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Computer Information Systems > Computer Networks and the internet flashcards > Flashcards

Computer Networks and the internet flashcards

1
Q

Select what is true about computer networks. More than one answer may be selected.

  • Computer networks support many different software applications
  • Networks range in size from small home networks to the Internet, which is the world’s largest network
  • A network is a group of two or more devices/computers connected together
  • Only selected types of computer networks can be linked together and supported by the Internet
A
  • Computer networks support many different software applications
  • Networks range in size from small home networks to the Internet, which is the world’s largest network
  • A network is a group of two or more devices/computers connected together
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2
Q

A type of network that connects devices at a single site within a limited geographic range is called a ___ area

A

Local or LAN

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3
Q 
Common methods to connect a LAN to the Internet include which of the following?
Ethernet cables
Satellite signals
Fiber optic cables
Coaxial cables
A
  • ethernet
  • fiber optics
  • coaxial cables
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4
Q

A group of two or more devices/computers connected together to allow for the exchange of information and for the sharing of resources is call a _____.

A

Network

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5
Q

The number that is assigned to all information technology devices (routers, modems, etc.) which identifies the device and allows the device the ability to communicate with each other on a computer network, including the Internet is called an Internet ___ address

A

IP

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6
Q

Which of the following are considered a basic type of computer network? You may select more than one.

A

Wide area network WAN
local area network LAN
Personal area network PAN

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7
Q

Which of the following functions are provided by an Internet Service Provider (ISP)? More than one answer may be selected.

A

Provide an Internet Protocol (IP) address

Your ISP pays for access to the Internet

Provide access or a gateway to the resources on the Internet

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8
Q

Select all of the characteristics of that explain how the Internet works

A
  • The connections points in the Internet are called nodes.
  • Data is transferred from one network to another network through hardware called routers.
  • Data on the Internet is usually stored on specialized computers called servers.
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9
Q

In order to connect to the Internet and other computers on a network, each device must have a network ____ card (NIC) installed

A

Interface

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10
Q

Web 3.0 is the next evolution in the development of the World Wide Web and is built to support a variety of applications and services including: (More than one answer may be selected.)

A

Ubiquitous computing
Saas
IoT

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11
Q

Select all of the correct statements about Transmission Control Protocol/Internet Protocol.

A
  • A suite of communication protocols (standards/rules/guidelines) used to connect devices to the Internet
  • Covers how software applications communicate across networks and how data packets are assembled and reassembled once they reach their destination
  • used as a private network communications protocol for private networks including intranets and extranets
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12
Q

Select the true statements about sending information on the Internet.

A

Each device connecting to the Internet or a network must have a network interface card (NIC) installed.

Modems and routers are connected to the Internet via an Internet Service Provider (ISP).

Devices connect to the Internet or a network using network cables or wireless technologies.

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13
Q

There are four key features of Web 2.0. One key feature allows users to collectively determine the classification of information. For example, tagging of websites, images, videos, and links. This key feature is called:

A

Folkseconomy

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14
Q

Select what’s true about Geographic Information Systems (GIS). More than one answer may be selected

A

GIS allows for the analysis of spatial data (including geospatial data and geographic information) that is used for more informed decision making.

GIS are built on a foundation provided by the Global Positioning System (GPS).

GIS permits organizations and users the ability to store, view, and analyze geographic and geographic data in the form of multidimensional charts and maps.

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15
Q

This type of information system is focused on the capture, analysis, use, and management of spatial location information. It is rooted in the science of geography and seeks to integrate many types of data to create visualizations using maps and 3D scenes. This definition explains a ___ Information

A

Geographic

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16
Q

Select the potential applications/benefits of 5G networks. More than one answer may be selected.

A

5G networks may eventually allow for autonomous vehicles to safely interact with each other and their environment.

5G connectivity has the potential to create truly connected cities

5G connectivity will greatly improve what businesses and individuals can do with connected devices.

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17
Q

Geographic Information Systems (GIS) are focused on the capture, analysis, use, and management of spatial location information. GIS is rooted in the science of geography and seeks to integrate many types of data to create visualizations using maps and 3D scenes. Which of the following are applications of GIS? More than one answer may be selected.

A

The retail sector uses GIS information to place certain products based on regional demand preferences.

Telecommunications providers use GIS to map out cell tower placement.

Organizations use GIS combined with data analytics to better determine customer needs and wants.

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18
Q

Select what’s true about how 5G connectivity will support IoT. More than one answer may be selected.

A

5G connectivity will allow for greater data capacity.

5G connectivity will allow for faster connection speeds, greater data capacity, and lower latency.

5G connectivity will allow for lower latency.

19
Q

Large and small businesses find they can

____ their reliance on internal IT infrastructure and reduce cost by utilizing Cloud-based technologies.

A

Reduce

20
Q

According to the National Institute of Standards and Technology (NIST) which of the following are characteristics of Cloud computing? More than one answer may be selected.

A

Resource pooling

On-demand self-service

Broad network access

21
Q

There are many benefits of Cloud computing. One benefit of cloud computing is _____ that allows for the access of data, files, and programs when you are off-site or at home via web-enabled devices.

A

Flexibility

22
Q

While there are many benefits of Cloud computing, there are also some disadvantages. One of the disadvantages is __. Cloud infrastructure is owned, managed, controlled, and monitored by the Cloud service provider. This means the customer often has little control over Cloud service processes and procedures.

