Answer:
The difference between mainframe computer, Personal Laptop and Personal Digital Assistant (PDA) is given in the Explanation Section below.
Explanation:
Mainframe:
Typical Usage: Used by large organization for large amount of data processing. For example Statistical Data.
Speed: 3 to 4 MIPS( Million Instructions per second)
Capacity: They can provide up to 12 parallel 650 MHz processors, 32 GB memory.
They can handle large amount of data from different parts of the world.
Cost: Hight Quality: More than $7.5 Lac
Mid Quality: $2.5 Lac
Low Quality: smaller than $2.5 Lac
Personal Laptop:
Typical Usage:
Used by one person.
They are used in home, office for text processing, email, spread sheet.
Speed: of good laptop 3.5 to 4.5
Capacity: of Good laptop 16 to 32 GB RAM, I TB hard disk
Cost: of Good Laptop $1300 to $1900
PDA:
Typical Usage: Use as handheld device.
for surfing internet and watching movies.
Now a days PDA is replaced by Tablet.
Capacity: 8 MB to I GB
Cost: $24 to $180
