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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 acid
B
Amides
C
Alcohols，glycols
D
Phenols，cresols
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考题
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
Which statement is true about a running session that belongs to the online transaction processing (OLTP) group?()
A. It permanently switches to the low_group consumer group if the session exceeds 10,000 I/O requests or 2,500 MB of data transfer.B. It performs the first 10000 I/O requests or 2,500 MB of data transfer in the LOW-GROUP consumer group, and then switches to the original group.C. It switches to the LOW_GROUP consumer group if the session exceeds 10000 I/O requests or 2500 MB of data transfer and returns to the original group after the operation.D. It switches to the LOW_GROUP consumer group if the session exceeds 10000 I/O requests or 2500MB of data transfer for queries, but not for data manipulation language (DML) operations.
考题
Which are the two options to which a menu can be assigned?() (Choose two.)
A.menuB.functionsC.data groupD.responsibilityE.functional group
考题
According to the OSI model, which of the following layers is responsible for providing reliablecommunication?()
A.TransportB.NetworkC.SessionD.Data Link
考题
Which of the following statements is used to grant user TOM and Application team APPGRP the ability to add data to table TAB1?()
A.GRANT ADD DATA ON TABLE tab1 TO GROUP tom appgrpB.GRANT INSERT TO USER tom, GROUP appgrp ON TABLE tab1C.GRANT INSERT ON TABLE tab1 TO USER tom, GROUP appgrpD.GRANT ADD DATA ON TABLE tab1 TO USER appgrp, GROUP tom
考题
Charts are subject to frequent correction according to ______.A.Notices to MarinersB.Mariner's handbookC.Sailing DirectionsD.Guide to Port Entry
考题
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
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
What’s corrosion？ It’s a chemical______in which metal is transformed into salt and oxides.A.react
B.action
C.reaction
D.response
考题
Which are the two options to which a menu can be assigned?（） (Choose two.)A、menuB、functionsC、data groupD、responsibilityE、functional group
考题
Which three IP multicast group concepts are true?（）A、If a packet is sent to a multicast group address, the multicast frame contains the source multicast address.B、A router does not have to be a member of a multicast group to recei ve multicast data.C、A router must be a member of a multicast group to send to the group.D、A router does not have to be a member of a multicast group to send to the group.E、If a packet is sent to a multicast group address, all members of the multic ast group will receive it.F、A router must be a member of a multicast group to receive multicast data.
考题
Which three IP multicast group concepts are true？ （Choose three.） （）A、 If a packet is sent to a multicast group address， all members of the multicast group will receive itB、 If a packet is sent to a multicast group address， the multicast frame contains the source multicast addressC、 A router does not have to be a member of a multicast group to receive multicast data.D、 A router does not have to be a member of a multicast group to send to the group.E、 A router must be a member of a multicast group to receive multicast data.F、 A router must be a member of a multicast group to send to the group.
考题
According to the OSI model, which of the following layers is responsible for providing reliablecommunication?（）A、TransportB、NetworkC、SessionD、Data Link
考题
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
考题
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.
考题
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 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Which of the following statements is used to grant user TOM and Application team APPGRP the ability to add data to table TAB1?（）A
GRANT ADD DATA ON TABLE tab1 TO GROUP tom appgrpB
GRANT INSERT TO USER tom, GROUP appgrp ON TABLE tab1C
GRANT INSERT ON TABLE tab1 TO USER tom, GROUP appgrpD
GRANT ADD DATA ON TABLE tab1 TO USER appgrp, GROUP tom
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
考题
单选题Dry chemical fire extinguishers are effective on which type(s) of fire?（）A
Burning oilB
ElectricalC
PaintD
All of the above
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