-Preparation of source document is slow hence prone to mistakes.
-Low typing speed leads to keyboard bottleneck.
-It is wasteful to use a media which can only be used once like punched cards.
-Mistakes can be made when copying data from one medium to another.
-Translation delays or losses can occur if data is physically transferred to the computer.
-Data entry can be expensive
Kavungya answered the question on April 16, 2019 at 13:36
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