Question

Please write the full forms of :-
1.CPU
2.STD
3.PCO

Please no spam answers...
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Answer 1

1. CPU - Central processing unit

2. STD - Subscriber trunk dialling

3. PCO - Public Call Office

.

Hope it helps uh!

Keep calm and study hard

Thanks for asking

Answer 2

Answer:

1.Central Processing Unit

3.Public Call Office

Explanation:

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