Dependable Professional-Data-Engineer Exam Dumps to Become Google Certified [Q137-Q151]


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Dependable Professional-Data-Engineer Exam Dumps to Become Google Certified

Get Ready with Professional-Data-Engineer Exam Dumps (2026)

Google Professional-Data-Engineer Exam Syllabus Topics:

Section Weight Objectives
Maintaining and automating data workloads 18% – Resource optimization

  • 1. Choosing appropriate compute and storage options
  • 2. Cost management and resource allocation

– Automation and repeatability

  • 1. Automating deployment and updates
  • 2. Implementing CI/CD for data systems
Building and operationalizing data processing systems 25% – Deploying and managing systems

  • 1. Managing infrastructure and resources
  • 2. Monitoring and logging data processes

– Building data pipelines

  • 1. Orchestrating data workflows
  • 2. Transforming and cleaning data
  • 3. Ingesting data from various sources
Designing data processing systems 20% – Designing for business requirements

  • 1. Selecting appropriate storage solutions
  • 2. Designing for scalability and elasticity
  • 3. Designing for reliability and fault tolerance

– Designing for regulatory and security requirements

  • 1. Implementing access control and data protection
  • 2. Ensuring data privacy and compliance
Operationalizing machine learning models 20% – Deploying and maintaining ML models

  • 1. Model serving and monitoring
  • 2. Optimizing model performance and cost

– Preparing data for ML

  • 1. Feature engineering and data preparation
  • 2. Handling structured and unstructured data
Ensuring solution quality and reliability 17% – Troubleshooting and optimization

  • 1. Diagnosing performance issues
  • 2. Optimizing queries and workloads

– Testing and validating data systems

  • 1. Data quality validation
  • 2. Performance and scalability testing

 

NO.137 Your company built a TensorFlow neural-network model with a large number of neurons and layers. The model fits well for the training data. However, when tested against new data, it performs poorly.
What method can you employ to address this?

 
 
 
 

NO.138 If you want to create a machine learning model that predicts the price of a particular stock based on its recent price history, what type of estimator should you use?

 
 
 
 

NO.139 Your company built a TensorFlow neural-network model with a large number of neurons and layers. The model fits well for the training dat a. However, when tested against new data, it performs poorly. What method can you employ to address this?

 
 
 
 

NO.140 Your company is streaming real-time sensor data from their factory floor into Bigtable and they have noticed extremely poor performance. How should the row key be redesigned to improve Bigtable performance on queries that populate real-time dashboards?

 
 
 
 

NO.141 You have a job that you want to cancel. It is a streaming pipeline, and you want to ensure that any data that is in-flight is processed and written to the output. Which of the following commands can you use on the Dataflow monitoring console to stop the pipeline job?

 
 
 
 

NO.142 Which of the following is NOT one of the three main types of triggers that Dataflow supports?

 
 
 
 

NO.143 Which of these sources can you not load data into BigQuery from?

 
 
 
 

NO.144 You are troubleshooting your Dataflow pipeline that processes data from Cloud Storage to BigQuery. You have discovered that the Dataflow worker nodes cannot communicate with one another Your networking team relies on Google Cloud network tags to define firewall rules You need to identify the issue while following Google-recommended networking security practices. What should you do?

 
 
 
 

NO.145 You are migrating an application that tracks library books and information about each book, such as author or year published, from an on-premises data warehouse to BigQuery In your current relational database, the author information is kept in a separate table and joined to the book information on a common key Based on Google’s recommended practice for schema design, how would you structure the data to ensure optimal speed of queries about the author of each book that has been borrowed?

