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问题:

[单选] MIDI数据与数字化波形声音数据()。

A . 相同
B . 不同
C . 相近
D . 格式一致

To compete in today's fast-paced competitive environment, organizations are increasingly allowing contractors, partners, visitors and guests to access their internal enterprise networks.These users may connect to the network through wired ports in conference rooms or offices, or via wireless access points. In allowing this open access for third parties, LANs become(6) .Third parties can introduce risk in a variety of ways from connecting with an infected laptop to unauthorized access of network resources to(7)activity. For many organizations, however,the operational complexity and costs to ensure safe third party network access have been prohibitive. Fifty-two percent of surveyed CISOs state that they currently use a moat and castle's security approach, and admit that defenses inside the perimeter are weak. Threats from internal users are also increasingly a cause for security concerns. Employees with malicious intent can launch (8) of service attacks or steal (9) information by snooping the network. As they access the corporate network, mobile and remote users inadvertently can infect the network with (10) and worms acquired from unprotected public networks. Hackers masquer-ading as internal users can take advantage of weak internal security to gain access to confidential information.空白处(7)应选择() A.venomous。 malicious。 felonious。 villainous。 扩展名为WAV的文件属于()文件格式。 视频。 矢量图形。 动画。 音频。 To compete in today's fast-paced competitive environment, organizations are increasingly allowing contractors, partners, visitors and guests to access their internal enterprise networks.These users may connect to the network through wired ports in conference rooms or offices, or via wireless access points. In allowing this open access for third parties, LANs become(6) .Third parties can introduce risk in a variety of ways from connecting with an infected laptop to unauthorized access of network resources to(7)activity. For many organizations, however,the operational complexity and costs to ensure safe third party network access have been prohibitive. Fifty-two percent of surveyed CISOs state that they currently use a moat and castle's security approach, and admit that defenses inside the perimeter are weak. Threats from internal users are also increasingly a cause for security concerns. Employees with malicious intent can launch (8) of service attacks or steal (9) information by snooping the network. As they access the corporate network, mobile and remote users inadvertently can infect the network with (10) and worms acquired from unprotected public networks. Hackers masquer-ading as internal users can take advantage of weak internal security to gain access to confidential information.空白处(6)应选择() A.damageable。 susceptible。 wlnerable。 changeable。 对于二维数组a[1..6,1..8],设每个元素占两个存储单元,且以列为主序存储,则元素a[4,4]相对于数组空间起始地址的偏移量是()个存储单元。 28。 42。 48。 54。 Windows系统中的磁盘碎片整理程序()。 仅将卷上的可用空间合并,使其成为连续的区域。 只能使每个文件占用卷上连续的磁盘空间,合并卷上的可用空间。 只能使每个文件夹占用卷上连续的磁盘空间,合并卷上的可用空间。 使每个文件和文件夹占用卷上连续的磁盘空间,合并卷上的可用空间。 MIDI数据与数字化波形声音数据()。
参考答案:

  参考解析

MIDI不是把音乐的波形进行数字化采样和编码,而是采用数字方式对乐器所奏出来的声音进行记录,然后播放时再对这些记录通过FM或者波表合成。

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