Ch. 5 Testbank, Hard disk Anatomy
Read/write heads are moved by the ________.
Actuators
In which format is information stored on a hard drive?
Binary
____ lines are used to transfer the requested data from the hard drive to the computer.
Bus
The hard disk ____ sends a signal to the drive when information stored on the hard drive has been requested.
Controller
Which of the following is NOT part of the hard disk anatomy?
Hard disk impeller
Which of the following statements about disk fragmentation is FALSE?
It is a problem caused by the disk hardware
Which of the following is NOT true about the anatomy of a hard drive?
The read/write heads touch the platter only when it's spining
Formatting organizes the disk into ____ (rings) and sectors (wedges)
Tracks
The time it takes to select the correct platter and move the read/write head to the right track and sector is called the ________ time.
access
____ time is the time it takes the computer to request and retrieve data.
access
On a new disk, files are stored in ____ blocks.
contiguous
____ a disk drive increases the speed with which the disk accesses and retrieves data.
defragmenting
Rotational latency is the ________.
delay in locating the correct sector on a platter
A hard disk must be ____ before it can be used to store data.
formatted
The ____ heads float on a cushion of air above the platter.
read/ write
Formatting divides a disk into ______________
sectors and tracks
