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2021 Jan JK0-019 practice exam

Q141. When installing two 802.11g access points in the same building, which of the following channels will MOST likely be used to minimize interference? 

A. 5 and 6 

B. 1 and 6 

C. 6 and 10 

D. 2 and 6 

Answer: B 


Q142. Creating a uniform user environment throughout the network can BEST be achieved by using which of the following? 

A. Honeypots 

B. Virtual switches 

C. Virtual PBX 

D. Virtual desktops 

Answer: D 


Q143. A user is trying to connect their new desktop to the network but is unable to get an IP address. The technician tests the cable and finds that there are too many open pairs. Which of the following wiring standards needs to be used in the replacement cable? 

A. 568B 

B. Crossover 

C. 569-A 

D. 607-A 

Answer: A 


Q144. Which of the following utilities can be used to list the routing table? 

A. ipconficj 

B. nslookup 

C. netstat 

D. dig 

Answer: C 


Q145. Karen, a customer, wants to install a wireless network into a shared office space. There are several other wireless networks from other companies that can be detected within the office space. Which of the following should be configured on Karen's wireless network to differentiate it from other wireless network and still provide the BEST performance and security? (Select TWO). 

A. SSID 

B. Channel 

C. Antenna type 

D. Wireless standard 

E. NAT 

Answer: AB 


Update JK0-019 free exam:

Q146. Kurt, an administrator, configures a device that functions at the network layer, and also has 24 collision domains. Which of the following terms BEST describes this device? 

A. Hub 

B. VPN concentrator 

C. Wireless access point 

D. Multilayer switch 

Answer: D 


Q147. Sandy, an administrator, is experiencing availability issues on a Linux server. She decides to check the server for an IP address conflict on the server. Which of the following commands should Sandy use? 

A. Traceroute 

B. Tracert 

C. Ifconfig 

D. Ipconfig 

Answer: C 


Q148. Which of the following has a maximum transfer rate of 54Mbps and operates at the 5GHz frequency? 

A. 802.11a 

B. 802.11b 

C. 802.11g 

D. 802.11n 

Answer: A 


Q149. Which of the following can Joe, a technician, modify on an 802.11n router that is not available as an option on 802.11g device? 

A. SSID 

B. Encryption 

C. Channels 

D. Spectrum 

Answer: D 


Q150. An administrator is concerned about users utilizing the company's wireless signal with their personal laptops. Which of the following is the BEST method to use to prevent unauthorized devices from using the company's wireless network? 

A. Secure VPN 

B. MAC filtering 

C. IP filtering 

D. Static IP addresses 

Answer: B