单选题On an ONS 15454 node you can tunnel a（n） （）.A SDH circuit over a SONET network delivering it as an SDH signalB SDH circuit over a SONET network delivering it as a SONET signalC SONET circuit over an SDH network delivering it as an SDH signalD SONET circuit over an SDH network delivering it as a SONET signal
单选题
On an ONS 15454 node you can tunnel a（n） （）.
A
SDH circuit over a SONET network delivering it as an SDH signal
B
SDH circuit over a SONET network delivering it as a SONET signal
C
SONET circuit over an SDH network delivering it as an SDH signal
D
SONET circuit over an SDH network delivering it as a SONET signal
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论述题 3 ：针对以下 C 语言程序，请按要求回答问题（ 18 分）已知 link.c 源程序如下：/*link.c 程序对单向链表进行操作 ， 首先建立一个单向链表 ， 然后根据用户的选择可以对其进行插入节点 、删除节点和链表反转操作 */#include#includetypedef struct list_node *list_pointer; // 定义链表指针typedef struct list_node{ // 定义链表结构int data;list_pointer link;}list_node;// 用到的操作函数：list_pointer create(); // 建立一个单向链表void insert(list_pointer *p_ptr, list_pointer node); // 在 node 后加入一个新的节点void delete_node(list_pointer *p_ptr, list_pointer trail, list_pointer node);// 删除前一个节点是 trail 的当前节点 nodevoid print(list_pointer ptr); // 打印链表节点中的值list_pointer invert(list_pointer lead); // 反转链表int main(){list_pointer ptr=NULL;list_pointer node, trail;list_pointer *p = ptr;int choose, location, i;printf("you should create a link first:\n");// 建立一个单向链表：ptr=create(); /* ptr 指向链表的第一个节点 */print(ptr);// 根据用户的不同选择进行相应的操作：printf("input number 0, you can quit the program\n");printf("input number 1, you can insert a new node to link\n");printf("input number 2, you can delete a node from the link\n");printf("input number 3, you can invert the link\n");printf("please input your choice\n");scanf("%d", choose);while(choose!=0){switch(choose){case 1:printf("you will insert a node to the link\n");printf("please input the location of the node:\n");scanf("%d", location);node = ptr;i = 1;while(ilocation){node = node-link;i++;}insert(p, node); /* p 为指向 ptr 的指针 */print(ptr);break;case 2:printf("you will delete a node from the link\n");printf("please input the location of the node:\n");scanf("%d", location);node = ptr;if(location ==1)trail = NULL;trail = ptr;i = 1;while(ilocation){trail = trail-link;i++;}node = trail-link;delete_node(p, trail, node);print(ptr);break;case 3:printf("you will invert the link\n");ptr = invert(ptr);print(ptr);break;default:break;return -1;}printf("please input your choice\n");scanf("%d", choose);}return 0;}// 根据用户的输入数值建立一个新的单向链表：list_pointer create(){int i, current, length;list_pointer p1, p2, head;printf("please input the node number of the link:\n");scanf("%d", length);printf("the number of the link is : %d\n", length);printf("please input the data for the link node:\n");i =0;p1= p2= (list_pointer) malloc(sizeof(list_node));head = p1;for(i = 0; iscanf("%d", ¤ t);p1-data = current;p2-link = p1;p2 = p1;p1 = (list_pointer) malloc(sizeof(list_node));}p2-link = NULL;return head;}……（ 1 ）画出主函数 main 的控制流程图。（ 10 分）（ 2 ） 设计一组测试用例 ， 尽量使 main 函数的语句覆盖率能达到 100% 。 如果认为该函数的语句覆盖率无法达到 100% ，需说明原因。（ 8 分）
