Chapter 6 questions and answers graded A+ 2023/2024

Chapter 6Which of the following will help you to determine an AP arrangement that will ensure reliable wireless connectivity? - correct answer Site survey Which of the following devices will help users to adjust temperature settings based on daily schedules in response to voice commands? - correct answer Security camera Victor has been recently added to the network engineers' team at Yakuza Infinity. Which of the following methods must he know to understand how filtering prevents the AP from authenticating any device whose MAC address is not listed by the network administrator? - correct answer MAC filtering You have been appointed as the network administrator in Well Brew Ltd. The WPS (Wi-Fi Protected Setup) in the office is user-friendly, but not very secure. A recent problem highlighted that the PIN can be easily cracked through a brute force attack, which means simply trying numerous possible character combinations to find the correct combination. Which of the following attacks have you most likely encountered? - correct answer WPS attack What is the service that offers a central authentication point for wireless, mobile, and remote users called? - correct answer RADIUS Quinton works as a network specialist at John Brooks &Co, an ISP. Part of his job requires him to authenticate and secure Wi-Fi networks using the EAP (Extensible Authentication Protocol). Freesco, a client of John Brooks &Co., uses PKI (public-key infrastructure) certificates to exchange public keys. Analyze which of the following steps Quinton should follow under these circumstances. - correct answer Use the EAP-TLS encryption to protect communications James has been contracted to set up a wireless network for a supermarket. The IT department of the supermarket wants James to develop a mesh network of APs in order to offer customers Internet access and selective discount coupons. James has decided that he will have to add additional security options for this purpose. Analyze which of the following will help James fix the issue. - correct answer Use Geofencing security technique You have been working as a network engineer for Flaming Systems and Solutions. An existing client of your organization has requested you to set up a network for a new joint wherein a user will have to agree to a certain set of terms and conditions before gaining access to the network. Which of the following options will you use in such a scenario? - correct answer Captive portal Local Brew is a small cafe operating in New York. It has set up a free wireless network in its cafe to provide customers with ease of Internet access. Recently, one of the customers lodged a complaint against Local Brew regarding data theft from his emails, which has been traced back to the cafe's public IP. Local Brew has informed Barton, who is the network provider for the cafe, to rectify the issue. Which of the following should Barton do to analyze and rectify the issue? - correct answer He should check whether captive portal user reminders have been set up Which of the following security threats involves an interception of the network keys communicated between clients and access points? - correct answer WPA attack Michael Slater is the new technician in the office. An issue has reduced the performance of the network, but he is unable to diagnose the reason behind the issue. On checking the recommended geographic range for the AP, he realizes that the clients are not within the recommended distance. This has caused multiple data errors and a deterioration in communication. Which of the following issues has caused the issue here? - correct answer Insufficient wireless coverage Charlie Gordon is the new technician at Beekman University computer lab. He is unable to get the Wi-Fi client to connect to the AP at all. He has looked into the matter and has found that he can't find an available AP even after using the correct security key. After further investigation, he has realized that if the access point does not broadcast its SSID, he would have to enter the SSID during client configuration. Analyze which of the following issues Charlie might be encountering in this scenario - correct answer Wrong SSID Mr. Haywire has just bought a set of wireless security cameras for his backyard. Howard, a network professional, has been sent by the store to set up the security cameras. While configuring and setting up the cameras, Howard notices that he is unable to configure the in-house Wi-Fi network with the cameras because of some frequency issues. Analyze what Howard should do in this situation. - correct answer He should set up an AP that offers a Wi-Fi standard on that band. Black Lion Cements has set up its new branch office adjacent to its manufacturing unit. Even though there are a lot of heavy pieces of machinery operating adjacent to the office, the management at Black Lion Cements believes that this will enhance the employees' performance. It has hired JW Communications to manage and assess its network requirements. After setting up the network, the