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【单选题】
家庭教育方式应是( )。A.
父母以身作则
B.
父母绝对权威
C.
父母任其发展
D.
父母顺其自然
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皮皮学刷刷变学霸
举一反三
【单选题】___ does not belong to the output devices .
A.
facsimile machine
B.
headset
C.
speaker
D.
microphone
【多选题】Which of the following are output devices?
A.
Keyboard
B.
Digital camera
C.
Printer
D.
Monitor
【简答题】Many devices combine input and output devices.
【简答题】The hardware consists of and output devices, CPU and storage devices.
【简答题】Input devices / Output devices (输入设备/输出设备) --- connect the PLC to ________ and _________. --- they may be _______ a PLC or PLC may have _______ I/O modules.
【单选题】Typical output devices of a microcontrollerinclude ( ), LEDs, and LCD displays.
A.
relays
B.
sensors
C.
keyboard
D.
radio frequency devices
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