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2024 Chap 4 运算式 Test 2

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2024 Chap 4 运算式 Test 2
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20 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

在C语言程式里,x*=y+2的式子等同于以下哪个答案?

x=x*(y+2)

x=y+2*x

x=2+y*x

x=x*y+2

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

已知int x =3,y=5,z=0 当执行z=(x++,y--)时,z的结果为?

3

4

5

8

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

已知x=2, y=7, 当执行x+=y*5 后, x的值为?

37

45

49

56

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

假设a=5,b=3,请写出 a%b的结果。

0

1

2

3

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

若int x =10, y = 10;

printf("%d,%d\n", x--, --y);输出的结果为?

10,9

9,10

9,9

10,10

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

int x = 20 ,y =35, z;

若z = x==(y-5);printf("%d\n",z);

若z = x!=y;printf("%d\n",z);

输出的结果为?

1,1

0,0

1,0

0,1

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

int a=0, b=1, c=0, z;


若z = a && b && c;

printf("%d\n",z);的结果为?

1

0

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