What is the primary role of a hypervisor in virtualization?
- Allocating memory for VMs
- Managing hardware resources for virtual machines
- Providing a user-friendly interface for VM management
- Securing data within virtual machines
The primary role of a hypervisor in virtualization is to manage and allocate hardware resources, such as CPU, memory, and storage, among virtual machines to ensure efficient and isolated operation.
AWS Redshift is designed to analyze data using SQL and is optimized for ________.
- Data Warehousing
- Graph Databases
- NoSQL Databases
- Real-time Data Processing
AWS Redshift is designed for data warehousing, making it optimized for SQL-based analytics, allowing complex querying and reporting.
Process is a type of virtualization that allows multiple instances of an application to run concurrently on a single OS, without interfering with each other.
- Application
- Network
- Server
- Storage
Process virtualization allows multiple instances of an application to run without conflicts on a single operating system. This is often used in server environments.
Which of the following is a security method that translates data into a code to prevent unauthorized access?
- Compression
- Duplication
- Encryption
- Fragmentation
Encryption is a security method that translates data into a code to prevent unauthorized access. It makes the data unreadable without the correct decryption key, enhancing data security.