Due to extreme system use, a Linux system requires some additional swap space. To initialize 5GB of additional swap space, which combination of commands should be used?

Question

Options

• Add if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile; mount
• Bdd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; swapon /tmp/swapfile
• Cdd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile; swapon
• Dtouch -5G /tmp/swapfile; swapon /tmp/swapfile
• Emkswap /tmp/swapfile 512000; swapon /tmp/swapfile

• A
  4% (1)
• B
  12% (3)
• C
  81% (21)
• E
  4% (1)

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