
Code Optimisation
Authored by Ryan Coughlin
Computers
12th Grade
Used 1+ times

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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A virtual machine is:
a hardware emulation of another system
a software emulation of another system or program
a method of backing up data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Virtualisation software provides:
a bridge between the host computer’s hardware and the emulated software
a bridge between the guest computer’s hardware and software
a bridge between the host computer’s operating system and the emulated software
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A system virtual machine emulates:
single program
the hardware and software of a guest system
the operating system of a guest system
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A process virtual machine:
emulates a single program
tells the operating system which processes to handle next
emulates the operating system of a guest system
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Java Virtual Machine translates:
source code into object code
source code into byte code
byte code into machine code
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The simulated computer system is referred to as the:
Guest
Host
Client
Virtualizer
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
One disadvantage of virtual machines is:
They are very expensive to operate
They require special knowledge
They have a single point of failure (the host machine)
They require additional hardware be installed to operate
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