
CS-216: L1 (Q1)
Authored by Osama Saeed
Computers
12th Grade
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the cloud?
A collection of high-speed networks
A collection of smartphones
A collection of commodity servers
A collection of personal computers
Answer explanation
The cloud is a collection of commodity servers, not high-speed networks, smartphones, or personal computers. These servers provide various services over the internet.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is virtualization?
A technique to run multiple virtual machines inside a single physical machine
A technique to run multiple physical machines inside a single virtual machine
A technique to run multiple cloud servers inside a single data center
A technique to run multiple smartphones inside a single tablet
Answer explanation
Virtualization is a technique to run multiple virtual machines inside a single physical machine, making more efficient use of hardware resources.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the connection between virtualization and cloud computing?
Virtualization is not related to cloud computing
Virtualization is a building block for cloud computing
Virtualization and cloud computing are completely separate concepts
Cloud computing is a building block for virtualization
Answer explanation
Virtualization is a building block for cloud computing, as it allows multiple virtual instances to run on a single physical machine, enabling the scalability and flexibility needed for cloud services.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a hypervisor?
A physical machine that hosts multiple virtual servers
A piece of software that allows multiple virtual machines to run on a single physical machine
A lightweight virtualization technique
A type of cloud storage system
Answer explanation
A hypervisor is a piece of software that allows multiple virtual machines to run on a single physical machine, making it the correct choice.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main challenge in virtualization?
Providing full control of hardware to each guest operating system
Preventing guests from accessing hardware resources
Tricking an operating system into sharing hardware with other guests
Ensuring each guest operating system has a dedicated physical machine
Answer explanation
The main challenge in virtualization is tricking an operating system into sharing hardware with other guests, as virtualization involves multiple operating systems running on the same physical hardware.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is hardware assisted virtualization?
A model where the operating system code is modified for virtualization
A model where virtual machines run without any hardware support
A model where virtual machines are migrated between physical machines
A model where the CPU has a special mode to run virtual machines
Answer explanation
Hardware assisted virtualization involves a CPU mode specifically designed to run virtual machines efficiently.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is full virtualization?
A technique to run existing operating systems as guest operating systems without hardware support
A technique to run virtual machines with hardware support
A technique to migrate virtual machines between physical machines
A technique to modify the operating system code for virtualization
Answer explanation
Full virtualization is a technique to run existing operating systems as guest operating systems without hardware support, allowing for the creation of virtual machines.
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