main symptom
rootproblem
finalblueprint
dataspecification
第1题:
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第3题:
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第7题:
Many of the activities performed during the preliminary investigation are still being conducted in(1),but in much greater depth than before. During this phase, the analyst must become fully aware of the (2) and must develop enough knowledge about the (3)and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4)for process and data of current system, the deliverable from this phase also includes the(5)for the proposed system. 空白(1)处填()
第8题:
Many of the activities performed during the preliminary investigation are still being conducted in(1),but in much greater depth than before. During this phase, the analyst must become fully aware of the (2) and must develop enough knowledge about the (3)and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4)for process and data of current system, the deliverable from this phase also includes the(5)for the proposed system. 空白(2)处填()
第9题:
logical models
physical models
design models
implementation models
第10题:
main symptom
rootproblem
finalblueprint
dataspecification
第11题:
analysis phase
designphase
implementationphase
maintenancephase
第12题:
A full database backup should be performed once daily. During business hour, a transaction log backup should be performed every two hours.
A full database backup should be performed once daily
A full database backup should be performed once daily. During business hours, a differential backup should be performed every two hours
Perform a full database backup should be performed once every week. A differential backup should be performed once daily. During business hours a transaction log backup should be performed every two hours.
第13题:
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第15题:
第16题:
第17题:
第18题:
第19题:
Many of the activities performed during the preliminary investigation are still being conducted in(1),but in much greater depth than before. During this phase, the analyst must become fully aware of the (2) and must develop enough knowledge about the (3)and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4)for process and data of current system, the deliverable from this phase also includes the(5)for the proposed system. 空白(4)处填()
第20题:
Many of the activities performed during the preliminary investigation are still being conducted in(1),but in much greater depth than before. During this phase, the analyst must become fully aware of the(2)and must develop enough knowledge about the(3)and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4)for process and data of current system, the deliverable from this phase also includes the(5)for the proposed system.
第21题:
All required documents and publications may have to be produced
Licensed GMDSS radio operators may be required to demonstrate equipment competencies
All required equipment must be fully operational
All of the above
第22题:
hardware and software specification
system performance specification
formal requirements definition
general problem statement
第23题:
warm-up allows the hydraulic system to become charged with oil
warm-up allows the relief valves to be properly tested
hydraulic strainers operate only during the warm-up period
hydraulic fluid must be at the proper viscosity
第24题:
the vessel must be moored snugly
each tank must be partially full to show it does not leak
all dunnage,tools,and extraneous items are secured
water under vessel must be deep enough to prevent grounding