Networking & Storage

Question 1

Vnet

Answer 1

• An address space is a range of IP addresses you can use for your resources
• A subnet is a smaller network, which is part of your Vnet.

Question 2

Loadbalancer

Answer 2

Distributes new inbound flows that arrive on the load balancer frontend to backend pool instances, according to rules and health probes.

Question 3

VPN GW

Answer 3

• A specific VNet GW. It consists of two or more dedicated VMs.
• Sends encrypted data between azure and on-prem network

Question 4

Application GW

Answer 4

• High level load balancer

* Works on HTTP request of the traffic, instead of IP and port

Question 5

Content Delivery Network

Answer 5

A distributed network of servers that can deliver web content close to users.

Question 6

Blobs are stored in ____, which are stored in the _____.

Answer 6

containers, storage account

Question 7

3 types of blobs

Answer 7

block, append, page

Question 8

block blob

Answer 8

store text and binary data up to 4.7TB. Made up of individusally managed blocks of data

Question 9

append blob

Answer 9

blobs that are optimised for append operations. Works well for logging where data is constantly appended.

Question 10

page blob

Answer 10

Store files up to 9TB. Any part of the file could be accessed at any time, for example a virtual HDD.

Question 11

blob pricing tiers

Answer 11

hot, cool, archive

Question 12

hot blobs

Answer 12

Frequently accessed files. Lower access times and higher costs

Question 13

cool blobs

Answer 13

Lower storage costs and higher access times. Data remains here for 30 days

Question 14

archive blobs

Answer 14

Lowest costs and highest access times

Question 15

4 disk types

Answer 15

HDD, Standard SSD, Premium disk, ultra disk

Question 16

HDD

Answer 16

Spinning hard drive. Low cost and suitable for backups

Question 17

Standard SSD

Answer 17

Higher reliability, scalability and lower latency over HDD. Standard for production

Question 18

Premium SSD

Answer 18

Super fast and high performance. Very low latency. Use for critical workloads

Question 19

Ultra disk

Answer 19

For most demanding, data-intensive workloads. Up to 64TB

Question 20

Features of file storage

Answer 20

• Sharing – share access to azure file storage across machines
• Managed – Don’t have to worry about hardware
• Resilient – network and power outages won’t affect storage

Question 21

Features of archive storage

Answer 21

• Good for large amounts of data that you have you have to keep and store
• Low priced and slow
• Secure
• Type of blob storage