A substance found in residual fuels which tends to cause exhaust valve corrosion and grooving, is()
A、carbon
B、vanadium
C、calcium
D、hydrogen
A、carbon
B、vanadium
C、calcium
D、hydrogen
A、No configuration file was found in NVRAM. B、No configuration file was found in flash. C、No configuration file was found in the PCMCIA card. D、Configuration file is normal and will load in 15 seconds.
A、found in the center(s) of the compass rose(s) B、indicated by isogonic lines C、found in a note on the chart D、All of the above
A、The temperature of the substance must be equal to or above its fire point B、The air must contain oxygen in sufficient quantity C、The mixture of vapors with air must be within the explosive range D、All of the above
A、A. it will search for the configuration file in the locations specified by boot system commands. B、B. it will search for the configuration file in flash and if no configuration file is found there, it will enter the setup dialog. C、C. it will search for the configuration file on a TFTP server and if no configuration file is found there, it will enter the setup dialog. D、D. it will search for the configuration file in flash and if no configuration file is found there, it will load a limited configuration file from ROM. E、E. it will search for the configuration file on a TFTP server and if no configuration file is found there, it will load a limited configuration file from ROM.