to one or more hosts.C
It is a list of users and network privileges stored in the data dictionary according to which a group of users can connect to one or more hosts.D
It is the list of the host names or the IP addresses stored in the data dictionary that can connect to your database through PL/SQL network utility packages such as UTL_TCP.
考题
单选题Which of the following is not a configurable attribute for an individual disk group？（）A
AU_SIZEB
COMPATIBLE·RDBMSC
COMPATIBLE·ASMD
DISK_REPAIR_TIMEE
DG_DROP_TIME
考题
单选题You are on a multiple-product chemical tanker and will carry cargoes of isophorone，ethylenediamine，and creosote. Which of the following is TRUE? （）A
All of these cargoes are compatibleB
Isophorone is incompatible with ethylenediamine but may be stowed adjacent to creosoteC
All of these cargoes are incompatibleD
Ethylenediamine is compatible with isophorone but both are incompatible with creosote
考题
单选题Which extinguishing agent is NOT recommended in the Chemical Data Guide for use on a cyclohexane fire?（）A
FoamB
Carbon dioxideC
Dry chemicalD
Water fog
考题
单选题You are on a multiple-product chemical tanker and will carry cargoes of allyl alcohol，benzene，and propanolamine. Which of the following is true? （）A
All of these cargoes are mutually compatibleB
Benzene may not be carried in a tank adjacent to either of the other two cargoesC
Allyl alcohol is incompatible with propanolamine but both are compatible with benzeneD
Propanolamine is compatible with allyl alcohol but must be segregated from benzene
考题
多选题You are managing an Oracle 11g database with ASM storage, for which the COMPATIBLE initialization parameter is set to 11.1.0. In the ASM instance, the COMPATIBLE.RDBMS attribute for the disk group is set to 10.2 and the COMPATIBLE.ASM attribute is set to 11.1. Which two statements are true in this scenario for the features enabled for ASM? （）AThe ASM-preferred mirror read feature is enabled.BThe ASM supports variable sizes for extents of 1, 8, and 64 allocation units.CThe ASM disk is dropped immediately from a disk group when it becomes unavailable.DThe RDBMS always reads the primary copy of a mirrored extent of the ASM disk group.
考题
单选题According to the Chemical Data Guide，what does ethyl chloride produce when ignited?（）A
Toxic fumes of oxides of nitrogenB
Toxic fumes of leadC
Poisonous phosgene gasD
Poisonous chlorine gas
考题
单选题According to the Chemical Data Guide，1，3 - pentadiene possesses which characteristic? （）A
Colorless liquid，mild aromatic odorB
Pale yellow liquid，strong odorC
Colorless liquid，faint odorD
Straw-colored liquid，sweet-odor
考题
单选题According to the Chemical Data Guide，when burning，the grade B flammable liquid，carbon disulfide produces（）.A
phosgene gasB
sulfuric acid gasC
sulfur dioxide gasD
carbon tetrachloride
考题
单选题If a leak occurred while loading diethylenetriamine，the chemical data guide indicates you would smell an odor similar to（）.A
ammoniaB
rotten eggsC
gasolineD
None of the above
考题
单选题According to the Chemical Data Guide，which reactive group(s) is/are not compatible with the products polybutene and o-xylene? （）A
Nitric acidB
AmidesC
Alcohols，glycolsD
Phenols，cresols
考题
单选题During transfer operations，a quantity of propylamine spills on deck. According to the Chemical Data Guide，the correct procedure would be to（）.A
immediately flush the spill with large quantities of fresh waterB
cover the contaminated surface with soda-ash-soaked lime solutionC
add sodium bisulfate on the contaminated surface and spray it down with waterD
move to a position upwind of the spill and allow the product to boil off
考题
单选题According to the Chemical Data Guide，epichlorohydrin is a(n)（）.A
corrosiveB
class B poisonC
oxidizerD
explosive
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