A system has one hard disk, configured as master and connected to the primary IDE controller, and
one CD writer, configured as slave and connected to the secondary IDE controller. If the system is
correctly configured, which device is used to represent the CD writer?

A.
/dev/scd0

B.
/dev/hdd

C.
/dev/hdb

D.
/dev/sr1

E.
/dev/scd1

Explanation:
IDE Device Recognition
Primary Master /dev/hda
Primary Slave /dev/hdb
Secondary Master /dev/hdc
Secondary Slave /dev/hdd
According to question CD-ROM is connected as Secondary Slave so device named should be
/dev/hdd.