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VCE
A computer's DNS has bad cach records.which tools can be used to clear the DNS record.
A. netstat
B. ipconfig
C. nslookup
D. tracert
Standards such as JPEG and ASCII operate at which of the following OSI model layers?
A. Presentation
B. Data link
C. Session
D. Application
A technician testing an Ethernet card uses a cable wired with pins 1,2 to pins 3,6 on the same RJ- 45 plug. Which of the following describes what the technician is using?
A. RS-232
B. Rollover cable
C. Loopback
D. Point to point cable