- 1
-
●
- A typical&n
- bsp;(66) language
- contains an applicative sublanguage which approximates the mathematical abstractions of"timeless"functions applie
- d to "spaceless" values, where the actual operation sequences and use of storage space during expression evaluation are organized behind the (67) .In this setting,values are data structures of low volume,typically a few computer words or less,wh
- B.mandatory
- C.compulsory
- D.voluntary (67) A.foreground
- B.background
- C.screen
- D.scenes (68) A.middle
- 11
-
●Tr
- aditional structured analysis techniques focus upon the flow of(71)within a system O
- bje
- ct-oriente
- d analysis emphasizes the building of real-world models It examines requirements from the perspective of the classes and objects found in the vocabulary of the(72)domain Traditional system design method emphasizes the proper and e
- A640×480点阵存储一幅256色的彩色图像大约需&n
- bsp;(56) MB存储空间,以9600bit/s的速度传输这幅图像大约需 (57) 秒,按我国电视PAL标准每秒25幅,一张650MB的光盘可容纳约 (58) 秒的这样图像画面,播放时传送速率应不低于每秒 (59) MB。模拟声音数字化存放是通过采样和量化实现的,若采样频率44.1kHz,每个样本16位,存放一分钟双声道的声音约占 (60) MB存储空间。 供选择答案
- B.1.4
- C.2.4
- D.7.5 (57) ,(58) A.78.6
- B.87
- C.98.4
- D.256 (60) A.2.4
- B.7.5
- C.10.6
- A.4 &n
- bsp; B.62/15
- C.64/15
- D.25/6
- able Modem)也可获得和后者同样数量级的接入带宽。第3代无线通信的&n
- bsp;(64) 可提供高达2Mbit/s的接入数据速率。光纤到户,即 (65) ,则是将来的一种发展方向。 (61) ,(62) A.B-ISDN
- B.N-ISDN
- C.C
- DMA
- D.ADSL (63) ,(64) A.HFC
- B.GSM
- C.CDMA
- D.HDSL (65) A.FDDI
- B.FTTH
- A.快速排序 &n
- bsp; B.堆排序
- C.归并排序
- D.基数排序
- A.堆排序 &n
- bsp; B.快速
- C.归算
- D.基数排序 (54) A.13
- B.34
- C.269
- D.以上都不对
- A.使用方便性 &n
- bsp; B.简洁性
- C.可靠性
- D.设备不依赖性 (48) A.可用性和可理解性
- B.可修改性、数据独立性和数据一致性
- C.可测试性和稳定性
- D.可理解性、可修改性和可测试性 (49) A.功能性
- B.扩展性
- C.合理性
- D.完善性 (50) A.合理性
- A.O(n) &n
- bsp; B.O(nlogn)
- C.O(n<SUP>2</SUP>)
- D.O(logn)
- 5
-
●已知一个线性表(38,25,74,63,52,48),假定采用h(k)=k%6计算散列地址进行散列存储,若用线性探测的开放定址法处理冲突,则在该散列表上进行查找的平均查找长度为 (44) 。
(44)
- A.1.5&n
- bsp;
- B.1.7
- C.2
- D.2.3