AZ-900 Episode 11 - Practice Test

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Practice Test

Question 1

BLOB is a synonym for a file. True or false?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 This sentence is true. BLOB stands for Binary Large OBject. Typically binary files are considered a computer-readable and not human-readable files. But they are files nonetheless. Personally I feel like every file can be considered a BLOB, because even human readable files (txt, csv, etc) are saved as series of binary data (0’s and 1’s).

Question 2

Contoso company wants to build new application and store their application assets in Azure. Application assets might consist photos, movies, text files, etc. Which service suites their need best?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 Azure Blob Storage is a general purpose file storage in Azure.

Question 3

Which services are part of Azure Storage Account service?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 While using Azure Storage Account in Azure portal you will see four services. Those services are blob, file, queue and table storage. But disk storage is also a sub-service of the Azure Storage Account. This means that both unmanaged and managed disks are part of it. Even if Managed Disks are shown as a separate resource, underneath it’s still the same service.

Question 4

Customers who need to add persistent storage for their Azure VMs can use which two services?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 Azure file storage and disk storage provide customers with ability to mount drives on their PM. Disk storage is emulation of typical disk and file storage is a shared drive. But both can be used to provide persistent storage capabilities for a virtual machines.

Question 5

Form of data that fits nicely into tabular structure with very strict schema. Every row of that table must follow defined schema. Multiple tables often are tied together using relationships. It is a very formalized form of data. This category of data is called?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 Structured data is the correct answer. Structured data sets are often defined using schema and relationships.

Question 6

Form of data that does not fit into tabular structure with very strict schema as every entry might have different set of properties defined. It is a less formalized form of data. This category of data is called?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 Semi-structured data is the correct answer. Semi-structured data sets can fit into tabular form but they do not follow very strict schema, they only have a common column (or multiple columns) that define unique entries.

Question 7

Form of data that does not have any pre-defined schema or is not organized in pre-defined manner. This can mean data in any shape or format. This category of data is called?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 Unstructured data is the correct answer. Unstructured data often can’t be put into any pre-defined shape or form. Typical cases are images, binary files, etc.

Question 8

Service used to store small pieces of information (messages) used to build scalable solutions with asynchronous messaging patterns is?

✔ That's correct
❌ That's not correct
👨‍🦱 💬 Azure Queue Storage is a service designed to store messages and allow multiple services to pick them up at any time. Usually used in load-leveling and background processing tasks.
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Adam Marczak

Programmer, architect, trainer, blogger, evangelist are just a few of my titles. What I really am, is a passionate technology enthusiast. I take great pleasure in learning new technologies and finding ways in which this can aid people every day. My latest passion is running an Azure 4 Everyone YouTube channel, where I show that Azure really is for everyone!

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