题目内容（请给出正确答案）

[主观题]

●Sources for data on activity durations and resource requirements can be gathered from whi

● 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

查看答案

如搜索结果不匹配，请联系老师获取答案

您可能会需要：

重置密码查看订单联系客服

安装赏学吧APP，拍照搜题省时又省心！

更多“●Sources for data on activity …”相关的问题

第1题

Which of the following is the main feature of an OLTP application？（）

A.Summarized queries

B.Granular transactions

C.Voluminous historical data

D.Heterogeneous data sources

点击查看答案

第2题

Which of the following is a disadvantage of using secondary data？

A．Gathering secondary data is costly．

B．Collecting secondary data is time consuming．

C．Few sources exist for secondary dA

D．It is not accurate enough．

点击查看答案

第3题

Which Core J2EE tier is responsible for establishing and maintaining connections to data sources？

A.Client tire

B.Presentation tire

C.Business tire

D.Integration tire

点击查看答案

第4题

In component－level design "persistent data sources" refer to()

In component－level design "persistent data sources" refer to（)

A.Component libraries

B.Databases

C.Files

D.All of the above

E.Both B and C

点击查看答案

第5题

Which of the following questions should be asked by a marketing researcher when trying to establish the reliability of secondary data sources in the international arena？

A．How much does the data cost

B．For what purposes were the data collected

C．What language is used in the host country

D．Was the data available on the Internet

点击查看答案

第6题

●Users also need （71) systems to help them explore the web and discover interesting data s

●Users also need (71) systems to help them explore the web and discover interesting data sources and interfaces that support different query and search paradigms.

(71) A．negative

B．adaptive

C．passive

D．adaption

点击查看答案

第7题

Sources for data on activity durations and resource requirements can be gathered from whic

h 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

点击查看答案

第8题

This namespace includes the base classes and interfaces for _____attributes and type converters, binding to data sources, and licensing components.

A、executing

B、performing

C、implementing

D、enforcing

点击查看答案

第9题

Users also need（69)systems to help them explore the Web and discover interesting data sour

Users also need(69)systems to help them explore the Web and discover interesting data sources and interfaces that support different query and search paradigms.

A．negative

B．adaptive

C．passive

D．adaption

点击查看答案

第10题

Users also need（71)systems to help them explore the web and discover interesting data sour

Users also need(71)systems to help them explore the web and discover interesting data sources and interfaces that support different query and search paradigms.

A．negative

B．adaptive

C．passive

D．adaption

点击查看答案