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影像數位化

Authored by 周岳廷 周岳廷

Computers

3rd Grade

Used 17+ times

影像數位化
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

以下那項不是點陣圖的特徵?

需透過公式計算

以像素方式呈現

解析度越高影像越清晰

放大會有顆粒感

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列哪項屬於向量圖特徵

馬賽克影像

計算後才可顯示圖案

越高的解析度畫面越清晰

放大後呈現鋸齒狀

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2 x 3 英寸的照片以600dpi的寬、高各被切成幾等份?

寬: 1200
高: 1800

寬: 2400
高: 3600

寬: 1000
高: 1500

寬: 2400
高: 1800

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列哪個灰階影像的位元數最能呈現最真實的畫面?

1位元

2位元

3位元

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

RGB的影像各需要8位元的數值表示256種狀態,在RGB影像中一個像素所需要的記憶體空間為幾位元?

8

24

16

32

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