单选题Which of the following nondestructive testing methods can be used to detect a suspected subsurface defect in a tail-shaft liner?（）A Dye penetrantB Magnetic particleC UltrasonicD All of the above

题目

单选题

Which of the following nondestructive testing methods can be used to detect a suspected subsurface defect in a tail-shaft liner?（）

Dye penetrant

Magnetic particle

Ultrasonic

All of the above

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相似问题和答案

第1题：

Which one of the following is not an acquisition method?

A advertising

B invitation

C negotiation

D purchase

E all are acquisition methods

正确答案：A

第2题：

●Where box testing of software testing is a test for software structure.Which of the following item should noe be included ing the content of white box? (75) .

(75) A．boundary value analysis

B．statement testing

C．branch testing

D．path testing

正确答案：A
【解析】译文：白盒测试是对软件结构的测试。下列哪一项不是白盒测试的内容？

第3题：

●Which of the following statements about object oriented database is not correct? (72) ．

(72) A．Each object has a unique object identify in the system

B．Encapsulation and inheritance are two important features of object oriented database

C．A subclass can inherit the attributes and methods of all its superclasses

D．A supereloss includes the attributes and methods at all subclasses

正确答案：B
【解析】译文：下列关于面向对象数据库的描述中，哪一个是错误的？
B.封装和继承是面向对象数据库的两个重要特征。

第4题：

Which of the following statements about testing software with data is (are) true?

Ⅰ.The primary purpose of such testing is to find errors.

Ⅱ.Such testing can demonstrate the existence of errors but cannot demonstrate the absence of errors.

A．Neither

B．I only

C．Ⅱonly

D．Ⅰand Ⅱ

正确答案：B

第5题：

Which of the following methods is used to increase the number of processes sharing the CPU？

A．Interrupt

B．Scheduler

C．Swapping

D．Working Set

正确答案：C

第6题：

During a period of falling prices, which of the following inventory methods generally results in the lowest balance sheet amount for inventory. ( )

A、average method

B、LIFO method

C、FIFO method

D、can not tell without more information

正确答案:C

第7题：

Which of the following statements about object oriented databse is not correct?

A． Each object has a unique object identity in the system.

B．Encapsulation and inheritance are two important features of object oriented databasE.

C．A subclass can inherit the attributes and methods of all its superclasses.

D．A subclass includes the attributes and methods of all its subclasses.

正确答案：D

第8题：

Which of the following scheduling methods uses more of the risk management concepts:

A ADM

B PDM

C CPM

D PERT

E Gantt

正确答案：D

第9题：

White box testing of software testing is a test for software structurE.Which of the following item should not be included in the content of white box?

A．boundary value analysis

B．statement testing

C．branch testing

D．path testing

正确答案：A

第10题：

White box testing of software testing is a test for software structure. Which of the following item should not be included in the content of white box?(75).

A．boundary value analysis

B．statement testing

C．branch testing

D．path testing

正确答案：A
解析：译文：白盒测试是对软件结构的测试。下列哪一项不是白盒测试的内容?

Which of the following nondestructive testing methods can be

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