A

Limited control

23
Q

Select what’s true about Cloud computing in today’s business environment. More than one answer may be selected.

A

70% of global businesses backup some portion of their data using a Cloud service provider.

In the United States, 96% of all organizations use the Cloud in one form or another.

93% of small businesses backup some portion of their data using a Cloud provider.

24
Q

Select the true statements about Content Delivery Networks (CDN).

A

CDNs provide more efficient delivery of Internet and Web content because the closer the CDN server is to the user geographically, the faster the content will be delivered.

PoPs include various caching servers that assist in delivering content to website visitors within its operational proximity.

CDNs are geographically distributed network server groups that work together to deliver web pages and other web content to users.

25
Q

According to the National Institute of Standards and Technology (NIST) there are four Cloud computing deployment models. _____ Cloud is a Cloud deployment model where Cloud infrastructure is provisioned for exclusive use by a single organization comprising multiple consumers, e.g., business units). It may be owned, managed, and operated by the organization, a third party, or some combination of them, and may exist on or off premises.

A

Private

26
Q

A Cloud-based computing model where Cloud service providers offer hardware and software tools need for application/software development via the Internet is called ____as a Service. These vendors host the hardware and software needed for development on their own infrastructure that removes the need for developers to install this on their own devices.

A

Platform

27
Q

Select the correct statements about Infrastructure as a Service (IaaS).

A

IaaS helps organizations avoid the cost of acquiring and managing their own physical servers and datacenter architecture.

IaaS is an instant computing infrastructure composed of processing, data storage, and a variety of other computing resources provided by a cloud vendor.

28
Q

Which of the following are correct statements about web services? More than one answer may be selected.

A

Web services can be used to create apps that link different systems of different organizations and to build open-standard based web applications.

Web services allow for the exchange of information between two systems and are not tied to any one operating system or programming language.

Web services are a set of software technologies that are able to exchange information with each other using standardized web communication protocols and languages.

29
Q

Which of the following are examples of Software as a Service (Saas)? More than one answer may be selected.

A

Microsoft Office 365

Google apps

Smartsheet

30
Q

Which of the following services are often provided by Platform as a Service (PaaS) vendors. More than one answer may be selected.

A

Hosting of hardware and software

Multi-language program development

Provide mobile software development kits (SDKs) that assist in app development.

31
Q

An instant computing infrastructure composed of processing, data storage, and a variety of other computing resources provided by a Cloud vendor to assist in running an organization’s information systems is referred to as ___ as a service

A

Infrastructure

32
Q

Select the true statements about Content Delivery Networks (CDN).

A

CDNs are geographically distributed network server groups that work together to deliver web pages and other web content to users.

CDNs provide more efficient delivery of Internet and Web content because the closer the CDN server is to the user geographically, the faster the content will be delivered.

PoPs include various caching servers that assist in delivering content to website visitors within its operational proximity.

33
Q

Also Reffered to as cloud security, _____ services security includes policies, procedures, controls, and hardware that work together to ensure cloud-based systems are secure. Measures put into place to ensure the Cloud service is secure include data protection, regulatory compliance, customer privacy protection, and authentication rules for users and devices.

A

Cloud

34
Q

Virtual Private Networks (VPNs) are commonly used by organizations to securely send communications. Select the correct statements about VPNs.

A

A VPN creates a secure connection between two computers.

VPN software authenticates the users and establishes a secure connection.

Used by organizations whose employees need access to a company network remotely.

35
Q

Software and technologies that uses computer code that creates concatenated (linked together) blocks of transactions ____ allows people to share a digital ledger across a network of computers. There is no need for a central source of control because no single entity has the ability to tamper with the records.

A

block chain

36
Q

Serving as the technology behind cryptocurrencies such as Bitcoin, ___ provides a level palying field for all users.

A

block chain

37
Q

Cloud services security policies vary by Cloud provider, so it’s important to research policies before signing a service level agreement (SLA). Some important questions to ask a vendor about Cloud services security include which of the following? More than one answer may be selected.

A

Does the vendor have any specific security certifications?

What type of disaster plans are in place?*

Does the vendor go through regular security audits?

38
Q

Put In order to a new block to be added to the blockchain, four criteria must be met. Put the steps of adding a new block to the blockchain in the correct order.

A
  1. a transaction must take place
  2. transaction verification
  3. transaction storage
  4. adding a hash
39
Q

Allowing people to share a digital ledger across a network of computers, ___ uses computer code to create concatenated (linked together) blocks of transactions.

A

Block chain

40
Q

What are two characteristics of cryptocurrency?

A

its not portable

it has a fluctuating price

41
Q

Using collaboration software people from across the organization, regardless of their physical location, people can share content in real-time including documents, spreadsheets, videos, and messages. This leads to better ____ which is one of the benefits of using collaboration software.

A

Collaboration

42
Q

Designed to enhance the productivity of teams, groups, and organizations. _____software allows for the creation of a dedicated workspace where users can add data and workflows.

A

Collaboration

43
Q

Collaboration software is designed to enhance the productivity of teams, groups, and organizations. Select the correct statements about collaboration software.

A

Many of today’s collaboration software programs are cloud-based, removing the need to users to have specific software download on a device.

Dedicated workspaces are viewable and editable (based on assigned privileges) by users regardless of their physical location

Allows for the creation of a dedicated workspace where users can add data and workflows.

Computer Information Systems (8 decks)

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