 
 
 
 

NO.146 MJTelco Case Study
Company Overview
MJTelco is a startup that plans to build networks in rapidly growing, underserved markets around the world.
The company has patents for innovative optical communications hardware. Based on these patents, they can create many reliable, high-speed backbone links with inexpensive hardware.
Company Background
Founded by experienced telecom executives, MJTelco uses technologies originally developed to overcome communications challenges in space. Fundamental to their operation, they need to create a distributed data infrastructure that drives real-time analysis and incorporates machine learning to continuously optimize their topologies. Because their hardware is inexpensive, they plan to overdeploy the network allowing them to account for the impact of dynamic regional politics on location availability and cost.
Their management and operations teams are situated all around the globe creating many-to-many relationship between data consumers and provides in their system. After careful consideration, they decided public cloud is the perfect environment to support their needs.
Solution Concept
MJTelco is running a successful proof-of-concept (PoC) project in its labs. They have two primary needs:
* Scale and harden their PoC to support significantly more data flows generated when they ramp to more than 50,000 installations.
* Refine their machine-learning cycles to verify and improve the dynamic models they use to control topology definition.
MJTelco will also use three separate operating environments – development/test, staging, and production – to meet the needs of running experiments, deploying new features, and serving production customers.
Business Requirements
* Scale up their production environment with minimal cost, instantiating resources when and where needed in an unpredictable, distributed telecom user community.
* Ensure security of their proprietary data to protect their leading-edge machine learning and analysis.
* Provide reliable and timely access to data for analysis from distributed research workers
* Maintain isolated environments that support rapid iteration of their machine-learning models without affecting their customers.
Technical Requirements
Ensure secure and efficient transport and storage of telemetry data
Rapidly scale instances to support between 10,000 and 100,000 data providers with multiple flows each.
Allow analysis and presentation against data tables tracking up to 2 years of data storing approximately 100m records/day Support rapid iteration of monitoring infrastructure focused on awareness of data pipeline problems both in telemetry flows and in production learning cycles.
CEO Statement
Our business model relies on our patents, analytics and dynamic machine learning. Our inexpensive hardware is organized to be highly reliable, which gives us cost advantages. We need to quickly stabilize our large distributed data pipelines to meet our reliability and capacity commitments.
CTO Statement
Our public cloud services must operate as advertised. We need resources that scale and keep our data secure.
We also need environments in which our data scientists can carefully study and quickly adapt our models.
Because we rely on automation to process our data, we also need our development and test environments to work as we iterate.
CFO Statement
The project is too large for us to maintain the hardware and software required for the data and analysis. Also, we cannot afford to staff an operations team to monitor so many data feeds, so we will rely on automation and infrastructure. Google Cloud’s machine learning will allow our quantitative researchers to work on our high-value problems instead of problems with our data pipelines.
You need to compose visualization for operations teams with the following requirements:
* Telemetry must include data from all 50,000 installations for the most recent 6 weeks (sampling once every minute)
* The report must not be more than 3 hours delayed from live data.
* The actionable report should only show suboptimal links.
* Most suboptimal links should be sorted to the top.
* Suboptimal links can be grouped and filtered by regional geography.
* User response time to load the report must be <5 seconds.
You create a data source to store the last 6 weeks of data, and create visualizations that allow viewers to see multiple date ranges, distinct geographic regions, and unique installation types. You always show the latest data without any changes to your visualizations. You want to avoid creating and updating new visualizations each month. What should you do?

 
 
 
 

NO.147 Which Cloud Dataflow / Beam feature should you use to aggregate data in an unbounded data source every hour based on the time when the data entered the pipeline?

 
 
 
 

NO.148 Which of these operations can you perform from the BigQuery Web UI?

 
 
 
 

NO.149 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)?

 
 
 
 

NO.150 Your company is loading comma-separated values (CSV) files into Google BigQuery. The data is fully imported successfully; however, the imported data is not matching byte-to-byte to the source file.
What is the most likely cause of this problem?

 
 
 
 

NO.151 Which methods can be used to reduce the number of rows processed by BigQuery?

 
 
 
 

Download Exam Professional-Data-Engineer Practice Test Questions with 100% Verified Answers: https://www.vceprep.com/Professional-Data-Engineer-latest-vce-prep.html

         

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