Which of the following interfaces are typically supported on the input side of a KVM switch?（）

单项选择题A technician is replacing fifteen 21 CRTs with 19 LCDs. The storage room is on the other side of the building. Which of the following safety measures should the technician take?（）

A. Wear a back brace when lifting and carrying the CRTs to the storage room.
B. Wear anti-static wrist straps to prevent ESD in the new monitors.
C. Recycle the monitors after removing the capacitors for use in other monitors.
D. Ask several technicians for help in lift the CRT monitors and use a cart for transporting them.

多项选择题Which of the following hardware is hot pluggable?（）

A. eSATA
B. Express Card/54
C. PS/2 peripherals
D. MIDI devices
E. NIC
F. USB

单项选择题A technician needs to assign a default subnet mask for a class B network to a network device that was just installed. Which of the following would the technician use?（）

A.224.0.0.1
B.255.0.0.0
C.255.255.0.0
D.255.255.255.0

单项选择题A technician notices that there is a second partition on the primary hard drive. This partition is not assigned a drive letter and is not accessible from Windows. Which of the following is the MOST likely explanation for this extra partition?（）

A. Space reserved by the drive manufacturer for firmware.
B. Space set aside by Windows for use by the virtual memory swap file.
C. A potentially dangerous virus has been downloaded onto the system.
D. A recovery partition put there by the manufacturer.

多项选择题Which of the following commands verifies connectivity between two hosts?（）

A.chkntfs
B.dxdiag
C.tracert
D.ipconfig
E.ping