针对以下C语言程序，请按要求回答问题。已知link. c源程序如下：/*link. c程序对单向链表进行操作，首先建立一个单向链表，然后根据用户的选择可以对其进行插入结点、删除结点和链表反转操作*/include＜stdio. h＞include＜stdlib. h＞typedef struct list_node * list_pointer； //定义链表指针typedef struct list_node{ //定义链表结构int data；list_pointer link；}list_node；//用到的操作函数list_pointer create()； //建立一个单向链表void insert(list_pointer * p_ptr，list_pointer node)； //在node后加入一个新的结点void delete_node(list_pointer * p_ptr，list_pointer trail，list_pointer node)；//删除前一个结点是trail的当前结点nodevoid print(list_pointer * p_ptr)； //打印链表结点中的值list_pointer invert(list_pointer lead)； //反转链表int main(){list_pointer ptr=NULL；list_pointer node，trail；list_pointer * P=＆ptr；int choose，location，i；printf("you should create a link first：\n")；//建立一个单向链表prt=create()； //ptr指向链表的第一个结点print(ptr)；//根据用户的不同选择进行相应的操作：printf("input number 0，you can quit the program\n")；printf("input number 1，you can insert a new node to link\n")：printf("input number 2，you can delete a node from the link\n")；printf("input number 3，you can invert the link\n")：printf("please input you choice\n")；scanf("%d"，＆choose)；while(choose!=0){switch(choose){case 1：i=1：while(i＜location){node=node-＞link；i++：}insert(p，node)； //p为指向ptr的指针print(ptr)；break；case 2：printf("you will delete a node from the link\n")；printf("please input the location of the node：\n")；scanf("%d"，location)：node=ptr；if(location==1)trail=NULL；trail=ptr；i=1：while(i＜location){trail=trail-＞link：i++：}node=trail-＞link；delete_node(p，trail，node)；print(ptr)；break；case 3：printf("you will invert the link\n")；ptr=invert(ptr)；print(ptr)；break；default；break；return -1；}printf("please input you choice\n")；scanf("%d". ＆choose)：}return 0；//根据用户的输入值建立一个新的单向链表：list_pointer create(){int i，current，length；list_pointer p1，p2，head；printf("please input the node number of the link：\n")；scanf("%d". ＆length)：printf("the number of the link is：%d"，length)；printf("please input the data for the link node：\n")；i=0；p1=p2=(list_pointer)malloc(sizeof(list_node))；head=p1；for(i=1；i＜length；i++){scanf("%d"，＆current)；p1-＞data=current；p2-＞link=p1；p2=p1；p1=(list_pointer)malloc(sizeof(list_node))；}p2-＞link=NULL；return head；}画出主函数main的控制流程图。
On an ONS 15454 node you can tunnel an (). A. SDH circuit over a SONET network delivering it as an SDH signalB. SDH circuit over a SONET network delivering it as a SONET signalC. SONET circuit over an SDH network delivering it as an SDH signalD. SONET circuit over an SDH network delivering it as a SONET signal
You are provisioning a DS-1 circuit on an ONS 15454 2F-BLSR with a XC-10G card. Each VT1.5 connection must also terminate via the STS matrix. On the originating circuit node, how many STS ports are now available for VT1.5 circuits?（）A.2B.3C.4D.20E.22F.24
You are provisioning a DS－1 circuit on an ONS 15454 UPSR configuration and XC－10G card. How many total VT ports are used within the VT matrix at the source node?() A.0B.1C.2D.3E.4
With R4.0, how many total DCC tunnel connections can each ONS 15454 support using the TCC＋ card?() A.10B.32C.64D.84E.96
Click the Exhibit button. Within an ONS 15454, you are provisioning a circuit on an unprotected UPSR ring. In the exhibit, which two must you configure?() (Choose two.) A. revertiveB. circuit typeC. circuit sizeD. bidirectionalE. protected dropsF. switch on PDI-P
You are installing a Cisco ONS 15454 in a service provider site. A DS3 cable is to be connected to a digital cross－connect system. What is the maximum distance allowed between the two?() A.225 ftB.450 ftC.655 ftD.900 ft
You are installing a Cisco ONS 15454 SDH in a service provider site. An E3 cable is being connected to a digital cross-connect system. What is the maximum distance allowed between the two？（）A、 225 ftB、 450 ftC、 655 ftD、 900 ft
