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【判断题】
在给的回信中明确提出不会给朝鲜任何帮助。A.
正确
B.
错误
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举一反三
【简答题】机床的类别代号中C 代表 （） 。
【单选题】20180271 ( )is very fast storage used to hold data. It connects directly to the microprocessor.
A.
CPU
B.
Memory
C.
Disk
D.
I/0 device
【简答题】当定时/计数器在工作方式1下，晶振频率为3MHz，请计算最短定时时间和最长定时时间各是多少？
【单选题】()is very fast storage used to hold data. It connects directly to the microprocessor.
A.
CPU
B.
Memory
C.
Disk
D.
I/0 device
【单选题】The fourth generation computers can be characterized by both the jump to monolithic integrated circuits and the invention of( ).
A.
microprocessor
B.
transistor
C.
chip
D.
circuit
【多选题】Which of the following features belongs to a computer system using independent (standard) IO interface addressing ()
A.
I / O interface address space and memory address space are independent and separate. That is, the I / O interface address does not occupy the memory address space.
B.
The microprocessor manages the I / O devices using dedicated input (IN) and output (OUT) instructions for data transfer.
C.
The CPU uses special I / O read / write control signals for read / write control of I / O devices.
D.
The CPU uses storage unit operation instructions to manage the I / O devices.
【单选题】The following figure shows the circuit diagram of MIPS microprocessor. When the control signal AluSrc is effective, it means that the immediate number in the instruction is extended to participate in ...
A.
valid
B.
invalid
C.
not sure
D.
high Z
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