尋問一題 LPI exam 101

[ant]

you create a isapnp.conf file using the pnpdump command when do you have to call isapnp to read this file.

a. the first time after you have installed the new card
b. every time you want to access the card
c. once a day using cron
d. everytime you start the computer
e. never


看到的答案有 b 和 d ，雙方各有說法，不知道那一個才是對的  :-?

[harrier]

you create a isapnp.conf file using the pnpdump command when do you have to call isapnp to read this file.

a. the first time after you have installed the new card
b. every time you want to access the card
c. once a day using cron
d. everytime you start the computer
e. never


看到的答案有 b 和 d ，雙方各有說法，不知道那一個才是對的  :-?

d 吧，比較合理。

很少有 Driver 在驅動一項設備後，每次去存取到該設備，還要重讀一
次相關資訊：如 DMA、IRQ、IO Address...