正误判断练习

1、判断题：
​Cloud computing is believed to be effective in decreasing the cost in computation, applications of IT companies.‌
选项：
A: 正确
B: 错误
答案: 【 正确】

2、判断题：
‎In the SaaS cloud computing model, the customer can freely create his application and share with other end users.‎
选项：
A: 正确
B: 错误
答案: 【 错误】

3、判断题：
‍Public clouds are financed, owned and managed by the government to provide services.​
选项：
A: 正确
B: 错误
答案: 【 错误】

4、判断题：
‌In the cloud computing models, there is no need to worry about privacy and information security.‌
选项：
A: 正确
B: 错误
答案: 【 错误】

5、判断题：
‌Cloud computing is worth exploring with more benefits than drawbacks.‌
选项：
A: 正确
B: 错误
答案: 【 正确】

第四单元测试

1、单选题：
‎According to the passage, cloud computing can be applied in the following fields EXCEPT _____. ​
选项：
A: complex engineering computation
B: hosting end-customer applications
C: content storage and delivery
D: free access to personal information
答案: 【 free access to personal information】

2、单选题：
‎Compared with traditional computing concepts, cloud computing is particular in _____.‍
选项：
A: bringing differences
B: distributing information to customers
C: breaking down organizational boundaries and broadening horizons
D: conducting computation autonomously
答案: 【 breaking down organizational boundaries and broadening horizons】

3、单选题：
‏The role of determining the right cloud path for the organizations is largely played by _____. ‌
选项：
A:  the cloud integrators 
B: the public cloud providers
C: the private cloud providers
D: the hybrid cloud providers
答案: 【  the cloud integrators 】

4、单选题：
‎According to the text, which of the following is a factor contributing to the enterprises’ security concerns?​
选项：
A: There is no firewall on the cloud to protect sensitive information.
B: The enterprises do not know where their information is stored.
C: The government is not involved. 
D: The enterprises are not willing to pay for the insurance.
答案: 【 The enterprises do not know where their information is stored.】

5、单选题：
‏Who are responsible for the management of service level agreements?‏
选项：
A: The board of directors.
B: The R & D department.
C: The operational teams.
D: The sales teams.
答案: 【 The operational teams.】

6、单选题：
​Although they can handle ___________ screens, they do not do well with applications that start out in one place (screen, computer, or room) and then move to another.​
选项：
A: ample
B: multiple
C: simple
D: triple
答案: 【 multiple】

7、单选题：
‏If we wanted to _________ the set of commands, we would need to make some code changes.‍
选项：
A: decrease
B: augment
C: pause
D: align
答案: 【 augment】

8、单选题：
‌If we reinforce the traffic security education and more people __________ traffic regulations, I believe one day traffic accidents can be avoided.‍
选项：
A:  result in
B: appeal to
C:  account for
D: comply with
答案: 【 comply with】

9、单选题：
‍These services can be provided by an intermediary through which interested businesses can route their messages ___________.​
选项：
A: on demand
B: for demand
C: demanded
D: demanding
答案: 【 on demand】

10、单选题：
‍To be fair, escape analysis is still ___________ and it will take time to mature this complex tool.‌
选项：
A: out of fancy
B: in fancy
C: in its infancy
D: out of infancy
答案: 【 in its infancy】

随堂小测试

1、单选题：
‏Once you compile the code, you need to ________ it in the server to access the service.‎
选项：
A: employ
B: align
C: comply
D: deploy
答案: 【 deploy】

2、单选题：
​The evaluation process should also take into consideration experience gained by national __________ authorities in clearing such products.​
选项：
A: consultative
B: investigatory
C: regulatory
D: various
答案: 【 regulatory】

3、单选题：
‍In fact, with the _________ of paid inclusion, some search engines now have a vested interest in the health of the optimization community.‌
选项：
A: paradigm
B: advent   
C: disappearance
D: collapse
答案: 【 advent   】

4、单选题：
​That’s why we are open sourcing it at an early stage: we believe that peer review, community feedback, and public _______ greatly improve the quality of security technologies like this one.‌
选项：
A: scrutiny
B: control    
C: complaint
D: spike
答案: 【 scrutiny】

