Infrastructure as a Service (IaaS) - Answers Allows the customer to install all software, including
operating systems (OSs) on hardware housed and connected by the cloud vendor.
Platform as a Service (PaaS) - Answers Contains everything included in IaaS, with the addition of OSs.
This model is especially useful for software development operations (DevOps).
Software as a Service (SaaS) - Answers Includes everything listed in the previous Infrastructure as a
Service (IaaS) and Platform as a Service (PaaS) models, with the addition of software programs.
Encryption - Answers Offers a degree of assurance that nobody without authorization will be able to
access your data in a meaningful way.
Cloud Service Provider (CSP) - Answers Provides administrative assistance for the customer and the
customer's data and processing needs. Examples include Amazon Web Services, Rackspace, and
Microsoft's Azure.
Virtualization - Answers A process of creating a virtual version of something, including virtual computer
hardware platforms, operating systems, storage devices, and computer network resources.
Vendor lock-in - Answers Occurs in a situation where a customer may be unable to leave, migrate, or
transfer to an alternate provider due to technical or non-technical constraints.
Cloud provider - Answers A service provider that offers customer storage or software solutions available
via a public network, usually the Internet.
Cloud portability - Answers The ability to move applications and associated data between one cloud
provider and another, or between legacy and cloud environments.
Cloud Access Security Broker (CASB) - Answers A third-party entity offering independent identity and
access management (IAM) services to CSPs and cloud customers, often as an intermediary.
We use what to determine the critical paths, processes, and assets of an organization? - Answers BIA
(The business impact analysis is designed to ascertain the value of the organization's assets, and learn
the critical paths and processes.)
If a cloud customer wants a bare-bones environment in which to replicate their own enterprise for
BC/DR purposes, which cloud service model would probably be best? - Answers IaaS - IaaS offers what is
basically a hot/warm DR site, with hardware, connectivity, and utilities, allowing the customer to build
out any kind of software configuration (including choosing OSs).
If a service or solution does not meet all of the specified key characteristics listed below, it is said to be
not true cloud computing. Please select the valid cloud computing characteristics out of the terms
identified below. - Answers Here are the characteristics of cloud computing:
Broad network access
, Resource pooling
Measured service
On demand self-service
Rapid expansion
The risk that a cloud provider might go out of business and the cloud customer might not be able to
recover data is known as: - Answers Vendor lock-out
Cloud Access Security Brokers (CASBs) might offer all the following services except: - Answers
BC/DR/COOP (CASBs don't usually offer BC/DR/COOP services; that's something offered by cloud
providers.)
Mitigation - Answers A process of taking steps to decrease the likelihood or the impact of the risk.
Transference - Answers A risk management strategy that involves the contractual shifting of a risk from
one organization to another.
Layered defenses - Answers The practice of having multiple overlapping means of securing the
environment with a variety of methods.
Risk appetite - Answers Refers to the level, amount, or type of risk that the organization finds
acceptable.
Avoidance - Answers Eliminating the risk that is simply too high and cannot be compensated for with
adequate control mechanism.
IaaS boundaries - Answers The cloud provider creates and administers the hardware assets on which the
customer's programs and data will ride.
PaaS boundaries - Answers The cloud provider is responsible for installing, maintaining, and
administering the OS.
In which cloud service model is the customer required to maintain and update only the applications? -
Answers PaaS (In PaaS, the provider supplies the hardware, connectivity, and OS; the customer installs
and maintains applications. In IaaS, the customer must also install the OS, and in SaaS, the provider
supplies and maintains the applications.)
In which cloud service model is the customer only responsible for the data? - Answers SaaS
The cloud customer and provider negotiate their respective responsibilities and rights regarding the
capabilities and data of the cloud service. Where is the eventual agreement codified? - Answers Contract
Which of the following is considered a physical control? - Answers Fence (Fences are physical controls;
carpets and ceilings are architectural features, and a door is not necessarily a control: the lock on the