Cloud Digital Leader Google Cloud Products and Services Practice Test 6 — 15 Questions

Question 1

A startup wants to deploy a containerized web application that can scale to zero when not in use and automatically scale based on request traffic. They have limited DevOps experience and want minimal infrastructure management. Which compute service should they choose?

Accepted Answer

Cloud Run. Cloud Run is a serverless container platform that scales to zero, automatically scales based on requests, and requires no cluster management, making it ideal for this scenario.

Answer

App Engine Standard

Answer

Google Kubernetes Engine

Answer

Compute Engine

Question 2

An e-commerce company needs a globally distributed relational database with strong consistency and 99.999% SLA to handle customer orders and inventory across multiple regions. They require SQL compatibility and automatic replication. Which database should they use?

Accepted Answer

Cloud Spanner. Cloud Spanner is a globally distributed relational database with strong consistency, high availability (99.999% SLA), and SQL support, perfect for multi-region transactional workloads.

Answer

Bigtable

Answer

Cloud SQL

Answer

Firestore

Question 3

A data engineering team is building a streaming pipeline that ingests clickstream events from a website, processes them in real-time (e.g., aggregations, filtering), and loads the results into BigQuery for analysis. They also need the ability to replay events in case of failures. Which combination of services is MOST appropriate for the streaming ingestion and processing?

Accepted Answer

Pub/Sub and Cloud Dataflow. Pub/Sub for ingestion allows event replay (by setting a subscription's retention), and Dataflow for stream processing handles real-time transformations and writes to BigQuery.

Answer

Cloud Storage and Cloud Functions

Answer

Pub/Sub and Cloud Functions

Answer

Apache Kafka on Compute Engine

Question 4

A company wants to run a batch job that processes large log files stored in Cloud Storage every night. The job typically runs for 2 hours on a single VM with 16 vCPUs and 64 GB of memory. They want to minimize costs. Which compute option is BEST?

Accepted Answer

Compute Engine with preemptible VMs. Preemptible VMs offer significant cost savings (up to 60-91% discount) for fault-tolerant batch jobs that can handle interruptions.

Answer

Cloud Run

Answer

Compute Engine with Sole-tenant nodes

Answer

Compute Engine with standard VMs

Question 5

A developer wants to deploy a Python script that runs in response to new files uploaded to a Cloud Storage bucket. The script performs simple image transformations. Which compute service is the BEST fit?

Accepted Answer

Cloud Functions. Cloud Functions is event-driven and designed for lightweight code that runs in response to events like Cloud Storage object changes.

Answer

App Engine

Answer

Compute Engine

Answer

Cloud Run

Question 6

An organization needs to store archival data that must be retained for 10 years for compliance. Access to this data is expected to be less than once a year, and retrieval can take up to 24 hours. Which Cloud Storage class is the MOST cost-effective for this data?

Accepted Answer

Archive storage class. Archive storage is the lowest-cost class designed for long-term preservation with retrieval times in hours.

Answer

Coldline storage class

Answer

Nearline storage class

Answer

Standard storage class

Question 7

A team wants to use a managed MySQL database that offers automatic failover, backups, and read replicas. They also need to connect from Compute Engine instances in the same region. Which service should they use?

Accepted Answer

Cloud SQL for MySQL. Cloud SQL provides managed MySQL with high availability, automated backups, and read replicas, and can be accessed from Compute Engine via internal IP.

Answer

Bigtable

Answer

Cloud Spanner

Answer

Firestore

Question 8

Which Google Cloud service can be used to create and manage virtual networks, subnets, firewall rules, and VPN connections?

Accepted Answer

Cloud VPC. Cloud VPC (Virtual Private Cloud) provides networking capabilities including subnets, firewalls, and VPNs.

Answer

Cloud Armor

Answer

Cloud Load Balancing

Answer

Cloud CDN

Question 9

A company wants to analyze petabytes of sales data using SQL queries with sub-second response times for dashboards. They need a fully managed, serverless solution that separates storage and compute. Which service meets these requirements?

Accepted Answer

BigQuery. BigQuery is a serverless data warehouse that stores petabytes and uses SQL with fast query performance via columnar storage and separation of compute and storage.

Answer

Cloud SQL

Answer

Cloud Spanner

Answer

Dataflow

Question 10

A company runs a globally distributed application with users in North America, Europe, and Asia. They need to serve static content (images, videos) with low latency from edge locations. They also need to protect against DDoS attacks. Which combination of services should they use?

Accepted Answer

Cloud CDN and Cloud Armor. Cloud CDN caches static content at edge locations for low latency, and Cloud Armor provides DDoS protection and WAF capabilities.

