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Enterprise System Architecture > Final Exam Study Guide > Flashcards

Final Exam Study Guide Flashcards

1
Q

What Microsoft certification is given by the AZ-900 exam?

A

Azure Fundamentals

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2
Q

2) It is possible to access your Azure VM’s website by typing the public IP address in the browser of any machine in the world. (T/F)

A

True

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3
Q

How are Azure Functions typically triggered?

A

Through HTTP requests, timers, and various Azure services.

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4
Q

What is the primary purpose of Azure Load Balancer in Microsoft Azure?

A

To distribute incoming network traffic across multiple virtual machines.

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5
Q

99.999% uptime is equivalent to how much downtime per year?

A

5.26 minutes
How: 525,600 * .00001 = 5.256
Hint: 0.[0-00000000]1 * 365days or 525600minutes will help you accurately guess the up time. 99% = 3.65days; 99.99% = .0365days or 52.56 minutes (~1 hour); 99.99999% = .05256min * 60 or ~3seconds

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6
Q

What is N+1 redundancy?

A

Having exactly 1 more of a component than is necessary.

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7
Q

7) It is possible to access your Azure VM’s website by typing the private IP address in the browser of any machine in the world. (T/F)

A

False

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8
Q

What is the character “|” used for in PowerShell?

A

Allows data and results to move between and through cmdlets

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9
Q

Which of the following database management systems in Azure is object-relational?

A

PostgreSQL

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10
Q

What is a business case?

A

A document that justifies a business decision.

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11
Q

Which of the following is ALWAYS true about TLS 1.2?

A

TLS 1.2 is more secure than SSL 2.0

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12
Q

What is a key benefit of implementing load balancing in a high availability architecture?

A

Enhancing system performance and availability

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13
Q

What is a challenge associated with the adaptability of AI systems?

A

AI systems may struggle when faced with tasks outside their training data.

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14
Q

What is tacit knowledge?

A

Intuitive knowledge that can’t be easily taught or learned

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15
Q

Which of these is not a verb used in REST APIs?

A

Place

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16
Q

What is the PowerShell cmdlet to create a new virtual machine in Azure?

A

New-AZVM

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17
Q

Which of these has the CPIC phases in the right sequence?

A

Planning, Selection, Control, Evaluation

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18
Q

Which of these is an important aspect of HIPAA?

A

requires special protections for healthcare data

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19
Q

What is the service in Azure that allows you to manage inbound and outbound network rules like a firewall?

A

network security group

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20
Q

What is the file extension for PowerShell script files?

A

.ps1

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21
Q

What is IIS?

A

What you install in Windows to make a server a web server. IIS stands for Internet Information Services.

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22
Q

Which of the following is not an example of an enterprise data storage location?

A

Data dictionary

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23
Q

You run the Get-AZVMUsage cmdlet in Azure. What output do you expect?

A

The number of VMs and VM components you have created for a given location.

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24
Q

What is the concept of “data sovereignty” in the context of cloud privacy?

A

The legal and jurisdictional issues regarding where data is stored and processed

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25
Q

In the context of cloud computing, which service model provides access to physical hardware resources like servers, storage, and networking, allowing users to manage and control the underlying infrastructure?

A

Infrastructure as a Service (IaaS)

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26
Q

Which of the following is not a type of Azure storage account?
File Storage
General Purpose v2
Blob Storage
Compute Storage

A

Compute Storage
Azure storage accounts include General Purpose v2, Blob Storage, and File Storage, but there is no storage type called “Compute Storage.”

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27
Q

What is load balancing?

A

Dividing up traffic among multiple servers.

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28
Q

Which Azure service allows developers to build, train, and deploy machine learning models using a variety of frameworks and tools?

A

Azure Machine Learning

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29
Q

When is it a good idea to use a self-signed certificate?

A

When testing in a development environment.

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30
Q

What is true about BPMN?

A

Describes the overall process spanning multiple people

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31
Q

What part of the project management plan do you check to see if a project’s deliverables will meet standards?

A

System performance metrics

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32
Q

What is a disadvantage of implementing too much IT redundancy?

A

Higher operational costs

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33
Q

What icon should you click in modern browsers to inspect the details of the security certificate used on a web page?

A

The lock icon.

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34
Q

Which of the following is a FQDN?

A

jwilliams45-sql.southcentralus.cloudapp.azure.com

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35
Q

What is the difference between a static public IP address and a dynamic public IP address in Azure?

A

Static addresses do not change but dynamic ones may change each time the VM is started.

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36
Q

By default, what port does WinRM use?

A

Port 5985

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37
Q

Which of the following is not an ERP system?
SAP
Salesforce
JD Edwards
Peoplesoft

A

Salesforce

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38
Q

Which of these is NOT a key element of the security and privacy program?

A

Data leakage

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39
Q

The recommended way to write scripts using PowerShell is to use which of the following tools?

A

Visual Studio

40
Q

Which of the following Azure Cmdlets will show you your VM usage for a given location?

A

Get-AZVMUsage

41
Q

What is Azure Geographies used for?

A

To define areas of the world where Azure services are hosted.

42
Q

Why are serverless architectures preferred in the cloud to full VMs?

A

The attack surface and resources of an operating system can be avoided.

43
Q

What is the piece of software that runs on your computer that trusts (or distrusts) a certificate?

A

Web browser

44
Q

What is the primary purpose of an Azure storage account?

A

Storing and managing data
Azure storage accounts are primarily used for storing and managing various types of data, such as files, blobs, tables, queues, and disks.

45
Q

Which of these is an important aspect of the PATRIOT act?

A

gives the FBI access to any business record as long as a court order is issued

46
Q

What is another common name for BPMN diagrams?

