[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f77pHrBH8k0OLgjKlaA9aGgEMiIRp7rixWsY4IPkJ9OE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-03-21 16:03:23",134973872,[8,9,10,11],"1.0×2-126","1.0 ×2-127","1.0×2-128","1.0×2-149",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},20,"8b728b294040afcc59b567542a624673","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcd6aa804f56468e1fa7bc4a2057046b9.png","计算机组成原理","work_33116761","软件工程作业2","IEEE754 单精度浮点格式表示的数中,最小规格化正数是",[21,33,42,51,59,68,77,86,89,98],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-03-21 16:03:22",134973860,[26,27,28,29],"-126","-125","-32","-3","由3个"1"和5个"0"组成的8 位二进制补码,能表示的最小整数是","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],134973862,[37,38,39,40],"-1","-32767","-32768","-65535","考虑以下 C 语言代码: unsigned short usi=65535; short si=usi ; 执行上述程序段后,si 的值是",{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],134973863,[46,47,48,49],"0000 7FFAH","0000 FFFAH","FFFF 7FFAH","FFFF FFFAH","假定编译器规定 int 和 short 类型长度分别为 32 位和 16 位,执行下列 C 语言语句: unsigned short x=65530; unsigned int y=x;得到 y 的机器数为",{"answer":52,"createTime":23,"id":53,"options":54,"question":58,"source":31,"type":32},[],134973865,[38,55,56,57],"32767","32768","32769","有如下C语言程序段 :short si=-32767; unsigned short usi=si;执行上述两条语句后,usi的值为",{"answer":60,"createTime":23,"id":61,"options":62,"question":67,"source":31,"type":32},[],134973867,[63,64,65,66],"C104 0000H","C242 0000H","C184 0000H","C1C2 0000H","float 型数据通常用IEEE754 单精度浮点数格式表示.若编译器将 float 型变量 x 分配在一个32 位浮点寄存器 FR1中 ,且 x= -8.25,则 FR1的内容是",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":31,"type":32},[],134973869,[72,73,74,75],"-1.5 ×213","-1.5 x 212","-0.5 ×213","-0.5 ×212","某数采用IEEE754 单精度浮点数格式表示为 C640 0000H ,则该数的值是",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":31,"type":32},[],134973870,[81,82,83,84],"2126-2103","2127-2104","2127-2103","2128-2104","float型(即IEEE754单精度浮点数格式 )能表示的最大正整数是",{"answer":87,"createTime":5,"id":6,"options":88,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":31,"type":32},[],134973874,[93,94,95,96],"x <y 且符号相同","x <y 且符号不同","x > y 且符号相同","x >y 且符号不同","float型数据通常用 IEEE754 单精度浮点格式表示.假定两个float型变量x 和y 分别存放在32位寄存器 f1和f2中,若(f1)=CC90 0000H, (f2)=B0C0 0000H ,则 x 和y 之间的关系为",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":31,"type":32},[],134973877,[102,103,104,105],"仅 I 、II","仅 I 、III","仅II、III","仅III 、IV","假定变量i、f、d的数据类型分别为int、float 、double(int用补码表示,float和 double用IEEE754标准中的单精度和双精度浮点数据格式表示),已知 i=785,f=1.5678e3, d= 1.5e100 ,若在 32 位计算机中执行下列关系表达式,则结果为真的是 . I.i==(int)(float)i II. f==(float)(int)f III. f==(float)(double)f IV.(d+f)-d==f"]