For positive, any from:
+ much faster than any other type of interface
+ needs much less memory (RAM)
+ does not use as much CPU processing time as others
+ A low resolution, cheaper monitor can be used with this type of interface
For negative, any from:
- If there is a spelling error the command will fail
- If you mis-type an instruction, it is often necessary to start from scratch again
- There are a large number of commands which need to be learned
- You can't just guess what the instruction might be
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