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【单选题】
在单相整流电路中,流过负载电阻的电流是 。
A.
交流电流
B.
平滑直流
C.
脉动直流
D.
纹波电流
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举一反三
【单选题】E组与F组贸易术语的主要区别在于( )。
A.
前者卖方在出口国内陆交货；后者卖方在进口国内力交货
B.
前者适用于各种运输方式；后者仅适用于水上运输方式
C.
前者卖方不负责办理出口手续；后者卖方负责办理出口手续
D.
前者以工厂作为风险划分界；后者以船舷作为风险火焚界限
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【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? (Select all that apply)
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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【简答题】以下程序通过指向数组 a[3][4] 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() { static int a[3][4]={{1,2,3,4},{5,6,7,8},{9,10,11,12}},(*p)[4]=a; int i,j; for(i=0;i<3;i++) { f...
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【单选题】The 213.115.77.0 network was subnetted using a /28 subnet mask. How many usable subnets and host addresses per subnet were created as a result of this?
A.
2 networks with 62 hosts
B.
6 networks with 30 hosts
C.
16 networks and 16 hosts
D.
62 networks and 2 hosts
E.
14 networks and 14 hosts
F.
None of the above
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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?（）
A.
It corresponds to a Class A address with 13 bits borrowed.
B.
It corresponds to a Class B address with 4 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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【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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【多选题】Which of the following addresses can be assigned to a host when using a subnet mask of 255.255.254.0? (Select three)
A.
113.10.4.0
B.
186.54.3.0
C.
175.33.3.255
D.
26.35.2.255
E.
152.135.7.0
F.
17.35.36.0
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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】E组与F组贸易术语的主要区别在于。
A.
前者卖方在出口国内陆交货；后者卖方在进口国内陆交货
B.
前者适用于各种运输方式；后者仅适用于水上运输方式
C.
前者卖方不负责办理出口手续；后者卖方负责办理出口手续
D.
前者以工厂作为风险划分界限；后者以船舷作为风险划分界限
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
相关题目：
【单选题】E组与F组贸易术语的主要区别在于( )。
A.
前者卖方在出口国内陆交货；后者卖方在进口国内力交货
B.
前者适用于各种运输方式；后者仅适用于水上运输方式
C.
前者卖方不负责办理出口手续；后者卖方负责办理出口手续
D.
前者以工厂作为风险划分界；后者以船舷作为风险火焚界限
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? (Select all that apply)
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
【简答题】以下程序通过指向数组 a[3][4] 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() { static int a[3][4]={{1,2,3,4},{5,6,7,8},{9,10,11,12}},(*p)[4]=a; int i,j; for(i=0;i<3;i++) { f...
查看完整题目与答案
【单选题】The 213.115.77.0 network was subnetted using a /28 subnet mask. How many usable subnets and host addresses per subnet were created as a result of this?
A.
2 networks with 62 hosts
B.
6 networks with 30 hosts
C.
16 networks and 16 hosts
D.
62 networks and 2 hosts
E.
14 networks and 14 hosts
F.
None of the above
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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?（）
A.
It corresponds to a Class A address with 13 bits borrowed.
B.
It corresponds to a Class B address with 4 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
【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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【多选题】Which of the following addresses can be assigned to a host when using a subnet mask of 255.255.254.0? (Select three)
A.
113.10.4.0
B.
186.54.3.0
C.
175.33.3.255
D.
26.35.2.255
E.
152.135.7.0
F.
17.35.36.0
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】E组与F组贸易术语的主要区别在于。
A.
前者卖方在出口国内陆交货；后者卖方在进口国内陆交货
B.
前者适用于各种运输方式；后者仅适用于水上运输方式
C.
前者卖方不负责办理出口手续；后者卖方负责办理出口手续
D.
前者以工厂作为风险划分界限；后者以船舷作为风险划分界限
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