write one advantage and one disadvantage of hard disk(please tell fast)
Answers
Explanation:
Advantages Large capacity Faster than optical disks like DVD'S Persistent storage Easily replaced and upgraded.
Disadvantages Relies on moving parts Disk surface can be damaged Heavy power consumption Noisy Slower read and write speed than RAM
Answer:
ADVANTAGES:
Necessary to support the way your computer works.
Large storage capacity.
Stores and retrieves data much faster than a floppy disk or CD/DVD.
Stored items are not lost when you switch off the computer.
Cheap on a cost per megabyte compared to other storage devices.
DISADVANTAGES:
Far slower to access data than ROM or RAM chips.
Hard disks can crash which stop the computer from working.
Regular crashes can damage the surface of the disk, leading to loss of data in that sector.
The disk is fixed inside the computer and cannot easily be transferred to another computer.