Answer:
Terribly low storage space, limited to mathematics/computing, required entire rooms to use, and low information yield for hours of processing.
Explanation:
Probably providing a common calendar
Answer:
A computer is a machine that can be programmed to manipulate symbols.
Explanation:
Following are the features of PC (computer)
Processor
speed
reliability
accuracy
automation
diligence
consistency
Random access memory (RAM)
Operating system
Graphics adapter and video RAM
Monitor
