WorksheetsVirtualization Quiz - Basic 01 to Basic 02
Total questions: 40
Worksheet time: 20mins
What is virtualization in computing?
Creating cloud-based storage
Using hardware directly without OS
Creating a virtual version of hardware or OS
Encrypting system files
Which of the following is an example of a hypervisor?
VMware ESXi
Windows Defender
Firefox
Apache
What does VM stand for in virtualization?
Virtual Modem
Virtual Machine
Video Module
Visual Memory
Which of the following is not a benefit of virtualization?
Hardware isolation
Resource optimization
High power consumption
Server consolidation
What is a Type 1 hypervisor also known as?
Hosted hypervisor
Bare-metal hypervisor
Container
Virtual network adapter
Which of the following allows multiple OSes to run on one physical machine?
BIOS
Dual Boot
Hypervisor
Bootloader
Which of the following is a Type 2 hypervisor?
KVM
Xen
VirtualBox
Hyper-V (Core)
What does the guest OS refer to in virtualization?
The physical OS
The OS inside the virtual machine
The host's bootloader
The firmware of the VM
What is the host OS?
The default boot partition
The physical machine’s operating system
The VM image
The application running in a VM
What is the purpose of VMware Tools or Guest Additions in VirtualBox?
Encrypt VM files
Speed up the host
Improve guest performance and integration
Install antivirus
Which feature isolates each virtual machine’s resources?
Clustering
Containerization
Sandboxing
Tunneling
Which of the following is a virtualization platform by Microsoft?
vSphere
KVM
Hyper-V
Oracle VM
Which virtualization technique does Docker use?
Full virtualization
Paravirtualization
Container-based virtualization
Emulation
What file format is commonly used for virtual machine images in VirtualBox?
.exe
.img
.vmdk
.vdi
Which of the following is typically virtualized in a VM?
Power supply
Operating system
Physical casing
Monitor
What is the purpose of snapshot in virtualization?
Takes a screenshot of the VM
Records a video of VM session
Saves the VM’s current state
Encrypts the VM
Which of the following is not a hypervisor feature?
VM cloning
Snapshot management
Partitioning
BIOS upgrade
Which of these can be used to create and manage VMs from the command line?
GNOME
virsh
sshd
fdisk
Which of the following virtualization software is open-source?
VMware Workstation
Parallels
VirtualBox
Hyper-V
What’s the main difference between virtualization and emulation?
Emulation is faster
Virtualization runs software on different architecture
Emulation simulates hardware, virtualization runs on actual hardware
Virtualization is used only for gaming
What is the primary advantage of using a Type 1 hypervisor over Type 2?
Lower cost
Higher performance and direct hardware access
GUI interface
More compatible with desktop OSes
Which Linux kernel feature is essential for KVM virtualization?
Swap partition
Kernel mode
Hardware Virtualization Extensions (Intel VT/AMD-V)
SSH daemon
Which hypervisor is integrated into Linux kernel space?
Xen
Hyper-V
KVM
VMware ESXi
What does vMotion in VMware allow?
Virtual storage creation
Real-time VM migration between hosts without downtime
VM backup to USB
Conversion of physical servers
What is CPU overcommitment in virtualization?
Locking cores to VMs
Assigning more vCPUs than available physical cores
Giving each VM one core only
Forcing single-thread execution
Which technology allows sharing of GPU resources across multiple VMs?
vSphere
vMotion
vGPU
RAID
Which component in KVM is responsible for managing VM lifecycle?
virt-manager
qemu
systemctl
netplan
In virtualization, what does the term “paravirtualization” mean?
Full hardware abstraction
Guest OS is unaware of hypervisor
Guest OS is modified to interact with the hypervisor
VM runs without RAM
Which command in Linux shows if virtualization is supported by CPU?
cat /proc/meminfo
lscpu
free -m
uname -a
What is a hypervisor's role in memory ballooning?
Inflate memory
Provide static allocation
Reclaim unused memory from guest VMs
Load guest OS into RAM
Which of these files represents a virtual disk in KVM/QEMU?
.ova
.vdi
.qcow2
.rpm
What feature allows restoring a VM to a known good state after failure?
Clone
ISO boot
Snapshot
RAID mirror
Which command is used to list VMs in KVM environment?
virt-ls
virsh list
vmctl
qemu-info
Which virtualization platform is container-based rather than VM-based?
KVM
Docker
Xen
VMware
What is the purpose of cloud-init in cloud virtualization?
Kernel patching
VM snapshotting
Automating instance initialization
Hypervisor configuration
What is a VM template used for?
Creating ISO images
Reducing VM performance
Quickly deploying new VMs with pre-defined configuration
Encrypting hypervisors
Which of the following best describes CPU pinning?
Assigning GPU to CPU
Binding a VM’s vCPU to a specific physical CPU core
Allowing guest OS to share host CPU time
Scheduling hypervisor updates
What is the main limitation of Type 2 hypervisors?
Not usable with Windows
Higher latency due to host OS dependence
Cannot create VMs
No support for disk I/O
Which virtualization feature allows a VM to start even after a host crash?
Live Migration
High Availability (HA)
Snapshots
Passthrough
In virtual networking, what is a bridged network?
Internal host-only link
Private subnet
VM shares host’s IP address
VM acts like a separate machine on the same network as the host
