LPI
101-500 · Question #116
101-500 Question #116: Real Exam Question with Answer & Explanation
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System Architecture
Question
Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it?
Options
- Add if=/dev/zero of=/dev/sda bs=512
- Bdd if=/dev/zero of=/dev/sda bs=512 count=1
- Cdd if=/dev/zero of=/dev/sda bs=440 count=1
- Ddd if=/dev/zero of=/dev/sda bs=440
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Topics
#bootloader management#dd command#MBR layout#disk operations