The concept of accessing computing resources over the internet is closely related to:
- Social networking sites
- Internet of Things (IoT)
- E-commerce
- Cloud Services
Accessing computing resources over the internet is the foundation of cloud services. While the other options do use the internet, they don't represent the idea of harnessing computing power and resources directly over the internet in the same way cloud services do.
Which of the following is a popular analytics tool offered by Amazon Web Services?
- Amazon Athena
- Amazon Elastic Compute Cloud (EC2)
- Amazon Relational Database Service (RDS)
- Amazon S3 (Simple Storage Service)
Amazon Athena is a serverless, interactive query service offered by AWS for querying data in Amazon S3 using SQL. It's a popular choice for ad-hoc data analysis and exploration.
Kubernetes is best described as:
- Cloud Hosting Service
- Container Orchestration System
- Database Management System
- Virtualization Platform
Kubernetes is best described as a container orchestration system. It automates the deployment, scaling, and management of containerized applications.
In the context of virtualization, what is "paravirtualization"?
- A method to create virtual machines
- A technique to emulate hardware devices
- A technology to enhance graphics performance
- A virtualization technique where the guest OS is modified to be aware of the virtualization layer
Paravirtualization involves modifying the guest OS to work more efficiently with the hypervisor, improving performance and allowing for efficient communication with the host.
Cloud monitoring tools often provide ________ capabilities, which allow for the setting of specific conditions that, when met, trigger notifications or actions.
- Alerting
- Debugging
- Indexing
- Profiling
Cloud monitoring tools offer alerting capabilities. These allow administrators to set specific conditions, like high CPU usage or downtime, triggering notifications or actions for proactive management.
Which of the following is a primary benefit of virtualization?
- Cost Savings
- Faster Processing
- Improved Security
- Reduced Complexity
A primary benefit of virtualization is cost savings. It reduces hardware costs, energy consumption, and maintenance expenses by consolidating multiple VMs on a single physical machine.
Google Cloud Functions are stateless, meaning they do not ________ state between invocations.
- Preserve
- Reset
- Retain
- Share
Google Cloud Functions are stateless, which means they don't retain state between invocations. Each invocation starts with a clean slate.
If a company is interested in using a managed NoSQL database service, which AWS service would be the best fit?
- Amazon DynamoDB
- Amazon RDS
- Amazon Redshift
- Amazon S3
Amazon DynamoDB is a managed NoSQL database service that is designed for scalability and high availability, making it a suitable choice for NoSQL data storage.
To protect against account hijacking, organizations should enforce a strong ________ policy for cloud services.
- Authentication
- Authorization
- Encryption
- Password
To protect against account hijacking, organizations should enforce a strong "Password" policy for cloud services. This includes requiring strong, unique passwords and periodic password changes.
When an organization wants to optimize its application to be more scalable and resilient by redesigning it for the cloud, they are likely using the ________ strategy.
- Re-architecting
- Re-factoring
- Re-hosting
- Re-platforming
The "re-architecting" strategy involves redesigning applications to leverage cloud-native features, enhancing scalability and resilience.