McqMate
| Q. |
Indicate the right option to search for anything not a letter or number |
| A. | grep ‘^[a-zA-Z0-9]’ |
| B. | grep ‘[^a-zA-Z0-9]’ |
| C. | grep ‘[a-zA-Z0-9]’ |
| D. | None of the above |
| Answer» B. grep ‘[^a-zA-Z0-9]’ | |
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