Summarized queries
Granular transactions
Voluminous historical data
Heterogeneous data sources
第1题:
● Sources for data on activity durations and resource requirements can be gathered from which of the following:
A Past project records (historical data)
B Commercial techniques (standard practices, rules of thumb)
C Past project team members knowledge (experience, oldtimers)
D All of the above
E A and C only
第2题:
A.It applies to a single data server.
B.It is a recoverable sequence of operations.
C.Its value can be queried from the system catalog tables.
D.It begins when the application connects to the data server.
第3题:
Sources for data on activity durations and resource requirements can be gathered from which of the following:
A.Past project records (historical data)
B.Commercial techniques (standard practices, rules of thumb)
C.Past project team members knowledge (experience, oldtimers)
D.All of the above
E.A and C only
第4题:
Which feature allows users to be granted granular permission Sets based on their responsibilities?()
第5题:
A.Summarized queries
B.Granular transactions
C.Voluminous historical data
D.Heterogeneous data sources
第6题:
Describe techniques for extracting from heterogeneous data sources.
简述异构数据源中的数据抽取技术。
第7题:
A.Backup and recovery
B.Transactions
C.Security
D.Queries
第8题:
151 Sources for data on activity durations and resource requirements can be gathered from which of the following:
A. Past project records (historical data)
B. Commercial techniques (standard practices, rules of thumb)
C. Past project team members knowledge (experience, oldtimers)
D. All of the above
E. A and C only
第9题:
A data warehouse is a subject-oriented data set used for reporting and analusis. Data warehouses can be subdivided into ( ). Which store subsets of data from a warehouse.
A.OLTPs
B.transactions
C.data sarts
D.OLAPs
第10题:
A data warehouse is a subject-oriented data set used for reporting and analusis. Data warehouses can be subdivided into ( ). Which store subsets of data from a warehouse.