A+ Notes Part 1
Certification Training: A+ Notes Part 1 The 6-step Troubleshooting Process: 1) Identify the problem 2) Establish theory of probably cause 3) Test the theory to determine cause 4) Establish and...
View ArticleA+ HKEY Group Explanations
Certification Training: A+ HKEY Group Explanations HKEY_CLASSES_ROOT Stores information on registered applications, file extension associations, and object class IDS. HKEY_CURRENT_USER This stores...
View ArticleA+ Common Port Numbers
Certification Training: A+ Common Port Numbers FTP port 21 SSH port 22 SMTP port 25 HTTP port 80 POP3 port 110 HTTPS port 443 Tip: Do your best to memorize the ports because you...
View ArticleA+ Windows Boot Process
Certification Training: A+ Windows Boot Process The Windows Boot Process occurs in the following order: ntldr boot.ini ntdetect.com dtbootdd.sys ntldr The NT loader is used to load the Windows NT...
View ArticleA+ Wireless Speeds, Frequencies, and Ranges
Certification Training: A+ Wireless Speeds, Frequencies, and Ranges Wireless transmission speeds 802.11 1-2 Mbps 802.11a 54 Mbps 802.11b 11 Mbps 802.11g 54 Mbps Wireless Frequencies...
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