Quiz on chapter-2 of book Linux Device Drivers

Quiz on chapter-2 of book ldd3

1. Function passed to module_init is invoked when

Module is loaded into the kernel
Module is removed from the kernel
Module is compiled
Module is deleted from the kernel


2. The utility used to compile kernel modules is

made
kernel_make
make
gcc


3. A module can not call functions defined in

libc
kernel
With in the module
Another module


4. A module always runs in the

Kernel space
User space
User Space and kernel Space
Module space


5. current returns a pointer to

struct task_struct
struct current
struct task
struct kernel


6. struct task_struct is defined in

linux/sched.h
linux/current.h
linux/struct.h
linux/task.h


7. The option -C passed to make causes it to

Compile the module
Change the directory
Create object file
Clean the object file


8. modporbe not only loads the module passed to it but also

Loads other modules present in the current working directory
Removes any older modules with the same name
Loads other modules on which the given module depends
Restarts the system


9. command to list the currently loaded modules in the kernel is

listmod
mod
lkmod
lsmod


10. module compiled for one kernel version can not be loaded into kernel of other version.

True
False
True Sometimes
Depends on the module

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