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GCP Data Engineer Exam Prep > UDEMY Test2 > Flashcards

UDEMY Test2 Flashcards

1
Q 
Which GCP service provides a scalable, fully-managed Enterprise Data Warehouse (EDW) with SQL and fast response times?
​
Google Cloud Bigtable
​
Google Cloud Datastore
​
Google Cloud Storage
​
Google BigQuery
A

Google BigQuery
(Correct)

Explanation
Please refer https://cloud.google.com/storage-options/

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2
Q 
K Means Clustering can be used to identify groups of numerical variables. These groups can then be used as categorical variables for models which requires categorical variables as an input (True/False)
​
TRUE
​
FALSE
A

TRUE

Correct

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3
Q 
A user wishes to store structured data for a high-throughput analytics use case. The storage solution must also provide Low-latency read/write access. Which storage option is appropriate for this use case?
​
Google Cloud Bigtable
​
Google Cloud Datastore
​
Google Cloud Storage
​
Google BigQuery
A

Google Cloud Bigtable
(Correct)

Explanation
Please refer https://cloud.google.com/storage-options/

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4
Q 
Cloud SQL PostgreSQL Instance supports Point-in-time recovery (PITR) (True/False)
​
TRUE
​
FALSE
A

FALSE
(Correct)
Explanation
Please refer https://cloud.google.com/sql/docs/features

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5
Q 
\_\_\_\_\_\_\_\_\_ provides a managed Jupyter notebook environment to provide interactive tool for data exploration, analysis, visualization and machine learning
​
Dataflow
​
Datalab
(Correct)
​
Cloud SQL
​
Dataproc
A

Datalab
(Correct)

Explanation
Please refer https://cloud.google.com/datalab/

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6
Q 
Which GCP service provides mission-critical, relational database service with transactional consistency, global scale, and high availability?
​
Google Cloud Spanner
​
Google Cloud Datastore
​
Google Cloud Storage
​
Google Cloud Bigtable
A 
Google Cloud Spanner
(Correct)
​
Explanation
Please refer https://cloud.google.com/storage-options/
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7
Q 
Cloud Composer is a managed \_\_\_\_\_\_\_\_\_\_ service that helps you create, schedule, monitor and manage workflows
​
Apache Crunch
​
Apache Beam
​
Apache Airflow
(Correct)
​
Apache Nifi
A

Apache Airflow
(Correct)

Explanation
Please refer https://cloud.google.com/composer/docs/

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8
Q 
\_\_\_\_\_\_\_\_\_\_\_ is a type of Machine Learning which aims to maximize a cumulative measure (say a reward) based on interactions with a given system. Eg: A robotic car needs to figure out the best way to traverse a path. The best way is the one with limited hurdles and the shortest path.
​
Supervised Machine Learning
​
Unsupervised Machine Learning
​
Reinforcement Learning
(Correct)
​
Dimensionality Reduction Techniques
A

Reinforcement Learning
(Correct)

Explanation
It is based on definition of Reinforcement learning

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9
Q 
Which GCP ML Service can help detect popular product logos within an image?
​
Cloud Vision
(Correct)
​
Cloud Translation
​
Cloud Video Intelligence
​
Cloud Natural Language
A

Cloud Vision
(Correct)

Explanation
Please refer GCP ML Services Documentation https://cloud.google.com/products/ai/

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10
Q 
Cloud Dataflow can be used to deploy both  batch and streaming data processing pipelines (True/False)
​
TRUE
​
FALSE
A 
TRUE
(Correct)
​
Explanation
Please refer https://cloud.google.com/dataflow/docs/
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11
Q 
\_\_\_\_\_\_\_\_ Google Cloud Storage is optimized for geo-redundancy and end-user latency
​
Multi Regional
​
Nearline
​
Regional
​
Coldline
A

Multi Regional
(Correct)
​

Explanation
Please refer https://cloud.google.com/storage/

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12
Q 
The data mining project manager meets with the data warehousing manager to discuss how the data will be collected. Which stage in CRISP-DM does this scenario refer to?
​
Data Preparation
​
Modeling Phase
​
Data Understanding
​
Evaluation Phase
A

Data Understanding

Correct

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13
Q 
Which GCP Service makes it easy for one to design and integrate a conversational user interface into a mobile app, web application, device, bot, interactive voice response systems, and so on?
​
Cloud Video Intelligence
​
Cloud Natural Language
​
Cloud Vision
​
Dialogflow
A

Dialogflow
(Correct)

Explanation

Please refer GCP ML Services Documentation https://cloud.google.com/products/ai/

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14
Q 
A user wishes to develop an application that caters to the operational aspects of the business. For this, he needs an OLTP system to store the data. Which GCP service is appropriate for this use?
​
Google Cloud SQL
​
Google Cloud Storage
​
Google Cloud Bigtable
(Incorrect)
​
Google Cloud Datastore
A

Google Cloud SQL
(Correct)

Explanation
Please refer https://cloud.google.com/storage-options/

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15
Q

Which among below is an inefficient practice while loading data in Cloud Spanner?
​
Partition your data by primary key
​
Commit between 1 MB to 5 MB mutations at a time
​
Sequentially add all rows in primary key order
(Correct)
​
Upload data before creating secondary indexes

A

Sequentially add all rows in primary key order
(Correct)
​

Explanation
Please refer https://cloud.google.com/spanner/docs/bulk-loading

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16
Q 
Cloud SQL MySQL Instance supports user-defined functions (True/False)
​
FALSE
(Correct)
​
TRUE
A

FALSE
(Correct)

Explanation
Please refer https://cloud.google.com/sql/docs/features

17
Q 
A service account is a Google account that represents an end-user (True/False)
​
TRUE
​
FALSE
(Correct)
A

FALSE
(Correct)

Explanation
Please refer https://cloud.google.com/compute/docs/faq

18
Q 
JanusGraph a Graph Database can use Cloud BigTable as an underlying storage layer (True/False)
​
TRUE
​
FALSE

Explanation
Please refer https://cloud.google.com/solutions/running-janusgraph-with-bigtable

A

TRUE
(Correct)

Explanation
Please refer https://cloud.google.com/solutions/running-janusgraph-with-bigtable

19
Q 
BigQuery ML functionality is available by using an external tool such as a Jupyter notebook or business intelligence platform (True/False)
​
TRUE
​
FALSE
A

TRUE
(Correct)

Explanation
Please refer https://cloud.google.com/bigquery/docs/bigqueryml-intro

20
Q 
Which of the below technique is not used to evaluate classification models?
​
Confusion Matrix
​
Coefficient of Determination (R Square)
(Correct)
​
Area Under the Curve (AUC)
​
ROC Chart
A

Coefficient of Determination (R Square)
(Correct)

Explanation
Coefficient of Determination (R Square) is used to evaluate regression models

21
Q 
Which GCP ML Service can help classify text documents in 700+ predefined categories?
​
Cloud Video Intelligence
​
Cloud Translation
​
Cloud Vision
​
Cloud Natural Language
A

Cloud Natural Language
(Correct)

Explanation
Please refer GCP ML Services Documentation https://cloud.google.com/products/ai/

22
Q 
App Engine Standard environment supports installing third-party binaries (True/False)
​
TRUE
​
FALSE
A

FALSE
(Correct)

Explanation
Please refer https://cloud.google.com/appengine/docs/the-appengine-environments

23
Q 
Google Kubernetes Engine provides stateful application support.One can attach persistent storage to containers, and even host complete databases(True/False)
​
TRUE
(Correct)
​
FALSE
A

TRUE
(Correct)

Explanation
Please refer https://cloud.google.com/kubernetes-engine/

24
Q 
Question 24: Correct
An organization wishes to move its Online  Analytics Data to GCP Cloud Storage. Which service can it use?
​
Storage Transfer Service
(Correct)
​
Google Transfer Appliance
​
Google Big Data Service
​
BigQuery Data Transfer Service
A

Storage Transfer Service
(Correct)

Explanation
Please refer https://cloud.google.com/storage-transfer/docs/

25
Q 
\_\_\_\_\_\_\_\_\_ is a fully-managed real-time messaging service that allows you to send and receive messages between independent applications.
​
Dataproc
​
Datalab
​
Cloud Pub/Sub
(Correct)
​
Dataflow
A

Cloud Pub/Sub
(Correct)

Explanation
Please refer https://cloud.google.com/pubsub/docs/

26
Q 
Cloud SQL supports which of the following database engines?
​
Oracle
​
Teradata
​
MySQL
(Correct)
​
DB2
A

MySQL
(Correct)
​

Explanation
Please refer https://cloud.google.com/sql/

GCP Data Engineer Exam Prep (5 decks)

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