UR6-32TDS的分断能力为()。 A: I=30KA,T=15ms B: I=35KA,T=20ms C: C.I=25KA,T=15ms D: I=20KA,T=15ms
UR6-32TDS的分断能力为()。 A: I=30KA,T=15ms B: I=35KA,T=20ms C: C.I=25KA,T=15ms D: I=20KA,T=15ms
A.I<INT(J/2)B.I>INT(J/2)C.I=INT(J/2)D.I<J/2 A: I<INT(J/2) B: I>INT(J/2) C: I=INT(J/2) D: I<J/2
A.I<INT(J/2)B.I>INT(J/2)C.I=INT(J/2)D.I<J/2 A: I<INT(J/2) B: I>INT(J/2) C: I=INT(J/2) D: I<J/2
–What’s the noise ? It sounds as if it comes from upstairs. --______ .It must be the window-cleaner working , next door. ( ) A.I’m not sure B. I hope not C.I’d rather not D. I don’t think so
–What’s the noise ? It sounds as if it comes from upstairs. --______ .It must be the window-cleaner working , next door. ( ) A.I’m not sure B. I hope not C.I’d rather not D. I don’t think so
下列程序段的执行结果为 i=9 x=5 Do i=i + 1 x=x + 2 Loop Until i>=7 Print "i=":i Print "x=":X A.i=4x=5 B.i=7x=15 C.i=6x=8 D.i=10x=7
下列程序段的执行结果为 i=9 x=5 Do i=i + 1 x=x + 2 Loop Until i>=7 Print "i=":i Print "x=":X A.i=4x=5 B.i=7x=15 C.i=6x=8 D.i=10x=7
CPU程序和通道程序可以并行执行,并通过( )实现彼此间的通讯和同步。 A: I/O指令 B: I/O中断 C.I/O指令和I/O中断 D.操作员干预
CPU程序和通道程序可以并行执行,并通过( )实现彼此间的通讯和同步。 A: I/O指令 B: I/O中断 C.I/O指令和I/O中断 D.操作员干预
class B{ int i; B(int i) { this.i = i; } } class C extends B { public static void main(String[] args) { C c = new C(1); System.out.println(c.i); } } 程序的输出为 A: 0 B: 1 C: 编译错误 D: 运行时错误
class B{ int i; B(int i) { this.i = i; } } class C extends B { public static void main(String[] args) { C c = new C(1); System.out.println(c.i); } } 程序的输出为 A: 0 B: 1 C: 编译错误 D: 运行时错误
17.-The singers all act strangely, they shout instead of singing. -_____.Popular music is exciting. A: A.I agree with you B: B. I’m afraid not C: C.I don’t think so D: D. That’s true.
17.-The singers all act strangely, they shout instead of singing. -_____.Popular music is exciting. A: A.I agree with you B: B. I’m afraid not C: C.I don’t think so D: D. That’s true.
以下能正确计算1×2×3×4...×10的程序段是A.i=1;s=1;do{s=s*i;i++;}while(i<=10)B.do{i=1;s=1;s=s*i;i++;}while(i<=10);C.i=1;s=0;do{s=s*i;i++;}while(i<=10);D.do{i=1;s=0;s=s*i;i++;}while(i<=10);
以下能正确计算1×2×3×4...×10的程序段是A.i=1;s=1;do{s=s*i;i++;}while(i<=10)B.do{i=1;s=1;s=s*i;i++;}while(i<=10);C.i=1;s=0;do{s=s*i;i++;}while(i<=10);D.do{i=1;s=0;s=s*i;i++;}while(i<=10);
若有说明语句:int i,x[3][4];,则不能将x[1][1]的值赋给变量i的语句是(37)。 A.i=*(*(x+1)+1) B.i=x[1][1] C.i=*(*(x+1)) D.i=*(x[1]+1)
若有说明语句:int i,x[3][4];,则不能将x[1][1]的值赋给变量i的语句是(37)。 A.i=*(*(x+1)+1) B.i=x[1][1] C.i=*(*(x+1)) D.i=*(x[1]+1)
4.平屋顶的排水坡度为( )。 A: A.i>1% B: B.i=3% C: C.i<5% D: D.i<10%
4.平屋顶的排水坡度为( )。 A: A.i>1% B: B.i=3% C: C.i<5% D: D.i<10%