2024智慧树网课答案 Digital Logic Circuits 数字逻辑电路 最新完整智慧树知到满分章节测试答案
第一章 单元测试
1、 问题:
The number of values that can be assigned to a bit are ( )
选项:
A:one
B:two
C:three
D:ten
答案: 【
two
】
2、 问题:
Compared to analog systems, digital systems ( )
选项:
A:are less prone to noise
B: can represent an infinite number of values
C:can handle much higher power
D: all of the above
答案: 【
are less prone to noise
】
3、 问题:
The term bit means ( )
选项:
A:a small amount of data
B:a 1 or a 0
C:binary digit
D: both answers (b) and (c)
答案: 【
both answers (b) and (c)
】
4、 问题:
A quantity has continuous value is ( )
选项:
A:a digital quantity
B:an analog quantity
C:a binary quantity
D:a natural quantity
答案: 【
an analog quantity
】
5、 问题:
Verilog HDL is a ( )
选项:
A:logic device
B: hardware
C:computer language
D:programming logic device
答案: 【
computer language
】
6、 问题:
A category of digital integrated circuits having functions that can be altered is known as fixed-function logic.
选项:
A:对
B:错
答案: 【
错
】
7、 问题:
Data are information only in numeric.
选项:
A:对
B:错
答案: 【
错
】
8、 问题:
Two broad types of digital integrated circuits are fixed-function and programmble.
选项:
A:对
B:错
答案: 【
对
】
9、 问题:
The nonrecurring engineering (NRE) cost for an ASIC design is normally low.
选项:
A:对
B:错
答案: 【
错
】
10、 问题:
There is an “invalid” region between the input ranges for logic 0 and logic 1
选项:
A:对
B:错
答案: 【
对
】
第二章 单元测试
1、 问题:
For the binary number 10000, the weight of the column with the 1 is ( )
选项:
A: 4
B:16
C:8
D:10
答案: 【
16
】
2、 问题:
The 2’s complement of 1000 is ( )
选项:
A:0111
B:1000
C:1001
D:1010
答案: 【
1000
】
3、 问题:
The fractional binary number 0.11 has a decimal value of ( )
选项:
A: ¼
B: ½
C:¾
D:none of the above
答案: 【
¾
】
4、 问题:
The number 1100 in BCD is ( )
选项:
A: equal to decimal eight
B:equal to decimal ten
C:equal to decimal twelve
D:invalid
答案: 【
invalid
】
5、 问题:
An example of an unweighted code is ( )
选项:
A:binary
B:decimal
C:BCD
D:Gray code
答案: 【
Gray code
】
6、 问题:
An example of an alphanumeric code is ( )
选项:
A:hexadecimal
B:ASCII
C:BCD
D:CRC
答案: 【
ASCII
】
7、 问题:
The overflow occurs when adding the following 8-bit two’s complement number:
01011101+00110001
选项:
A:对
B:错
答案: 【
对
】
8、 问题:
The overflow does NOT occur when adding the following 8-bit two’s complement number:
10111111+11011111
选项:
A:对
B:错
答案: 【
对
】
9、 问题:
In general, we need at most bits to express the product when multiplying an n-bit number by an m-bit number.
选项:
A:对
B:错
答案: 【
错
】
10、 问题:
An addition overflows if the addends’ signs are the same but the sum’s sign is different from the addends’.
选项:
A:对
B:错
答案: 【
对
】
第三章 单元测试
1、 问题:
The Boolean expression A . 1 is equal to ( ).
选项:
A:A
B:B
C:0
D:1
答案: 【
A
】
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