Answer and explain please

$6)$In the UNIX filesystem, a file has permissions $4543($using the octal notation$).$

Describe the permissions defined on the file in terms of R$/$W$/$X and special bits

permissions.

$7)$ Consider the following permissions defined on a NTFS filesystem for a file F whose

parent folder is D:

$$ Permissions on D:

$$ Allow Read and Write for Group$1$

$$ Permissions on F:

$$ Allow Write for Group$1$

$$ Deny Write for Group$2$

User$1$ belongs to Group$1$ and to Group$2.$ User$2$ belongs to Group$2.$

Will the following user requests be allowed or rejected? Explain your answer.

a$)$ User$1$ makes a Read request on F

b$)$ User$1$ makes a Write request on F

c$)$ User$2$ makes a Read request on F