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33Sources for data on activity durations and resource requirements can be gathered from wh

33 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

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更多“33Sources for data on activity…”相关的问题

第1题

判断下列代码段的大O级别： def b3（n): data = [] for i in range（n): data.insert（len（data), i) return data

A.O(n)

B.O(n^2)

C.O(n^3)

D.O(n*log(n))

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第2题

provides a data path between the CPU and external devices．A．KeyboardB．I/O portC．DiskD

provides a data path between the CPU and external devices．

A．Keyboard

B．I/O port

C．Disk

D．Printer

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第3题

有如下类定义和变量定义：class A{public：A（){data=O；}一A（){}int GetData（)const{retum data；}vo

有如下类定义和变量定义：

class A{

public：

A(){data=O； }

一A(){}

int GetData()const{ retum data； }

void SetData(int n) {data=n； }

private：

int data；

}；

const A a；

A b；

下列函数调用中错误的是

A．a．GetData()；

B．a．SetData(10)；

C．b．GetData()；

D．b．SetData(10)；

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第4题

下面为C语言程序，边界值问题可以定位在(45)。 int data(3), int i, for(i=1, i＜=3, i++)data(i)=100

A.data(O)

B.data(1)

C.data(2)

D.data(3)

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第5题

Which statement is true about a running session that belongs to the online transaction processing （OLTP) group？（）

Which statement is true about a running session th

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.

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第6题

It is your data on the rising labor costs in Beijing that gave David the idea of ___ o

A.phasing out

B.phasing in

C.phrasing out

D.phrasing in

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第7题

以下哪种服务可提供模板、映像和脚本的集中式管理？（)ABig Data ExtensionsB内容库CI／O Contr

以下哪种服务可提供模板、映像和脚本的集中式管理？ ()

ABig Data Extensions

B内容库

CI/O Control

DStorage DRS

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第8题

若有以下程序：#include〈iostream〉using namespace std；intmain（){ int data[4],i,j,temp; for （i

若有以下程序： #include〈iostream〉 using namespace std； int main() { int data[4],i,j,temp; for (i=O; i＜4; i++) cin＞＞data[i]; for (i=1; i＜4; i++) { j = i-1; temp = data[i]; while (data [j ] ＞temp&&j ＞=0) { data[j+1] = data[j]; j--; } data[j+1] = temp; } for(i=O;i＜4;i++) cout〈〈data[i]〈〈" "; cout〈〈end1; return 0; }

A．2843

B．2348

C．8243

D．8432

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第9题

● （73) provides a data path between the CPU and external devices.（73)A. Keyboard B. I/O po

● (73) provides a data path between the CPU and external devices.

(73)

A. Keyboard

B. I/O port

C. Disk