20春学期《多媒体技术基础》在线平时作业2

adminhan

<font face="Arial">在Photoshop CS2中，右侧图像是左侧图像经过以下的哪种几何变换后的结果？&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp; <br /><img alt="" src="http://file.open.com.cn/ItemDB/66378/e48624b1-d49e-47ee-ae23-4fddd9346b29/2010416211954655.JPG" /></font>
A:&nbsp;斜切&nbsp;&nbsp;
B:扭曲&nbsp;
C:旋转&nbsp;
D:透视

<font face="Arial">&nbsp;图像的数字化需要三个步骤，其顺序分别为： <br /></font>
A:&nbsp;采样&gt;量化&gt;编码
B:采样&gt;编码&gt;量化
C:&nbsp;量化&gt;采样&gt;编码&nbsp;
D:量化&gt;编码&gt;采样

在Flash中使用椭圆工具画一个圆形时，需要按住键盘的（ ）键并与鼠标配合才能画出圆形。
A:Shift
B:Ctrl
C:Alt
D:Tab

<font face="Arial">可见光的波长范围为： <br /></font>
A:350nm-750nm&nbsp;&nbsp;
B:380nm-700nm&nbsp;&nbsp;
C:380nm-750nm&nbsp;
D:380nm-780nm

Photoshop中的魔术棒的作用是（ ）。
A:产生神奇的图象效果
B:按照颜色选取图象的某个区域
C:图象区域的复制
D:是滤镜的一种

<font face="Arial">在Photoshop CS2中，右侧图像是左侧图像经过以下的哪种几何变换后的结果？&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp; <br /><img height="450" width="720" alt="" src="http://file.open.com.cn/ItemDB/66378/8684861a-b7d0-44a2-8e72-68d01a3a0357/201041621165873.JPG" /></font>
A:斜切&nbsp;&nbsp;
B:扭曲&nbsp;
C:旋转
D:透视

<span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">DVD</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'">的存储容量最小为</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">4.7GB</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'">。</span>
A:错误
B:正确

矢量图的优点是对视觉媒体的描述要更精确。
A:错误
B:正确

<p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'">下图表示第</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">1</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'">帧中加入了动作。</span></p><p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'"><img height="50" width="209" alt="" src="http://file.open.com.cn/ItemDB/66378/dde02b69-dfd2-40ca-b9be-2d3424450bb0/201041616631326.JPG" /></span></p>
A:错误
B:正确

<font face="Arial">在Premiere中，设置过渡需要将两个素材片段分别放在视频的Video1A和Video1B轨上，中间有少许交叉。</font>
A:错误
B:正确

<p><font face="Arial">HSB颜色表示空间中，H表示色相，S表示饱和度，B表示亮度</font></p><p><font face="Arial">，该模式比较符合人的主观感受。</font></p>
A:错误
B:正确

<p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'">下图表示补间动画创建成功。</span></p><p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'"><img alt="" src="http://file.open.com.cn/ItemDB/66378/ddac04ec-68be-4f3b-96f2-a6eb260a6d58/201041615498378.JPG" /></span></p>
A:错误
B:正确

CMYK颜色模型中的K指的是黑色。
A:错误
B:正确

<font face="Arial">在Photoshop中，当使用套索工具进行选区制作时，不需要进行鼠标的拖拽操作。</font>
A:错误
B:正确