网友您好，请在下方输入框内输入要搜索的题目：

搜题

题目内容（请给出正确答案）

[单选题]

声卡的主要功能是控制声音的输入和输出，包括波形声音的获取、重建和播放，以及 MIDI的输入、合成和播放等。下面是有关声卡的叙述： Ⅰ．波形声音的质量仅与采样频率有关 Ⅱ．MIDI声音的质量取决于采用的声道数 Ⅲ．波形声音的获取和重建是两个互逆的过程，也就是数字声音和模拟声音信号互相转换的过程 Ⅳ．PCI声卡的性能比ISA声卡的性能高上述叙述中，哪两个是正确的？

A.Ⅰ和Ⅱ

B.Ⅰ和Ⅲ

C.Ⅱ和Ⅲ

D.Ⅲ和Ⅳ

查看答案

更多“声卡的主要功能是控制声音的输入和输出，包括波形声音的获取、重建和播放，以及 MIDI的输入、合成和”相关的问题

第1题

Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices？（）

A. enable cdp

B. cdp enable

C. cdp run

D. run cdp

点击查看答案

第2题

Which command would allow you to login to FPC 1 to collect FPC specific logs？（）

A.start shell fpc1

B.start shell tnp1

C.start shell tnp address 1

D.start shell pfe network fpc1

点击查看答案

第3题

Which operational command would you use to quickly verify the state of all interfaces？（）

A. show interfaces terse

B. show interfaces

C. show configuration interfaces

D. show interface status

点击查看答案

第4题

Which CLI command do you use to determine which files are cleanup candidates？（）

A. request system storage cleanup candidates

B. request system services storage candidates

C. request system services candidate cleanup

D. request system storage cleanup dry-run

点击查看答案

第5题

Which command would allow you to compare two files stored on your router？（）

A.user@host>file show filename1 compare filename2

B.user@host>file compare files filename1 filename2

C.user@host>compare files filename1 filename2

D.user@host>compare filename1 filename2

点击查看答案

第6题

Which IOS user EXEC command will allow a network technician to determine which router in t

he path to an unreachable network host should be examined more closely for the cause of the network failure？

A. EzonexamB> telnet

B. EzonexamB > ping

C. EzonexamB > trace

D. EzonexamB > show ip route

E. EzonexamB > show interface

F. EzonexamB > show cdp neighbors

点击查看答案

第7题

Which CLI command allows you to determine how many licenses are currently used on the routerand are further needed by the router？（）

A. show system license key

B. show system license usage

C. show system license total

D. show system license profile

点击查看答案

第8题

Which cisco ios command can help to determine the timing of various debug events,relative to each other, when you are debugging a complicated router issue？（）

A.service timestamps debug datetime msec

B.show clock detail

C.clock calendar-valid

D.service timestamps log datetime msec

点击查看答案

第9题

In a high-availability network, which command, when placed on ports that have connected end stations, will allow you to prevent delays in service for end stations by placing a port in blocking mode？（）

A. enable backbone fast

B. enable uplink fast

C. disable portfast

D. enable portfast

点击查看答案

第10题

When you choose a command name that is followed by“…”on menu，a（72)box appears in which you

When you choose a command name that is followed by“…”on menu，a(72)box appears in which you provide more information.

A．text

B．list

C．check

D．dialog

点击查看答案

账号：尚未登录

登录没有账号？去注册

我要提问

联系客服

购买搜题卡

题库练习

课程学习

功能	扣减规则
功能	基础费（查看答案）	加收费（AI功能）
文字搜题、查看答案	1/每题	0/每次
语音搜题、查看答案	1/每题	2/每次
单题拍照识别、查看答案	1/每题	2/每次
整页拍照识别、查看答案	1/每题	5/每次