MCQOPTIONS
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| 1. |
Idempotency law isI. P Ú P = P.II. P Ù P = P.III. P + P = P. |
| A. | Only (I) above |
| B. | Only (II) above |
| C. | Only (III) above |
| D. | Both (I) and (II) above |
| Answer» B. Only (II) above | |