With R4.0， how many total DCC-R tunnel connections can each ONS 15454 support using the TCC+ card？ （）A、 10B、 32C、 64D、 84E、 96
You are provisioning an E-1 circuit on an ONS 15454 SNCP configuration and XC-VXL-10G card. How many total ports are used within the Low-Order matrix at the source node？（）A、 0B、 1C、 2D、 3E、 5
You are installing a Cisco ONS 15454 in a service provider site. A DS3 cable is to be connected to a digital cross-connect system. What is the maximum distance allowed between the two?（）A、225 ftB、450 ftC、655 ftD、900 ft
On an ONS 15454 node you can tunnel a（n） （）.A、 SDH circuit over a SONET network delivering it as an SDH signalB、 SDH circuit over a SONET network delivering it as a SONET signalC、 SONET circuit over an SDH network delivering it as an SDH signalD、 SONET circuit over an SDH network delivering it as a SONET signal
Which three timing modes are supported on the ONS 15454 shelf? （）(Choose three.)A、line timingB、loop timingC、internal timingD、through timingE、external timing
Which three timing modes are supported on the ONS 15454 shelf？ （）A、 line timingB、 loop timingC、 internal timingD、 through timingE、 external timing
You are provisioning a DS-1 circuit on an ONS 15454 UPSR configuration and XC-10G card. How many total VT ports are used within the VT matrix at the source node?（）A、0B、1C、2D、3E、4
On an ONS 15454 node you can tunnel an （）.A、SDH circuit over a SONET network delivering it as an SDH signalB、SDH circuit over a SONET network delivering it as a SONET signalC、SONET circuit over an SDH network delivering it as an SDH signalD、SONET circuit over an SDH network delivering it as a SONET signal
When configuring an explicit path, what does the next-address entry identify?（）A、the tunnel end pointB、the tunnel start pointC、a specific node to be traversedD、the node prior to the tunnel end point
单选题You are installing a Cisco ONS 15454 SDH in a service provider site. An E3 cable is being connected to a digital cross-connect system. What is the maximum distance allowed between the two？（）A 225 ftB 450 ftC 655 ftD 900 ft
单选题With R4.0， how many total DCC-R tunnel connections can each ONS 15454 support using the TCC+ card？ （）A 10B 32C 64D 84E 96
单选题With R4.0, how many total DCC tunnel connections can each ONS 15454 support using the TCC+ card?（）A10B32C64D84E96
单选题When configuring an explicit path, what does the next-address entry identify?（）Athe tunnel end pointBthe tunnel start pointCa specific node to be traversedDthe node prior to the tunnel end point
单选题You are provisioning an E-1 circuit on an ONS 15454 SNCP configuration and XC-VXL-10G card. How many total ports are used within the Low-Order matrix at the source node？（）A 0B 1C 2D 3E 5
单选题You are provisioning a DS-1 circuit on an ONS 15454 2F-BLSR with a XC-10G card. Each VT1.5 connection must also terminate via the STS matrix. On the originating circuit node, how many STS ports are now available for VT1.5 circuits?（）A2B3C4D20E22F24
多选题Which three timing modes are supported on the ONS 15454 shelf? （）(Choose three.)Aline timingBloop timingCinternal timingDthrough timingEexternal timing
多选题Which three timing modes are supported on the ONS 15454 shelf？ （）Aline timingBloop timingCinternal timingDthrough timingEexternal timing
单选题You are installing a Cisco ONS 15454 in a service provider site. A DS3 cable is to be connected to a digital cross-connect system. What is the maximum distance allowed between the two?（）A225 ftB450 ftC655 ftD900 ft