Question 7 4.2 pts Pick the statements about Android that are true. D the Androi

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Question 7 4.2 pts Pick the statements about Android that are true. D the Android OS is not open source, but kept secret by Google the Android OS has a microkemel architecture Android apps run as native programs directly on the host processor the Android OS does support multitasking Android apps are not written in C++ or Objective C Question 8 4.2 pts A linkage editor (or link editor) is what kind of system program? program loading and execution O programming language support Question 9 4.2 pts The stack grows towards lower addresses because . O a process has a maximum address space limit all space between the stack pointer top of stack and the heap top is one single block that can be used instead of having two blocks that could cause one to be depleted before the other the push instruction must decrement the stack pointer on most CPU architectures, thus the stack can only grow downwards

Explanation / Answer

7.

a) the android OS is not open source - false (it is an open source OS).

b) the android OS is microkernel architecture - false (it is derived from linux Os, So the Android Kernel is a monolithic kernel)

c) Android apps runs as native programs directly on the host processor - true (but that to depends on app structure, since it is derived from Linux Os, so this point is pretty true)

d) android does support multitasking - true (multitasking in android allows any program to run in the background)

e) android apps are not written in c++ or objective c - false (it can be written in both using NDK)

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