An organization is migrating its on-premises data warehouse to the cloud. They want to ensure that the new cloud-based solution can integrate seamlessly with their existing data visualization tools and also provide enhanced query performance. Which tool should they consider?
- Amazon Redshift
- Microsoft Excel
- MySQL
- Tableau
Amazon Redshift is a data warehousing solution that can integrate with data visualization tools and offers enhanced query performance in the cloud. It's a good choice for this scenario.
In Google Cloud Functions, the maximum execution time for a function is ________ minutes.
- 1
- 15
- 5
- 60
Google Cloud Functions have a maximum execution time of 60 minutes. This allows for longer-running tasks that may be necessary for certain applications.
Which of the following best describes an insider threat in the context of data security?
- A threat from employees
- A threat from external hackers
- A threat from natural disasters
- A threat from viruses
An insider threat in data security refers to threats originating from individuals within the organization, such as employees or contractors. These individuals have access to sensitive data and may misuse it intentionally or unintentionally.
In a scenario where an organization wants to quickly test a new application in a cost-effective manner without concerns for initial infrastructure investments, which cloud model is more appropriate?
- Community Cloud
- Hybrid Cloud
- Private Cloud
- Public Cloud
Public Cloud is the best choice for quickly testing new applications with minimal upfront costs. It provides scalable resources and doesn't require organizations to invest heavily in infrastructure. Private clouds are more suited for long-term, controlled environments.
Which cloud model often involves shared resources and benefits from economies of scale?
- Community Cloud
- Hybrid Cloud
- Private Cloud
- Public Cloud
Public Clouds are shared environments where resources are pooled, leading to economies of scale. They're accessible to the general public and often cost-effective.
In virtualization, the physical machine on which the hypervisor runs is commonly referred to as the ________.
- Client
- Host
- Node
- Server
The physical machine that hosts the hypervisor and virtual machines is referred to as the Host. This is where the virtualization environment is created and managed.
A data breach that occurs due to an employee's unintentional actions, like clicking on a phishing link, is often referred to as a ________ breach.
- Accidental
- Cybersecurity
- Insider
- Malicious
An "Accidental" breach typically involves inadvertent actions by authorized users, making them susceptible to threats like phishing.
In the context of SaaS, the ability to serve multiple customers using a single instance of a software application is referred to as ________.
- Interoperability
- Multi-Tenancy
- Scalability
- Virtualization
Multi-Tenancy is a key characteristic of SaaS where a single instance of the software serves multiple customers, each with their data and configurations.
Cloud users are advised to regularly change their ________ to prevent account hijacking.
- Credit Card Information
- Email Addresses
- Passwords
- Physical Addresses
Cloud users are advised to regularly change their "Passwords" to prevent account hijacking. Frequent password changes make it more difficult for unauthorized users to access accounts.
In distributed systems, middleware plays a crucial role in:
- Communication and Integration
- Data Presentation
- End-User Interaction
- Processing and Storage
Middleware serves as an intermediary layer facilitating communication and integration between various distributed system components. It ensures data can flow between them efficiently.