Idivayisi ayikwazi ukuxhumana ne-PC
Isizathu1 - Indlela yokuxhumana ayihlelwanga kahle.
Isixazululo1 - Khetha indlela yokuxhumana efanele.
Isizathu2 - Ikhebula alixhunyiwe ngokuqinile noma inkinga yehadiwe yekhebula.
Isixazululo2 - Xhuma ikhebula ngokuqinile noma ushintshele kwenye ikhebula.
Isizathu3 - Ayikwazi ukuxhuma i-COM (iNombolo ye-COM engalungile).
Isixazululo3 - Sicela ufake inombolo efanele ye-COM.
Isizathu4 - Ayikwazi ukuxhuma i-TCP/IP (ukulungiselelwa okungalungile).
Isixazululo4 - Bheka imanuwali ukuze uxhume itheminali yokubamba Isikhathi.