COMPUTER HARDWARE COMPONENTS FUNCTIONS
WHAT IS A HARD DRIVE
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Larry Page
|
|
|
Al Hoagland
|
|
|
Alan Shugart
|
|
|
Philipps
|
Detailed explanation-1: -Al Hoagland, who during his 28 years at IBM helped to create the world’s first disk drives exclusively for the RAMAC, remembers when few people thought disk drives had a future.
Detailed explanation-2: -IBM unleashed the world’s first computer hard disk drive in 1956. It was bigger than a refrigerator. It weighed more than a ton.
Detailed explanation-3: -The first production IBM hard disk drive, the 350 disk storage, shipped in 1957 as a component of the IBM 305 RAMAC system. It was approximately the size of two medium-sized refrigerators and stored five million six-bit characters (3.75 megabytes) on a stack of 52 disks (100 surfaces used).
Detailed explanation-4: -The hard disk was created in 1953 by engineers at IBM who wanted to find a way to provide random access to high capacities of data at a low cost. The disk drives developed were the size of refrigerators, could store 3.75 MB of data and began shipping in 1956.