Answer

Cloud CDN and Cloud NAT

Answer

Cloud Load Balancing and Cloud CDN

Answer

Cloud Armor and Cloud Interconnect

Question 11

A data scientist wants to train a custom machine learning model using a large dataset stored in BigQuery. They need a managed service that supports distributed training with GPU accelerators. Which service should they use?

Accepted Answer

Vertex AI Training. Vertex AI provides a unified ML platform with managed training jobs that support distributed training and GPU accelerators.

Answer

Dataflow

Answer

Cloud Functions

Answer

AutoML (within Vertex AI)

Question 12

A company uses Google Workspace and wants to analyze employee productivity trends by processing Gmail and Calendar data. They need a solution that integrates natively with Google Workspace and allows custom SQL queries. Which tool should they use?

Accepted Answer

Looker Studio. Looker Studio (formerly Google Data Studio) can connect to Google Workspace data sources and allow custom SQL for analysis, but more precisely, BigQuery can be used if data is exported. However, the best option for direct integration with Google Workspace and SQL queries is BigQuery with the Google Workspace export, but Looker Studio is for visualization, not raw SQL. Actually, the most appropriate is to use BigQuery after exporting Workspace logs. Among options, Looker Studio is the only one that can directly query Workspace data via connectors. But the question expects Looker Studio because it's a BI tool that connects to Workspace. However, I think the correct answer is Looker Studio because it's designed for data exploration and visualization. Let me adjust: Actually, Looker Studio can connect to Google Workspace via the Google Workspace connector and allows SQL-like queries. So option D.

Answer

Looker

Answer

BigQuery

Answer

Dataflow

Question 13

A company is deploying a stateful web application on Compute Engine that requires persistent block storage for the database. They need high IOPS and the ability to dynamically resize the disk without downtime. Which TWO storage options meet these requirements? (Choose two.)

Accepted Answer

Persistent Disk (SSD). Persistent Disk supports dynamic resizing without downtime (when using live resize) and offers high IOPS. Additionally, you can use SSD persistent disks for higher IOPS. Alternatively, Google Cloud Hyperdisk provides higher performance and also supports resizing. However, the simplest answer is to choose Persistent Disk (which includes both standard and SSD). Since the question expects two, and Filestore is file storage, not block storage, and Cloud Storage is object storage. The two correct are: Persistent Disk (standard and SSD). But the options might differentiate. Let's create options: A. Persistent Disk (standard), B. Persistent Disk (SSD), C. Filestore, D. Cloud Storage, E. Local SSD. Local SSD provides high IOPS but cannot be resized and is ephemeral. So the two that meet both requirements are Persistent Disk (any type) and Hyperdisk. Since Hyperdisk is not listed, we consider Persistent Disk (SSD and standard both allow resizing and high IOPS). So I'll make A and B correct.

Answer

Local SSD

Answer

Cloud Storage

Answer

Filestore

Question 14

A company wants to implement a hybrid cloud architecture connecting their on-premises data center to Google Cloud. They need high bandwidth (10 Gbps), low latency, and a service-level agreement (SLA). Which TWO services can provide dedicated connectivity? (Choose two.)

Accepted Answer

Cloud Interconnect (Partner). Cloud Interconnect (dedicated or partner) provides high-bandwidth, low-latency connections with SLAs. HA VPN is a VPN alternative but does not offer dedicated bandwidth or SLA for throughput. So the two correct are Cloud Interconnect (Dedicated Interconnect) and Cloud Interconnect (Partner Interconnect). However, the question asks for services that provide dedicated connectivity with SLA. Both Dedicated Interconnect and Partner Interconnect offer SLAs. HA VPN does not. So I'll include both types of Interconnect, but since they are the same service, I need to differentiate. Let's list options: A. Cloud VPN, B. HA VPN, C. Cloud Interconnect (Dedicated), D. Cloud Interconnect (Partner), E. Cloud CDN. So C and D are correct.

Answer

HA VPN

Answer

Cloud CDN

Answer

Cloud VPN

Question 15

A developer wants to build a mobile app backend that uses a real-time database for chat messages, user profiles, and file storage for images. They want a fully managed, serverless solution. Which THREE Google Cloud services should they use? (Choose three.)

Accepted Answer

Cloud Functions. Firestore provides real-time document database for chat and profiles; Cloud Storage for images; Cloud Functions for backend logic triggered by database or storage events. App Engine is not required for serverless backend if using Cloud Functions.

Answer

Cloud SQL

Answer

App Engine