Linux OS File System Structure GLIR Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A web server needs to read files in /var/www/html, but the files are owned by root:root with permissions 750. The web server runs as user 'www-data'. Which command would allow the web server to read the files without changing ownership?

   • Achmod 750 /var/www/html
   • Busermod -a -G root www-data
   • Cchmod 755 /var/www/html
   • Dchown www-data:www-data /var/www/html
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2. 7foundation · easy

   How does an inode link to the data blocks of a file?

   • AIt references the data blocks via the superblock.
   • BIt contains pointers to the data blocks on disk.
   • CIt stores the file content directly inside the inode.
   • DIt uses the file name to locate the data blocks.
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4. 8foundation · easy

   Which command would you use to find all files with the '.log' extension under the /var/log directory?

   • Acd /var/log && ls
   • Bls /var/log/*.log
   • Cfind /var/log -name '*.log'
   • Dpwd /var/log
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5. 9expert · hard

   During an investigation, you notice that a file's modification time (mtime) is older than its change time (ctime). What does this indicate?

   • AThe file's content was modified, and then its metadata (such as permissions or ownership) was changed afterward.
   • BThe file was accessed after it was modified.
   • CThe file system was mounted with the noatime option.
   • DThe file was created after it was last modified.
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6. 10application · medium

   A service account needs to write to a log file owned by root:adm with permissions 644. The service runs as user 'svc_log'. Which command would allow the service to append to the log without changing the owner?

   • Achown svc_log:adm /var/log/app.log
   • Bchmod u+w /var/log/app.log
   • Cchmod 664 /var/log/app.log
   • Dchmod 666 /var/log/app.log
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