Start learning 50% faster. Sign in now
Para virtualization is preferred when performance optimization is crucial, as it minimizes overhead by allowing guest operating systems to interact directly with the hypervisor. In para virtualization, guest OSes are aware of the virtualization and can make calls to the hypervisor for specific operations, reducing the emulation overhead present in full virtualization. This direct interaction leads to improved performance for I/O operations and system calls, making it particularly useful in data centers and environments where resource efficiency is vital. However, the requirement for modifying the guest OS can limit its applicability to certain workloads. Why Other Options are Incorrect: A) When complete isolation between guest operating systems is required: Full virtualization provides better isolation as it fully emulates the hardware for each guest OS. B) When running legacy applications unmodified: Full virtualization allows unmodified legacy applications to run without any changes, which is not possible with para virtualization. D) When hardware emulation is necessary: Full virtualization emulates all hardware components, making it suitable for scenarios that require comprehensive hardware simulation. E) When a single operating system is sufficient: This scenario does not warrant virtualization in any form, as it can run directly on physical hardware without the need for any virtualization techniques.
In the following question a sentence is given with a blank. Choose the most appropriate option to make the sentence contextually and grammatically co...
If you drink too much, it will …….your judgement.
The recent financial report indicates that while the profits have _____ significantly, the expenses have _____ at an alarming rate.
The people alongside the victim were not _________ help at all, but were busy clicking pictures.
(A) offering ...
Blank 26
Children must be given a chance to taste food from __________ cuisines, and one of the best ways to do it is by travelling.
(A) different (B) div...
Choose the appropriate answer.
In the following question a sentence is given with a blank. Choose the most appropriate option to make the sentence contextually and grammatically corr...
The dark clouds indicate a dust storm ________ outside.