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计算机程序设计第六章

Authored by zaky zhang

Computers

University

Used 1+ times

计算机程序设计第六章
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

假定int类型变量占用两个字节,其有定义:int x[10]={0,2,4};,则数组x在内存中所占字节数是(     )。

3

6

10

20

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

以下程序运行后的输出结果是                    

main()

{ int i,n[]={0,0,0,0,0};

  for(i=1;i<=4;i++)

  { n[i]=n[i-1]*2+1;

    printf("%d ",n[i]);

   }

}

1

3

7

15

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下对一维整型数组a的正确定义(说明)的是___。

int a(10);

int n=10,a[n];

int n;          

scanf("%d",&n);  

int a[n];

#define SIZE 10

int a[SIZE];

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

执行下面程序段后,变量k 的值是___。

int k=3,s[2];

s[0]=k; k=s[1]*10;

不定值

33

 30

10

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下对一维整型数组a初始化的语句中正确的是___。

int a[10]=(0,0,0,0,0);

int a[10]=();

int x=2,a[10]={10*x};

 int a[10]={0};

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列程序运行后的输出结果是___。

#define MAX 10

void main()

{  int i,sum,a[]={1,2,3,4,5,6,7,8,9,10};

sum=1;

for(i=0;i<MAX;i++) sum-=a[i];

printf("sum=%d\n",sum);

}

sum=55

sum=-54

sum=-55

sum=54

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下不能对二维数组a进行正确初始化的语句是___。

int a[2][3]={0};

int a[][3]={{1,2},{0}};

int a[2][3]={{1,2},{3,4},{5,6}};

int a[][3]={1,2,3,4,5,6};

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