5、单选题：
‏These are preinstalled so that you can test and use them without spending time on installation and _________. ‏
选项：
A: cultivation
B: calculation
C: confrontation
D: configuration
答案: 【 configuration】

小练习-正误判断题

1、判断题：
‏A vast majority of Fortune 1000 corporations are investing in setting up Big Data and AI initiatives.‍
选项：
A: 正确
B: 错误
答案: 【 正确】

2、判断题：
‏The scale of big datasets may be different from organization to organization.‍
选项：
A: 正确
B: 错误
答案: 【 正确】

3、判断题：
‎Big data systems only handle useful data from internal systems.‎
选项：
A: 正确
B: 错误
答案: 【 错误】

4、判断题：
‎Sorting and labeling data usually take place at the third step of Big Data life cycle.​
选项：
A: 正确
B: 错误
答案: 【 错误】

5、判断题：
‌RAM is used to ingest data into the Big Data systems.​
选项：
A: 正确
B: 错误
答案: 【 错误】

小练习——选择题

1、单选题：
​If an enterprise can’t grasp the ________ in the market, it will lose the leading position.​
选项：
A: credential
B: selection
C: influence
D: initiative
答案: 【 initiative】

2、单选题：
‌The new regulation gives employees more ________ in the workplace.‍
选项：
A: productivity
B: creativity
C: flexibility
D: originality
答案: 【 flexibility】

3、单选题：
​Jack is helping his mother ________ food among his younger brothers.‍
选项：
A: contribute
B: distribute
C: attribute
D: tribute
答案: 【 distribute】

4、单选题：
‏Companies can benefit from analyzing the large volumes of ________ and customer data.‏
选项：
A: transitional
B: transactional
C: transitory
D: transparent
答案: 【 transactional】

5、单选题：
​Female employees ________ less than 5 percent of the total number of the staff.​
选项：
A: constitute
B: comprise
C: compose
D: conspire
答案: 【 constitute】

第七单元测试

1、单选题：
‎What enables companies to build AI initiatives within their organizations?​
选项：
A: The increasing computing power or storage of a single computer.
B: The vast investment from Fortune 1000 corporations.
C: The fast growth and greater availability of data.
D: The expanding scale of the traditional business.
答案: 【 The fast growth and greater availability of data.】

2、单选题：
‌Which industry is in the leading position of building Big Data and AI initiatives?‎
选项：
A: Social media.
B: Life sciences.
C: Computer sciences.
D: Financial services.
答案: 【 Financial services.】

3、单选题：
‏Which one is not the characteristic of Big Data according to Doug Laney?​
选项：
A: The wide range of the sources and quality.
B: The long life cycle of the system.
C: The fast speed that information moves through the system.
D: The much larger datasets to be processed or stored.
答案: 【 The long life cycle of the system.】

4、单选题：
​What kind of data is usually accepted by a Big Data system?‎
选项：
A: Labeled data.
B: Formatted data.
C: Raw data.
D: Organized data.
答案: 【 Raw data.】

5、单选题：
‎What does real-time processing refer to?​
选项：
A: Processing the information immediately when it is available.
B: Processing the information after picking out the really useful data.
C: Processing the information after waiting for a period of time.
D: Processing the information when it is worth analyzing.
答案: 【 Processing the information immediately when it is available.】

6、单选题：
‎Training methods used by the new football coach differ ________ from those used by older ones.‎
选项：
A: violently
B: enormously 
C: vividly
D: significantly
答案: 【 significantly】

7、单选题：
‍ It’s not easy to ________ each of these parts together to complete the bike.​
选项：
A: allocate
B: coordinate
C:  ingest
D: assemble
答案: 【 assemble】

8、单选题：
‍The scientist ________ with his studies in spite of healthy problems.‏
选项：
A: consists
B: persists
C: resists
D: insists
答案: 【 persists】

9、单选题：
​They both have the ________ of finishing the task independently.​
选项：
A: capability
B: reliability
C: credibility
D: probability
答案: 【 capability】

10、单选题：
‌Big Data systems usually accept and store data closer to its ________ state.​
选项：
A: crude
B: rough
C: raw
D: primary