which of the following commands should be used to apply the patch /tmp/foopatch?

If the current directory is / (root) and the kernel source is located in /usr/src/linux, which of the following commands should be used to apply the patch /tmp/foopatch?

If the current directory is / (root) and the kernel source is located in /usr/src/linux, which of the following commands should be used to apply the patch /tmp/foopatch?

A.
cat /tmp/foopatch | patch -p0

B.
cd /usr/src/linux; patch -p1 < /tmp/foopatch

C.
cd /usr/src/linux; cat /tmp/foopatch | patch -p0

D.
cd /usr/src/linux; patch -p1 > /tmp/foopatch

E.
cd /usr/src/linux; cat /tmp/foopatch | patch

Explanation:
patch takes a patch file patchfile containing a difference listing produced by the diff program and applies those differences to one or more original files, producing patched versions. Normally the patched versions are put in place of the originals.



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