Android開發2_基本程式邏輯運算

Android開發2_基本程式邏輯運算

2nd Grade

27 Qs

quiz-placeholder

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Android開發2_基本程式邏輯運算

Android開發2_基本程式邏輯運算

Assessment

Quiz

Computers

2nd Grade

Medium

Created by

H wm

Used 5+ times

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27 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

程式語言一般支援算術、關係、邏輯等多種運算子(Operators),而這些運算子會具有優先順序。下列有關於Java或Objective-C運算子的優先順序的排序(由高到低),何者是正確的?

+ == &&

&& == +

== + &&

+ && ==

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

上列Java程式碼的執行結果為何?

*

**

***

****

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列Java程式碼執行後,會顯示為多少?

int x = 0; int y = 10; while (x < 5) { y--; ++x; } ; System.out.print(x + "," + y);

5,5

5,6

6,6

6,5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列Java程式碼執行後,結果為何?

int a =2; int b =3;

b=(a)+(b++);

System.out.print (b);

5

6

7

8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

關於以下程式片段,執行後之結果:

int v1 = 100;

double v2,v3;

v2 = v1/3;

v3 = (double)v1/3;

下列敘述何者正確?

v2之值(小數取二位)為33.00 且 v3之值(小數取二位)為33.33

v2之值(小數取二位)為33.33 且 v3之值(小數取二位)為33.33

v2之值(小數取二位)為33.00 且 v3之值(小數取二位)為33.00

v2之值(小數取二位)為33.33 且 v3之值(小數取二位)為33.00

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列何者的結果,與其他三個選項不同?

int a = 7, b; b = a++; print b;

int a = 7, b; b = ++a; print b;

int a = 88, b; b = a / 10; print b;

int a = 88, b; b = a % 10; print b;

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

關於以下程式片段,執行後之結果: int v1 = 100; int v2 = --v1;

下列敘述何者正確?

v1之值為100 且 v2之值為99

v1之值為99 且 v2之值為100

v1之值為100 且 v2之值為100

v1之值為99 且 v2之值為99

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