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多媒體概論

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國立台中師範學院九十三學年度研究所碩士班招生考試試題

科目:多媒體概論

適用:教學科技 一、選擇題:(每小題 4 分):40﹪ 1.燒錄機中標示的「8/8/24」規格代表? (A)8 倍讀取、8 倍抹寫及 24 倍寫入(B)8 倍寫入、8 倍讀取及 24 倍抹寫(C)8 倍寫入、8 倍抹寫及 24 倍讀取(D)以上皆非 2.液晶螢幕的特點不包括? (A)輕薄短小(B)低耗電量(C)微量輻射(D)全平面 3.一般在製作多媒體時會採用多少位元的色彩深度? (A)256 (B)8 (C)16 (D)32 4.Flash MX 是屬於 (A)command-based (B)time-based(C)icon-based(D)以上皆非 5.下列那一種圖檔格式較適合用來儲存百萬畫數以上的大自然風景圖資料? (A).GIF (B).BMP (C).PNG (D).JPG 6.週邊設備若要與電腦主機做資料傳輸,通常會透過一些標準的介面;下面 那一種介面規格所制訂的最大資料傳輸速度最大?

(A)USB1.1 (B)USB2.0 (C)SCSI-1 (D)Print Port (E)IEEE 1394 7.下列那些圖檔是可以儲存向量格式資料?

(1).AI (2).BMP (3).CDR (4).DXF (5).EPS (6).GIF (7).PNG (8).WMF

(A)138 (B)13458 (C)3578 (D)158

8.下列那一協定適合在做視訊會議時所採用的通訊協定?

(A)H.261 (B)IEEE 1394 (C)MPEG-7 (D)Video for Window (AVI) (E)Quick Time

共 2 頁,第 1 頁 (背面有試題)

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9.在錄製聲音時,就理論上而言,下列的那一組設定所錄製的聲音品質最 好?(下列的數據分別為 Sampling Rate, Number of Channel, Sampling

Resolution) (A)11.025KHz, 1, 8-bit (B)22.050KHz, 2, 8-bit (C)44.100KHz, 2, 16-bit (D)22.050KHz, 1, 16-bit (E)44.100KHz, 2, 8-bit (F)11.025KHz, 2, 16-bit 10.對聲音的壓縮技術而言,下列那一個方法是略損的壓縮技術? (A)Huffman (B)ADPCM (C)Run-Length (D)LZW

二、問答題:60﹪ 1.名詞解釋:(10﹪)

在多媒體程式設計領域中,請對下面名詞做解釋及其功能功用: (1)Synchornization (5﹪)

(2)(a)Microsoft DirectX (b)Java JMF (二選一作答) (5﹪)

2.Please explain the following terms, and spell out the full names of these abbreviations: MIDI, FDDI, DSP, DAB, RTSP. (10﹪)

3.請說明多媒體語音數位化(digitize)的過程中,何謂「取樣率(Sampling rate)」 (3%)與「解析度(resolution)」(3%)並請計算以八位元的解析度來紀錄一分 鐘的演說(22KHz/秒),約需要使用多大的記憶體(4%)?

4.何謂 storyboard ? 其重要性如何?(10﹪)

5.請說明多媒體系統的發展生命週期約可分成幾個階段,並分別簡述之。(10﹪) 6.Please explain the MPEG-I technique, and its video compression strategy. (10﹪)

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