【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...
【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
【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.
【单选题】There are so many kinds of MP3 in the shop. We can’t decide ________. [ ]
【单选题】If IP address is 202.130.191.33 and subnet mask is 255.255.255.0, then subnet prefix is () .
【单选题】The party who must decide whether to exercise the option is termed the option ___.
【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(...
【单选题】下列哪种选项是情绪对时间估计长短的影响规律
【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?()
【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.