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1、1/4 成人教育考试试卷科目:多媒体技术姓名:_ 专业:_ 层次:_ 一、选择题(每题2 分,共 20 分)1多媒体计算机中的媒体信息是指?()(1)文字、音频(2)音频、图形(3)动画、视频(4)视频、音频(A)(1)(B)(2)(C)(3)(D)全部 2多媒体技术未来发展的方向是什么?()(1)高分辨率,提高显示质量(2)高速度化,缩短处理时间(3)简单化,便于操 作(4)智 能 化,提 高 信 息 识 别 能 力(A)(1)(2)(3)(B)(1)(2)(4)(C)(1)(3)(4)(D)全部 3下列采集的波形声音质量最好的是。()(A)单声道、8 位量化、22.05kHz 采样频率(B
2、)双声道、8 位量化、44.1kHz 采样频率(C)双声道、16 位量化、44.1kHz 采样频率(D)单声道、16 位量化、22.05kHz 采样频率4帧频率为25帧/秒的制式为。()(1)PAL(2)SECAM(3)NTSC(4)YUV(A)仅(1)(B)(1)(2)(C)(1)(2)(3)(D)全部5在MPEG中使用了哪两种熵编码方法?()(A)哈夫编码和自适应二进制算术编码(B)PCM 编码和 DPCM 编码(C)预测编码和变换编码(A)统计编码和算术编码6下面哪些是MMX技术的特点?()(1)打包的数据类型(2)与 IA 结构完全兼容(3)64 位 的 MMX寄 存 储 器 组(4)
3、增 强 的 指 令 系 统(A)(1)(2)(4)(B)(2)(3)(4)(C)(1)(2)(3)(D)全部715 分钟双声道、16 位采样位数、44.1KHz采 样 频 率声 音 的 不压 缩的 数据 量?()(A)75.7MB(B)151.4MB(C)2.5MB(D)120.4MB8 15 秒 NTSC制 640 480 分 辨 率 24 位 真 彩 色数 字 视 频 的 不 压 缩 的 数 据 量 是 多 少?()(A)395.5MB(B)329.6MB(C)13.2MB(D)218.6MB9 超文本和超媒体体系结构主要由三个层次组成,它们分别是?()(1)用户接口层(2)超文本抽象机层
4、(3)数据库层(4)应 用 层(A)(1)(2)2/4(4)(B)(2)(3)(4)(C)(1)(2)(3)(D)(1)(3)(4)10多媒体创造过程可分为那些步骤?()(A)应用目标分析、脚本编写、设计框架、各种媒体数据准备、制成合成、测试(B)应用目标分析、设计框架、脚本编写、各种媒体数据准备、制成合成、测试(C)应用目标分析、脚本编写、各种媒体数据准备、设计框架、制成合成、测试(D)应用目标分析、各种媒体数据准备、脚本编写、设计框架、制成合成、测试二、填空题(每空2 分,共 30 分)1JPEG 算法具有以下四种操作方式:顺序编码、_、_、_。2 视 频 会 议 系 统 主 要 由_、_
5、、_及 控 制 管 理 软 件 组 成。3MMX 技术能够加速的最根本的原因是由于采用了_ 技术。4在超文本和 超 媒 体 系 统 中,链 的 一 般 结 构 可 分 为 _、_ 及_ 三部分。5视频会议系统最著名的标准是_ 系列和_系 列 建 议。6 MPEG采 用 了 三 种 类 型 的 图 象:_、_、_。三、简答题(每小题6分,共30分)1简述数据压缩技术的三个重要指标。2简述数字音频的采样和量化。3简述获取图形、静态图象和动态视频的方法。文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5
6、Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5
7、W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5
8、Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5
9、W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5
10、Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5
11、W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5
12、Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X53/4 4超文本和超媒体具有哪些特点?5把一台普通计算机变为多媒体计算机要解决的关键技术是哪些?四、计算题(共20 分)已知信源符号及其概率如下:信源符号a a1 a2 a3 a4 a5 a6 a7概率p(a)0.20 0.20 0.15 0.15 0.10 0.10 0.10 试求:其 Huffman 编码及平均码长。文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H
13、5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J
14、5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H
15、5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J
16、5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H
17、5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J
18、5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H
19、5W9 HN1B4H5J3H3 ZT3J5Z8M3X54/4 文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3
20、ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q
21、6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3
22、ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q
23、6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3
24、ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5文档编码:CC8Q6D8H5W9 HN1B4H5J3H3 ZT3J5Z8M3X5