ITC583 Final

__________ describes a module for which the software developer does not care how the processing is performed, but instead, knows that the code will produce predictable results when provided valid inputs.

A black box

The term ____________ describes major components that comprise a system, their relationships, and the information the components exchange.

software architecture

True or False? Within a services-oriented architecture (SOA), programs make remote-procedure calls to services that reside on servers distributed across the web.

True

SOA is an acronym that stands for ______.

services-oriented architecture

True or False? Web services execute faster than equivalent local functional calls.

False

True or False? Within a services-oriented architecture (SOA) application, a program exchanges messages with a web service to call a specific method and then normally waits for the web service to return its result.

True

True or False? One of the biggest advantages of web services is their interoperability.

True

Which of the following is a consideration when using web services?

All of these are correct.

True or False? Using a load-balancing model, developers can scale a web-service solution.

True

__________ describes the degree of dependence between a calling program and a web service.

Coupling

The process of taking an application to the cloud is known as:

cloud migration.

To reduce risk, companies may ask a cloud-solution provider to place their site's source code in a:

source-code escrow.

When an on-site application encounters increased user demand, an application can expand into the cloud through a process called:

cloud bursting.

____________ occurs when a provider does not support data export or when a provider's service is unavailable through others.

Vendor lock-in

____________ occurs when a vendor makes it difficult for a company to switch to another provider, even if the vendor has failed to fulfill the service-level agreement (SLA).

Vendor lock-in

True or False? To reduce the risk of vendor lock-in, many companies seek providers who support "open" solutions, which are built using open-source software such as Linux, PHP, and MySQL.

True

Common components within a service-level agreement (SLA) include which of the following?

All of these are correct.

True or False? A manager's key tool for managing a cloud-service provider is the service-level agreement (SLA), which should contain specifics about key performance issues, policies and procedures, and clear definitions of various levels of responsibility.

True

The ______________ defines the resources the solution will need to operate satisfactorily.

capacity plan

When moving to the cloud, which of the following budget factors should you consider?

All of these are correct.

Within a mobile environment, a _____________ is an HTML-based solution that adjusts its output for mobile device screen sizes.

Web responsive app

A(n) _________ is an environment that consists of living and nonliving things with which one interacts.

ecosystem

The _____________ consists of apps and webpages that originate from sites within the cloud from which users download, or with which they interact via a mobile device.

mobile cloud

True or False? When developers use HTML to create Web and mobile solutions, a key consideration is screen size.

True

True or False? You should not expect to use traditional webpages as mobile solutions. You should optimize your web solutions and then optimize your mobile solutions.

True

True or False? If you list inventions that have made the biggest impact on society, from the automobile to airplanes to television and the telephone, the cell phone may (and likely will) eventually top the list.

True

True or False? If you ask roomful of cloud computing experts whether the cloud is driving the growth of mobile computing or mobile computing is driving the growth of the cloud, the results will be mixed.

True

Items developers must consider for mobile devices include:

All of these are correct.

True or False? - An iOS app or an Android app are examples of native-mode solutions.

True

Beyond traditional phone calls, users use smartphones to do which of the following?

All of these are correct.

_______________ is a subset of corporate governance that includes the policies, procedures, and controls that relate to IT use and deployment, performance, return on investment, and risk mitigation.

IT governance

True or False? Following the .com crash and corporate scandals such as Enron, Tyco, and WorldCom, pressures emerged from the government, shareholders, and numerous other stakeholders for companies to increase their financial oversight to reduce the opportunity for fraud and to restore confidence in corporate financial reporting.

True

___________ combines the processes, policies, laws, and controls that affect how a company operates.

Corporate governance

True or False? Companies must audit the source of the values they measure and report using internal or external auditors.

True

Examples of business strategies include which of the following?

All of these are correct.

_______________ comprises the plans a company executes to achieve business goals.

A business strategy

True or False? Because IT departments create and store most of the data that drive corporate financial reports, the new era of governance has brought greater visibility and a greater need for controls to IT departments.

Capability Maturity Model (CMM)

______ was developed at Carnegie Mellon University to help businesses measure and improve their current capabilities.

Capability Maturity Model (CMM)

True or False? A key place to begin the cloud-governance process is with the service-level agreement (SLA).

True

True or False? Internal controls allow a company auditor to inspect data values at key stages.

True

True or False? Total cost of ownership (TCO) is the total direct and indirect costs, including capital and operating expenses, of owning a particular piece of equipment or other capital good.

True

Which of the following is a key performance measure one should consider for cloud solutions?

All of these are correct.

True or False? The cloud's market adoption cycle is similar to that of most new product and service offerings.

True

________________ is the study of the production, distribution, and consumption of goods and services.

Economics

True or False? A company's profit margin, often simply called the margin, is a ratio of a company's income to revenue.

True

____________ states the number of transistors that can be placed on an integrated circuit doubles every two years.

Moore's law

The ______________ is a measure of the financial gain (or return) on an investment, such as a new piece of equipment.

return on investment

______________ are large expenditures, normally for a plant, property, or large equipment.

Capital expenses

True or False? Right-sizing is the process of aligning computing resources (processors, servers, disk capacity, and so on) with user demand and requirements.

True

______________ describes the cost savings that a company may experience (up to a point) by expanding.

Economies of scale

__________ specify what a system does; that is, the specific tasks the system will perform.

Functional requirements

The __________ is also known as the 80/20.

Pareto principle

Using __________, you can scale out an application by rewriting the application to support multiple CPUs (servers) and possibly multiple databases.

horizontal scaling

Using __________, you can scale up an application by moving the application to faster computer resources, such as a faster server or disk drive.

vertical scaling

______________ software facilitates the exchange of data between solutions.

Middleware

A ___________ is a place where system traffic slows because of lack of resources.

bottleneck

A ______________ defines the resources your application will need at a specific time.

capacity plan

______________ describes environmentally friendly IT operations.

Green computing

A ______________ occurs when adding additional resources does not improve performance. At that point, you should stop scaling.

point of diminishing returns

__________ are often called quality requirements and include common factors such as performance, reliability, maintainability, and so forth.

Nonfunctional requirements

True or False? Currently, paints can change color on roads to indicate the presence of ice. In the future, intelligent paint may report driving conditions back to the cloud.

True

True or False? A blockchain is a collection of interconnected servers that record transactions within distributed ledgers.

True

A ___________ utilizes data from the global positioning system (GPS) capabilities built into mobile devices to integrate an individual's location into the processing it performs.

location-aware application

True or False? Because IoT devices don't require software, they do not pose a security risk.

False

True or False? The cloud streamlines many expensive and time-consuming development steps, which will allow developers to bring applications to market faster.

True