Core services

Question 1

List Compute services

Answer 1

BareMetal
Compute Engine
App Engine
GKE
Cloud functions
Cloud GPUs
Sole-tenant VMs

Google Cloud VMware engine
Migration of other provider compute resources
Shielded VMs
Preemptible VMs

Question 2

What app Engine does ?

Answer 2

Host web-application in a serverless manner , without worring about underlying infrastructure.

Question 3

What are the Sole-tenant nodes ?

Answer 3

Dedicated VMs - they are inside a dedicated hardware

Question 4

What are Preemptible VMs​ ?

Answer 4

VMs used for a short-lived period.

Question 5

What means Shielded VMs​ ?

Answer 5

Hardened VMs on Google cloud.

Question 6

What’s the difference between K8 and Docker?

Answer 6

K8 allows the management of containers across multiple VMs.

Question 7

What is a pod ?

Answer 7

A group of containers that have shared resources (storage, network etc).

Question 8

What is BigQuery ?

Answer 8

No-SQL data-warehouse (serverless).
Has build-in ML.

Question 9

What is Cloud BigTable ?

Answer 9

No-SQL value/key store

Question 10

What is Firestore?

Answer 10

No-SQL Document database

Question 11

What is Cloud Spanner?

Answer 11

Proprietary relational database - uses SQL

Question 12

What is Cloud SQL ?

Answer 12

Relational Database Service​

MySQL, PostgreSQL, and SQL Server database services​

Question 13

What is Memorystore ?

Answer 13

In-Memory​ (like Redis) data store service

Question 14

What is Database Migration Service (DMS) ?

Answer 14

Database Migration Service

Question 15

What is the key feature of Firestore?

Answer 15

Firestore Realtime​

Store and sync data in real time.​

Question 16

What is a data warehouse?

Answer 16

TODO

A relational datastore designed for analytic workloads, which is generally column-oriented data-store​

Companies will have terabytes and millions of rows of data,​ and they need a fast way to be able to produce analytics reports​

A data warehouse needs to consume data from a relational database on a regular basis.​

Question 17

List containers services

Answer 17

GKE
Container Registry (Docker images)
Artifact Registry (store, manage and secure containers)
Cloud Build
Cloud Run (run stateless containers on a fully managed environment). Alternative to K8.
Deep learning containers
Pre-build containers on Google Market Place

Question 18

List database services

Answer 18

BigQuery
CloudSpanner
Firestore
Cloud SQL
Database migration service
InMemory store
BigTable

Question 19

List available Cloud Storage classes

Answer 19

Standard (0 day min) – when you are frequently using files. The least cost-effective​
Nearline (30 day min) – when you will only access a file once per month, cheaper than standard.​
Coldline (90 day min) – higher access cost than nearline store but lower at-rest cost​
Archive (365 day min) – very slow retrieval, very cost-effective, rarely or never intended to be accessed​

Question 20

List type of storage types

Answer 20

1. Block
   use hard drive , no medatada
   pros: fast
   Usage: in databases, caches, VMs, bare-metal server
2. File
   use file system, structured data , allows metadata
   cons: expensive and slow
   Usage: share data across users and apps
3. Object
   nonstructured, but with metadata
   Access over API
   Usage: videos, image, documents, website