Following is the memory map of the Linux utility program /usr/bin/cat. Which of the following statement(s) is/are true?

00400000-0040b000 r-xp 00000000 fd:01 1234567   /usr/bin/cat
0060a000-0060b000 r--p 0000a000 fd:01 1234567   /usr/bin/cat
0060b000-0060c000 rw-p 0000b000 fd:01 1234567   /usr/bin/cat
00e7a000-00e9b000 rw-p 00000000 00:00 0         [heap]
7f8b6c000000-7f8b6c021000 rw-p 00000000 00:00 0
7f8b6c021000-7f8b70000000 ---p 00000000 00:00 0
7f8b71a8d000-7f8b71aa3000 r-xp 00000000 fd:01 2345678   /lib/x86_64-linux-gnu/libgcc_s.so.1
7f8b71aa3000-7f8b71ca2000 ---p 00016000 fd:01 2345678   /lib/x86_64-linux-gnu/libgcc_s.so.1
7f8b71ca2000-7f8b71ca3000 r--p 00015000 fd:01 2345678   /lib/x86_64-linux-gnu/libgcc_s.so.1
7f8b71ca3000-7f8b71ca4000 rw-p 00016000 fd:01 2345678   /lib/x86_64-linux-gnu/libgcc_s.so.1
7ffc445e7000-7ffc44608000 rw-p 00000000 00:00 0         [stack]
7ffc446da000-7ffc446dd000 r--p 00000000 00:00 0         [vvar]
7ffc446dd000-7ffc446df000 r-xp 00000000 00:00 0         [vdso]
ffffffffff600000-ffffffffff601000 --xp 00000000 00:00 0   [vsyscall]