WorksheetsU4 Cloud Computing
Total questions: 17
Worksheet time: 9mins
Name
Class
Date
1.
Which of the following describe Cloud Computing from the user view?
a)
providing scalable infrastructure
b)
ubiquitous access to IT-infrastructure
c)
selling IT on pay-per-use basis
d)
virtualizing IT infrastrcture
2.
Which of the following CANNOT be offered as a service via Cloud Computing?
a)
hardware
b)
software
c)
storage space
d)
data
3.
Which of the following is NOT a key characteristic of Cloud Computing?
a)
external provider
b)
virtualization
c)
scalability
d)
utility
4.
What can be offered as a part of IaaS?
a)
application software
b)
call-center services
c)
computing capacity
d)
consulting
5.
What is an example of PaaS?
a)
Google App Engine
b)
Amazon Web Services
c)
SAP Business onDemand
d)
Google Calendar
6.
True or false: IaaS can be used as a foundation of PaaS which in turn provides SaaS?
a)
true
b)
false
7.
Who owns the software that is offered as SaaS?
a)
provider
b)
customer
8.
Which of the following is NOT a potential advantage of Cloud Computing?
a)
utility-based payment
b)
scalability and flexibility
c)
instant updated and upgrades
d)
full control over data and software
9.
Which of the following is NOT a potential risk of Cloud Computing?
a)
security and legal issues
b)
lock-in
c)
cross-over risks from other customers
d)
dependance on physical location
10.
Why can Cloud Computing sometimes provide better performance?
a)
specialisation of the technology
b)
less friction on the Internet
c)
no need to worry about security
d)
serving a single user
11.
True or false: There are only public Clouds.
a)
true
b)
false
12.
What is a hybrid Cloud?
a)
Cloud serving more than one customer
b)
Cloud relying on different technologies
c)
combination of private and public Cloud
d)
Cloud offering IaaS, PaaS, and SaaS
13.
What is a federation Cloud?
a)
Cloud from a particular country
b)
collaboration between Clouds
c)
military Cloud
d)
international Cloud
14.
Which of the following is NOT a Cloud computing challenge?
a)
security and legal risks
b)
defining a contract
c)
hiring IT-specialists
d)
lock-in risks
15.
True or false: One of the challenges connected to managing Cloud Computing in corporate IT are inegration issues.
a)
true
b)
false
16.
Which of the following shifts are NOT caused by Cloud Computing?
a)
Greater importance of service perfomance
b)
Move from products to services
c)
Changes in the IT-supply industry
d)
Need for better IT infrastructure
17.
What is the main reason that companies turn to using the Cloud?
a)
cost saving
b)
better performance
c)
ubiquitous computing
d)
flebility
100 %
