[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f8NilK9ILj1NrOe4qKfCL--F9v49oE10f_KZAEFClVOw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-11-23 16:00:42",239981862,[8,9,10,11],"Fast_ Fast+Big","void abs","pbl Fabs","<book> beep",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},70,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","exam_167467528","测试03_基本数据类型、运算符与表达式","在以下各组标识符中,合法的C语言标识符是( )",[21,32,41,50,59,68,77,86,95,104],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],239981853,[25,26,27,28],"-80.0e","-8e1.0","-80.0","-080","以下选项中可作为C语言数值常量的是( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],239981854,[36,37,38,39],"-3","-12","6","9","若变量a为int类型,且其值为3,则执行表达式a+=a-=a*a后,a的值是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],239981855,[45,46,47,48],"包含2个字符","说明不合法,c的值不确定","包含3个字符","包含1个字符","若有说明语句:char c = '\\72';则变量c( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],239981856,[54,55,56,57],"char < int < long int <= float < double","char < int < long int = float = double","char = int = long int <= float < double","char = int < long int <= float < double","在C语言中(以16位PC机为例),5种基本数据类型的存储空间长度的排列顺序为( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],239981857,[63,64,65,66],"float","int","long int","char","类型修饰符unsigned不能修饰( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],239981858,[72,73,74,75],"+001 0xabcd 2e2 50",""a" 3.9e-2.5 1e1 '\\"'","'3' 011 0xff00 0a","0.0 0f 8.9e '&'","下面四个选项中,均是正确的数值常量或字符常量的选项是( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],239981859,[81,82,83,84],"5.0","7.0","4.0","6.0","若有 int i=5, j=4,k=6; float f; 执行下面语句 f=(i<j&&j<k)?i:(j<k)?j:k; 后f的值为( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],239981860,[90,91,92,93],"x*y\u002Fu*v","x*y\u002Fu\u002Fv","x\u002F(u*v)*y","x*y\u002F(u*v)","设x,y,u,v均为浮点型,与数学公式(x×y)\u002F(u×v)不等价的C语言表达式是( )",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],239981861,[99,100,101,102],"11","3","4","12","设有int x=11;则表达式(x++ * 1 \u002F 3)的值是( )",{"answer":105,"createTime":5,"id":6,"options":106,"question":19,"source":30,"type":31},[],[8,9,10,11]]