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خذ اختبارات أخرى عبر الإنترنت
السؤال #1
You need to reduce the number of unplanned rollbacks of erroneous production deployments in your company’s web hosting platform. Improvement to the QA/Test processes accomplished an 80% reduction. Which additional two approaches can you take to further reduce the rollbacks? Choose 2 answers.
A. Introduce a green-blue deployment model
B. Replace the QA environment with canary releases
C. Fragment the monolithic platform into microservices
D. Reduce the platform’s dependency on relational database systems
E. Replace the platform’s relational database systems with a NoSQL database
عرض الإجابة
اجابة صحيحة: D
السؤال #2
Your development team has installed a new Linux kernel module on the batch servers in Google Compute Engine (GCE) virtual machines (VMs) to speed up the nightly batch process. Two days after the installation, 50% of the batch servers failed the nightly batch run. You want to collect details on the failure to pass back to the development team. Which three actions should you take? Choose 3 answers.
A. Use Stackdriver Logging to search for the module log entries
B. Read the debug GCE Activity log using the API or Cloud Console
C. Use gcloud or Cloud Console to connect to the serial console and observe the logs
D. Identify whether a live migration event of the failed server occurred, using in the activity log
E. Adjust the Google Stackdriver timeline to match the failure time, and observe the batch server metrics
F. Export a debug VM into an image, and run the image on a local server where kernel log messages will be displayed on the native screen
عرض الإجابة
اجابة صحيحة: C
السؤال #3
Your company plans to migrate a multi-petabyte data set to the cloud. The data set must be available 24hrs a day. Your business analysts have experience only with using a SQL interface. How should you store the data to optimize it for ease of analysis?
A. Load data into Google BigQuery
B. Insert data into Google Cloud SQL
C. Put flat files into Google Cloud Storage
D. Stream data into Google Cloud Datastore
عرض الإجابة
اجابة صحيحة: A
السؤال #4
Your organization has a 3-tier web application deployed in the same network on Google Cloud Platform. Each tier (web, API, and database) scales independently of the others. Network traffic should flow through the web to the API tier and then on to the database tier. Traffic should not flow between the web and the database tier. How should you configure the network?
A. Add each tier to a different subnetwork
B. Set up software based firewalls on individual VMs
C. Add tags to each tier and set up routes to allow the desired traffic flow
D. Add tags to each tier and set up firewall rules to allow the desired traffic flow
عرض الإجابة
اجابة صحيحة: D
السؤال #5
You have been asked to select the storage system for the click-data of your company’s large portfolio of websites. This data is streamed in from a custom website analytics package at a typical rate of 6,000 clicks per minute. With bursts of up to 8,500 clicks per second. It must have been stored for future analysis by your data science and user experience teams. Which storage infrastructure should you choose?
A. Google Cloud SQL
B. Google Cloud Bigtable
C. Google Cloud Storage
D. Google Cloud Datastore
عرض الإجابة
اجابة صحيحة: C
السؤال #6
You have created several pre-emptible Linux virtual machine instances using Google Compute Engine. You want to properly shut down your application before the virtual machines are preempted. What should you do?
A. Create a shutdown script named k99
B. Create a shutdown script registered as a xinetd service in Linux and configure a Stackdriver endpoint check to call the service
C. Create a shutdown script and use it as the value for a new metadata entry with the key shutdown-script in the Cloud Platform Console when you create the new virtual machine instance
D. Create a shutdown script, registered as a xinetd service in Linux, and use the gcloud compute instances add-metadata command to specify the service URL as the value for a new metadata entry with the key shutdown-script-url
عرض الإجابة
اجابة صحيحة: CE
السؤال #7
Your application needs to process credit card transactions. You want the smallest scope of Payment Card Industry (PCI) compliance without compromising the ability to analyze transactional data and trends relating to which payment methods are used. How should you design your architecture?
A. Create a tokenizer service and store only tokenized data
B. Create separate projects that only process credit card data
C. Create separate subnetworks and isolate the components that process credit card data
D. Streamline the audit discovery phase by labeling all of the virtual machines (VMs) that process PCI data
E. Enable Logging export to Google BigQuery and use ACLs and views to scope the data shared with the auditor
عرض الإجابة
اجابة صحيحة: AC
السؤال #8
You are creating a solution to remove backup files older than 90 days from your backup Cloud Storage bucket. You want to optimize ongoing Cloud Storage spend. What should you do?
A. Write a lifecycle management rule in XML and push it to the bucket with gsutil
B. Write a lifecycle management rule in JSON and push it to the bucket with gsutil
C. Schedule a cron script using gsutil ls –lr gs://backups/** to find and remove items older than 90 days
D. Schedule a cron script using gsutil ls –l gs://backups/** to find and remove items older than 90 days and schedule it with cron
عرض الإجابة
اجابة صحيحة: B
السؤال #9
You are designing a large distributed application with 30 microservices. Each of your distributed microservices needs to connect to a database back-end. You want to store the credentials securely. Where should you store the credentials?
A. In the source code
B. In an environment variable
C. In a secret management system
D. In a config file that has restricted access through ACLs
عرض الإجابة
اجابة صحيحة: C
السؤال #10
You are designing a mobile chat application. You want to ensure people cannot spoof chat messages, by providing a message were sent by a specific user. What should you do?
A. Tag messages client side with the originating user identifier and the destination user
B. Encrypt the message client side using block-based encryption with a shared key
C. Use public key infrastructure (PKI) to encrypt the message client side using the originating user's private key
D. Use a trusted certificate authority to enable SSL connectivity between the client application and the server
عرض الإجابة
اجابة صحيحة: ACE

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