SPC（Statistical Process Control）

The rule of seven used by quality control engineers states that if a run of seven or more samples lays on one side of the process mean, then the process is out of control. What is the probability that this condition is the result of random variations.

A . 14.30%

B . 3.12%

C . 2.73%

D . 1.56%

E . 0.78%

187 The centerline of a standard "Shewhart' control chart represents:

A. the process target

B. the nominal dimension specified by the customer

C. the nominal dimension specified by the designer

D. the true process average or mean

E. the process sample average or mean

Scope management is:

A.a project control function.

B.employs change control.

C.a work authorization process.

D.considers Cost, Quality and Schedule.

E.All of the above.

在通信专业中，TCP的英文全称是（），“认证”英文通常翻译为（）。

A．Transmission Control Process B．Transfer Control Protocol C．Transmission Connecting Protocol D．Transmission Control Protocol A．authentication B．authorization C．control D．encryption

Of the items listed below, which one(s) should be saved into the process control block?

Ⅰ.Process name and process number

Ⅱ.Process running information

Ⅲ.Current opened file information

A．Ⅰ and Ⅱ

B．Ⅰ and Ⅲ

C．Ⅱ and Ⅲ

D．Ⅰ、Ⅱ and Ⅲ

190 The rule of seven used by quality control engineers states that if a run of seven or more samples lays on one side of the process mean, then the process is out of control. What is the probability that this condition is the result of random variations.

A. 14.30%

B. 3.12%

C. 2.73%

D. 1.56%

E. 0.78%

● Scope management is:

A a project control function.

B employs change control.

C a work authorization process.

D considers Cost, Quality and Schedule.

E All of the above.

The centerline of a standard "Shewhart' control chart represents:

A . the process target

B . the nominal dimension specified by the customer

C . the nominal dimension specified by the designer

D . the true process average or mean

E . the process sample average or mean

提出统计过程控制(statistical process.control，SPC)的概念，并发明用于实施产品生产过程监控的质量控制图的是( )。

A、Shewhart

B、Taylor

C、1evy

D、Jennings

E、Deming

()is the process of formalizing acceptance of the completed project deliverables. The key benefit of this process is that it brings objectivity to the acceptance process and increases the probability of final product, service,or result acceptance by validating each deliverable。

A、Validate scope

B、Define scope

C、Control scope

D、Collect requirement