单项选择题
A.RAID 0 B.RAID 1 C.RAID 3 D.RAID 5
A. The pickup rollers need to be replaced. B. The paper is too wide for the tray. C. The toner cartridge is leaking. D. The pickup assembly is missing.
A. The device is located behind a firewall. B. The network card is disabled. C. The device is not configured for DHCP. D. The device cannot locate a DHCP server.