CompTIA认证考试
Which of the following should be used to ensure that all packets are received by every connecteddevice?（）A、HubB、RouterC、SwitchD、Firewall
题目
Which of the following should be used to ensure that all packets are received by every connecteddevice?（）
- A、Hub
- B、Router
- C、Switch
- D、Firewall
参考答案和解析
相似问题和答案
第1题：
Which of the following is the MOST secure and efficient way to dispose of rewritable DVD media containing sensitive information？（）
- A、Media should be erased
- B、Media should be shredded
- C、Media should be exposed to UV
- D、Media should be formatted
正确答案:B
第2题：
Which of the following should be used to check a serial port for functionality?（）
- A、Loopback plug
- B、Toner probe
- C、Multimeter
- D、Cable tester
正确答案:A
第3题：
第4题：
filemon
istat
vmstat
iostat
第5题：
Which of the following commands should be used to delete an entry from the /etc/inittab?（）
- A、xitab
- B、rmitab
- C、chitab
- D、delitab
正确答案:B
第6题：
Which of the following should be configured to provide priority to voice traffic?（）
- A、Port mirroring
- B、DMZ
- C、Qos
- D、Trunking
正确答案:C
第7题：
Which of the following commands should be used to show DNS information？（）
- A、 trace
- B、 netstat
- C、 ifconfig
- D、 nslookup
正确答案:D
第8题：
Which of the following determines if the alarm should sound or an entry delay should start？（）
- A、The sensor itself
- B、The way the zones are wired
- C、The zone type
- D、The digital dialer
正确答案:C
第9题：
Which of the following commands should be used to determine which disk of a system is experiencing a disk I/O performance problem？（）
- A、 filemon
- B、 istat
- C、 vmstat
- D、 iostat
正确答案:D
第10题：
The hose should not be twisted
The hose should be protected with a sleeve if it is subjected to rubbing
There should be some slack in the hose
All of the above