Related:

• 0175 Do you know the RS-232C pinout? 0176 ... Can you wire a connector without looking?
  -- from THE HACKER TEST...
• 0364 Do you know RFC-822 by heart? 0365 ... Can you recite all the errors in it?
  -- from THE HACKER TEST...
• 0165 Do you know Gray code? -- from THE HACKER TEST
• 0475 Do you know Duff's device? -- from THE HACKER TEST
• 0476 Do you know Jensen's device? -- from THE HACKER TEST
• 0038 Do you know maxint on your system? -- from THE HACKER TEST
• 0369 Do you know the max packet lifetime? -- from THE HACKER TEST
• 0031 Do you know what ASCII stands for? 0032 ... EBCDIC? -- from THE HACKER TEST
• 0166 Do you know what HCF means? 0167 ... Ever use it?
  0168 ... Intentionally? -- from THE HACKER TEST...