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Google GCP-DE Exam Syllabus Topics:

Google Data Engineer Sample Questions:

1. What are all of the BigQuery operations that Google charges for?

A) Storage, queries, and loading data from a file
B) Storage, queries, and exporting data
C) Queries and streaming inserts
D) Storage, queries, and streaming inserts

2. You are running a pipeline in Cloud Dataflow that receives messages from a Cloud Pub/Sub topic and writes the results to a BigQuery dataset in the EU. Currently, your pipeline is located in europe-west4 and has a maximum of 3 workers, instance type n1-standard-1. You notice that during peak periods, your pipeline is struggling to process records in a timely fashion, when all 3 workers are at maximum CPU utilization. Which two actions can you take to increase performance of your pipeline? (Choose two.)

A) Increase the number of max workers
B) Create a new step in your pipeline to write to this table first, and then create a new pipeline to write from Cloud Spanner to BigQuery
C) Create a temporary table in Cloud Spanner that will act as a buffer for new data
D) Create a new step in your pipeline to write to this table first, and then create a new pipeline to write from Cloud Bigtable to BigQuery
E) Use a larger instance type for your Cloud Dataflow workers
F) Create a temporary table in Cloud Bigtable that will act as a buffer for new data
G) Change the zone of your Cloud Dataflow pipeline to run in us-central1

3. You need to choose a database for a new project that has the following requirements:
Fully managed
Able to automatically scale up
Transactionally consistent
Able to scale up to 6 TB
Able to be queried using SQL Which database do you choose?

A) Cloud Bigtable
B) Cloud Spanner
C) Cloud Datastore
D) Cloud SQL

4. You are designing the database schema for a machine learning-based food ordering service that will predict what users want to eat. Here is some of the information you need to store:
The user profile: What the user likes and doesn't like to eat
The user account information: Name, address, preferred meal times
The order information: When orders are made, from where, to whom
The database will be used to store all the transactional data of the product. You want to optimize the data schem a. Which Google Cloud Platform product should you use?

A) Cloud Bigtable
B) BigQuery
C) Cloud Datastore
D) Cloud SQL

5. What are the minimum permissions needed for a service account used with Google Dataproc?

A) Read and write to Google Cloud Storage; write to Google Cloud Logging
B) Write to Google Cloud Storage; read to Google Cloud Logging
C) Execute to Google Cloud Storage; execute to Google Cloud Logging
D) Execute to Google Cloud Storage; write to Google Cloud Logging

Solutions: