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Google Data Engineer Sample Questions:

1. You want to automate execution of a multi-step data pipeline running on Google Cloud. The pipeline includes Cloud Dataproc and Cloud Dataflow jobs that have multiple dependencies on each other. You want to use managed services where possible, and the pipeline will run every day. Which tool should you use?

A) Workflow Templates on Cloud Dataproc
B) Cloud Composer
C) cron
D) Cloud Scheduler

2. As your organization expands its usage of GCP, many teams have started to create their own projects. Projects are further multiplied to accommodate different stages of deployments and target audiences. Each project requires unique access control configurations. The central IT team needs to have access to all projects. Furthermore, data from Cloud Storage buckets and BigQuery datasets must be shared for use in other projects in an ad hoc way. You want to simplify access control management by minimizing the number of policies. Which two steps should you take? Choose 2 answers.

A) Find all the active members who have access to these projects, and create a Cloud IAM policy to grant access to all these users.
B) For each Cloud Storage bucket or BigQuery dataset, decide which projects need acces
C) Use Cloud Deployment Manager to automate access provision.
D) Only use service accounts when sharing data for Cloud Storage buckets and BigQuery datasets.
E) Introduce resource hierarchy to leverage access control policy inheritance.
F) Create distinct groups for various teams, and specify groups in Cloud IAM policies.

3. Which row keys are likely to cause a disproportionate number of reads and/or writes on a particular node in a Bigtable cluster (select 2 answers)?

A) A non-sequential numeric ID
B) A timestamp followed by a stock symbol
C) A sequential numeric ID
D) A stock symbol followed by a timestamp

4. Which of the following job types are supported by Cloud Dataproc (select 3 answers)?

A) Hive
B) Spark
C) Pig
D) YARN

5. When a Cloud Bigtable node fails, is lost.

A) the time dimension
B) the last transaction
C) no data
D) all data

Solutions: