举一反三
- Memory chip could be _____________ A: RAM B: ROM C: microprocessor chip D: flash memory
- Which of the following is the correct statement about the one-to-one mapping of storage chips to the logical storage space of the computer system? A: The address of each storage unit of the memory chip is unique but not continuous B: The address of each storage unit of the memory chip is continuous but not unique C: The address of each storage unit of the memory chip is continuous and unique D: The address of each storage unit of the memory chip is neither continuous nor unique
- Which is the modulation and demodulation technology mainly used among the following communication modes? A: Analog channel transmits digital data B: Analog channel transmit analog data C: Digital channel transmit digital data D: Digital channel transmit analog data
- Potato chips seemed to be popular in the US and England ______________ , but many people believe an ________________about how the potato chip was first made.
- CD40110 needs to be counted by cascade subtraction, that is multiple chips and the digital tube display multiple bits, so which pin of the ten bit chip needs to be output to the CPd of the lowest digit of CD40110? A: 3 B: 12 C: 11 D: 10 E: 9
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Generally speaking, digital transmission can get higher signal quality than analog transmission, because? A: The repeater can regenerate digital pulses to remove signal distortion, and the amplifier amplifies the analog signal as well as the analog signal distorted B: Digital signals are smaller than analog signals and are not prone to distortion C: Analog signals are continuous and are not prone to distortion D: Digital signal is easier to sample than analog signal
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The ADC0809 chip has 8 analog input channels. （ ）
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Four types of chips are A: cracked chips B: unit chips C: ribbon chips D: splintering chips
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数字模拟转换器的英语全称是( ). A: Central Processing Unit B: Analog Digital Converter C: Basic Revolution Unit D: Digital Analog Converter
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The example of potato chips is used to illustrate_____.() A: the defect of computers at the present stage of development B: the similarity between a computer chip and a potato chip C: the richness of information available on the web D: the irrelevant responses the web sometimes offers