Selected MCQ

Current Question
Which of the following is a widely used virtualization platform for managing virtual machines on cloud infrastructure?
  • A. Docker Engine
  • B. Kubernetes
  • C. Hyper-V
  • D. Apache Hadoop
Correct Answer: C
Explanation:
Hyper-V (by Microsoft) is a hypervisor for creating and managing virtual machines.
Related Question 1
What does a virtualization hypervisor do for virtual machines?
  • A. Provides storage space
  • B. Emulates hardware and runs multiple VMs
  • C. Encrypts the OS
  • D. Installs antivirus on VMs
Correct Answer: B
Explanation:
A hypervisor emulates hardware to create and run multiple virtual machines on one host.
Related Question 2
What is the key benefit of virtualization in cloud computing?
  • A. Reduced internet speed
  • B. Isolation of applications in secure environments
  • C. Human-driven networking
  • D. No changes needed
Correct Answer: B
Explanation:
Virtualization isolates and encapsulates applications in virtual machines or containers.
Related Question 3
Which of the following is an example of a data warehousing platform?
  • A. Hadoop HDFS
  • B. Amazon Redshift
  • C. MySQL Workbench
  • D. SQLite
Correct Answer: B
Explanation:
Amazon Redshift is a cloud data warehouse service for analytics.
Related Question 4
Which tool is widely used for infrastructure as code (IaC) in IT?
  • A. Git
  • B. Docker
  • C. Terraform
  • D. MySQL
Correct Answer: C
Explanation:
Terraform is a common IaC tool for defining and provisioning infrastructure.
Related Question 5
Which of the following is an example of an actuator commonly used in robotics for precise position control?
  • A. Stepper motor
  • B. Photodiode
  • C. Resistor
  • D. Capacitor
Correct Answer: A
Explanation:
Stepper motors move in discrete steps, enabling precise position control in robotics.