2009年3月全国计算机等级考试四级软件测试工程师笔试真题（含答(5)

}

/* Get a menu selection.*/ int menu_select(void) {

char s［80］; int c;

printf(\＼n\printf(\＼n\printf(\＼n\printf(\＼n\do {

printf(\＼nEnter your choice:\gets(s); c=atoi(s);

}while(c<1||c>4); return c; }

/* Input addresses into the list. */ void enter(void) {

int slot; char s［80］;

slot=find_free(); if(slot==-1){

printf(\＼nList Full\return; }

printf(\

gets(addr_list［slot］.name); printf(\

gets(addr_list［slot］.street); printf(\

gets(addr_list［slot］.city); printf(\gets(s);

addr_list［slot］.zip = strtoul(s, ＼0, 10); }

/* Find an unused structure.*/ int find_free(void)

{

register int t;

for(t=0; addr_list［t］.name［0］&&t

/* Delete an address.*/ void deleteAddr(void) {

register int slot; char s［80］;

printf(\gets(s);

slot=atoi(s);

if(slot>=0 && slot < MAX)

addr_list［slot］.name［0］=＼0; }

/* Display the list on the screen.*/ void list(void) {

register int t;

for(t=0;t

if(addr_list［t］.name［0］){

printf(\％s＼n\［t］.name); printf(\％s＼n\［t］.street); printf(\％s＼n\［t］.city); printf(\％lu＼n＼n\［t］.zip); } }

printf(\＼n＼n\}

1.画出main函数的控制流程图；

2.设计一组测试用例，使该程序所有函数的语句覆盖率尽量达到100%。如果认为该程序的语句覆盖率无法达到100%，需说明原因。