A

Swim lane diagrams

47
Q

What is the name of Microsoft’s cognitive services platform that offers pre-built AI capabilities for vision, speech, language, and decision-making?

A

Azure Cognitive Services

48
Q

Which of these is an important aspect of the Stored Communications Act?

A

limits the government’s ability to compel Internet service providers to disclose information stored with them

49
Q

Which of these is NOT a strategy for overcoming resistance to change?

A

Structure the team to promote learning

50
Q

In PowerShell, how can you convert a JSON-formatted string into a PowerShell object?

A

Employ the ConvertFrom-Json cmdlet.

51
Q

Which of the following PowerShell commands will show you virtual network details in Azure?

A

Get-AZVirtualNetwork

52
Q

Which of the following best describes an API key?

A

A unique identifier that grants access to a web service or API.

53
Q

What is the primary purpose of Azure Functions?

A

To develop serverless, event-driven applications.

54
Q

What is a notable limitation of AI when compared to human intelligence?

A

AI systems struggle with tasks that require common sense reasoning.

55
Q

An Azure scale set:

A

is a group of VMs that can be configured and manage as a single unit

56
Q

Which of these is an important aspect of HIPAA?

A

requires special protections for healthcare data

57
Q

Which of the following best describes induction in reasoning?

A

Making generalizations based on specific examples.

58
Q

Which amendment to the US constitution prohibits the government from seizing personal property without a proper warrant?

A

4th

59
Q

What document do you check to see what tasks the project will complete?

A

Work breakdown structure

60
Q

What is the primary purpose of Azure Load Balancer in Microsoft Azure?

A

To distribute incoming network traffic across multiple virtual machines.

61
Q

The easiest way to tell what kind of disk your VM has is to go to the VM’s overview page. (T/F)

A

False

62
Q

What is middleware?

A

software that connects apps and acts as a data service and connection application

63
Q

How much money do you get for you student Azure subscription?

A

$100 and that’s it

64
Q

What is the file extension for PowerShell script files?

A

.ps1

65
Q

Which of the following privacy issues relates to the potential exposure of sensitive data due to unauthorized access, data breaches, or security vulnerabilities in the cloud?

A

Data leakage

66
Q

Which of these is NOT a general step in achieving high availability?

A

Ensure patching is done at a low demand time.

67
Q

What are the two ways that project risks are assessed?

A

Qualitative risk assessment and quantitative risk assessment

68
Q

Which type of IT redundancy involves duplicating critical IT components and systems in real-time to ensure seamless operation if one fails?

A

Active-Active

69
Q

What is the maximum size for a single blob that can be stored in a standard Azure storage account?

A

5 TB
In a standard Azure storage account, the maximum size for a single blob is 5 terabytes (TB).

70
Q

Which programming languages are supported for developing Azure Functions?

A

C#, Python, JavaScript, and Java

71
Q

Are machines intelligent?

A

No, not in the way that humans and many animals are.

72
Q

Which of the following often has redundancy in a server?

A

Power supplies

73
Q

What did you do with events that were triggered by connecting to your HTTP endpoint and sending your name?

A

Logged them in a storage account.

74
Q

What does “uptime” refer to in the context of IT and systems?

A

The total time a system has been operational and available for use.

75
Q

What is the name of the service in Azure that offers computer vision capabilities for image and video analysis, enabling object detection, facial recognition, and more?

A

Azure Vision Service

76
Q

An Azure availability zone:

A

has redundancy built in for power, cooling, and network connectivity

77
Q

What is the primary characteristic of Platform as a Service (PaaS) in cloud computing?

A

It focuses on software development and hosting.

78
Q

Which of the following is NOT a basic attribute of service-oriented architecture?

A

a method of presenting a component to users in order to intuitively teach the user what the component does

79
Q

What is provided by SaaS?

A

Hosted apps, development tools, operating systems, servers and storage, networking, and physical plant

80
Q

What does the term “Azure region” refer to in Microsoft Azure?

A

A specific physical data center location in the world.

81
Q

Which of these best describes a continuity of operations plan?

A

procedures that are invoked if all or part of the enterprise are unexpectedly destroyed or forced to disband

82
Q

Under what condition can API keys be considered secure?

A

When used only with SSL

83
Q

Which of the following is a business level artifact?

A

swimlane diagram

84
Q

A rack elevation diagram should be updated when there are physical server moves. (T/F)

A

True

85
Q

What two things are held in tension when considering cybersecurity actions?

A

Drivers for sharing - Drivers for Protection

86
Q

Which of the following is a system level artifact?

A

Web application diagram

87
Q

Which of the following Where-Object clauses is most correct?

A

where {$_.name -like “SQL”}

88
Q

Which of the following is NOT a feature of SQL Elastic pools?

A

Easy OS server access

89
Q

How are Azure Functions typically triggered?

A

Through HTTP requests, timers, and various Azure services.

90
Q

What is a key benefit of implementing load balancing in a high availability architecture?

A

Enhancing system performance and availability

91
Q

In Azure programming, what is a trigger?

A

the event that causes the function to run.

92
Q

What is tacit knowledge?

A

Intuitive knowledge that can’t be easily taught or learned

93
Q

What is a feature of use cases?

A

Have many details on a single process

94
Q

What is the primary purpose of load balancing in a high availability setup?

A

Distributing incoming traffic

95
Q

Which of the following factors can significantly impact system uptime?

A

Scheduled software updates and maintenance.

96
Q

In Azure, what does the term “backend pool” refer to within the context of load balancing?

A

A pool of virtual machines or instances that receive network traffic.

97
Q
A

Enterprise System Architecture (1 decks)

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