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【单选题】
翡翠的（）主要是根据放大镜下单位面积可以看到的杂质数量，也指质地和颗粒感。
A.
种
B.
水
C.
翠
D.
地
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举一反三
【单选题】下列哪种选项是情绪对时间估计长短的影响规律
A.
正在经历的事件，愉快情绪则过得慢
B.
盼望的事件，愉快情绪的事件来得慢
C.
已经过去的事件，情绪不愉快则显得长
D.
正经历的事件，情绪不愉快则过得快
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【单选题】删除Goods表中,g_ID='040002'的商品信息语句是_______ from Goods where g_ID='040002'
A.
drop
B.
delete
C.
select
D.
cut
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【单选题】There are so many kinds of MP3 in the shop. We can’t decide ________. [     ]
A.
what to buy
B.
to buy what
C.
which to buy
D.
to buy which
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【单选题】If IP address is 202.130.191.33 and subnet mask is 255.255.255.0, then subnet prefix is () .
A.
202.130.0.0
B.
202.0.0.0
C.
202.130.191.33
D.
202.130.191.0
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【单选题】The party who must decide whether to exercise the option is termed the option ___.
A.
customer
B.
buyer
C.
dealer
D.
seller
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【简答题】以下程序通过指向数组 a[3][4] 元素的指针将其内容按 3 行 4 列的格式输出,请给 printf 输入语句填入适当的参数,使之通过指针 p 将数组元素按要求输出。 #include int main() { int a[3][4]={{1,2,3,4},{5,6,7,8},{9,10,11,12}},*p=&a[0][0]; int i,j; for(i=0;i<3;i++) { for(...
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【单选题】The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per network exists using this subnet mask?（）
A.
4 networks with 64 hosts
B.
64 networks and 4 hosts
C.
2 networks and 62 hosts
D.
62 networks and 2 hosts
E.
6 network and 30 hosts
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【单选题】下列哪种选项是情绪对时间估计长短的影响规律
A.
正在经历的事件，愉快情绪则过得慢
B.
已经过去的事件，情绪不愉快则显得长
C.
盼望的事件，愉快情绪的事件来得慢
D.
正经历的事件，情绪不愉快则过得快
查看完整题目与答案
【多选题】Using a subnet mask of 255.255.255.224, which of the IP addresses below can you assign to the hosts on this subnet?（）
A.
16.23.118.63
B.
87.45.16.159
C.
92.11.178.93
D.
134.178.18.56
E.
192.168.16.87
F.
217.168.166.192
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【多选题】Which of the following are true regarding a network using a subnet mask of 255.255.248.0? (Choose three)
A.
It corresponds to a Class A address with 14 bits borrowed.
B.
It corresponds to a Class B address with 5 bits borrowed.
C.
The network address of the last subnet will have 248 in the 3rd octet.
D.
The first 21 bits make the host portion of the address.
E.
This subnet mask allows for 16 total subnets to be created.
F.
The subnetwork numbers will be in multiples of 8.
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相关题目：
【单选题】下列哪种选项是情绪对时间估计长短的影响规律
A.
正在经历的事件，愉快情绪则过得慢
B.
盼望的事件，愉快情绪的事件来得慢
C.
已经过去的事件，情绪不愉快则显得长
D.
正经历的事件，情绪不愉快则过得快
查看完整题目与答案
【单选题】删除Goods表中,g_ID='040002'的商品信息语句是_______ from Goods where g_ID='040002'
A.
drop
B.
delete
C.
select
D.
cut
查看完整题目与答案
【单选题】There are so many kinds of MP3 in the shop. We can’t decide ________. [     ]
A.
what to buy
B.
to buy what
C.
which to buy
D.
to buy which
查看完整题目与答案
【单选题】If IP address is 202.130.191.33 and subnet mask is 255.255.255.0, then subnet prefix is () .
A.
202.130.0.0
B.
202.0.0.0
C.
202.130.191.33
D.
202.130.191.0
查看完整题目与答案
【单选题】The party who must decide whether to exercise the option is termed the option ___.
A.
customer
B.
buyer
C.
dealer
D.
seller
查看完整题目与答案
【简答题】以下程序通过指向数组 a[3][4] 元素的指针将其内容按 3 行 4 列的格式输出,请给 printf 输入语句填入适当的参数,使之通过指针 p 将数组元素按要求输出。 #include int main() { int a[3][4]={{1,2,3,4},{5,6,7,8},{9,10,11,12}},*p=&a[0][0]; int i,j; for(i=0;i<3;i++) { for(...
查看完整题目与答案
【单选题】The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per network exists using this subnet mask?（）
A.
4 networks with 64 hosts
B.
64 networks and 4 hosts
C.
2 networks and 62 hosts
D.
62 networks and 2 hosts
E.
6 network and 30 hosts
查看完整题目与答案
【单选题】下列哪种选项是情绪对时间估计长短的影响规律
A.
正在经历的事件，愉快情绪则过得慢
B.
已经过去的事件，情绪不愉快则显得长
C.
盼望的事件，愉快情绪的事件来得慢
D.
正经历的事件，情绪不愉快则过得快
查看完整题目与答案
【多选题】Using a subnet mask of 255.255.255.224, which of the IP addresses below can you assign to the hosts on this subnet?（）
A.
16.23.118.63
B.
87.45.16.159
C.
92.11.178.93
D.
134.178.18.56
E.
192.168.16.87
F.
217.168.166.192
查看完整题目与答案
【多选题】Which of the following are true regarding a network using a subnet mask of 255.255.248.0? (Choose three)
A.
It corresponds to a Class A address with 14 bits borrowed.
B.
It corresponds to a Class B address with 5 bits borrowed.
C.
The network address of the last subnet will have 248 in the 3rd octet.
D.
The first 21 bits make the host portion of the address.
E.
This subnet mask allows for 16 total subnets to be created.
F.
The subnetwork numbers will be in multiples of 8.
查看完整题目与答案