皮皮学，免费搜题
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搜题
【单选题】
下列哪一消化液的pH值呈酸性 [ ]A.
唾液
B.
胃液
C.
胰液
D.
小肠液
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】若有定义int x,y;则不能实现以下函数关系的程序段是( )。 y=1 (x>0) y=0 (x=0) y= - 1 (x<0)< /div>
A.
if(x<0) y=-1; else if(x==0) y=0; else y=-1;< /div>
B.
y=-1; if(x!=0) if(x>0) y=1; else y=0;
C.
y=0; if(x>=0) {if(x>0) y=1;} else y=-1;
D.
if(x>=0) if(x>0) y=1; else y=0; else y=-1;
【单选题】Which of the following is true about the end user of IT, according to an SOA philosophy?
A.
The end user should be thought of in the same way as an external customer.
B.
The end user's needs should be considered secondary to customers' needs.
C.
The end user's access to data should be limited to a specific geographic area due to security reasons.
D.
Multi-channel service delivery should be available exclusively to end users and not customers.
【简答题】大调音阶和小调音阶有什么不同?
【单选题】若有定义int x,y;则下面程序段中不能实现以下函数关系的为( )。
A.
if(x<0)y=-1; else if(x= =0)y=0; else y=1;
B.
y=-1; if(x!=0) {if(x>0)y=1;} else y=0;
C.
if(x= =0) if(x>0)y=1; else y=0 else y=1;
D.
y=0; if(x>=0); {if(x>0)y=1;} else y=-1;
相关题目：
【单选题】若有定义int x,y;则不能实现以下函数关系的程序段是( )。 y=1 (x>0) y=0 (x=0) y= - 1 (x<0)< /div>
A.
if(x<0) y=-1; else if(x==0) y=0; else y=-1;< /div>
B.
y=-1; if(x!=0) if(x>0) y=1; else y=0;
C.
y=0; if(x>=0) {if(x>0) y=1;} else y=-1;
D.
if(x>=0) if(x>0) y=1; else y=0; else y=-1;