SIMULATION
Wireless network users recently began experiencing speed and performance issues after access point 2 (AP2) was replaced due to faulty hardware. The original network was installed according to a consultant's specifications and has always worked without a problem. You a network technician, have been tasked with evaluating the situation and resolving the issues to improve both performance and connectivity. Refer to the following diagram and perform any Necessary changes to the wireless and wired infrastructure by adjusting devices.
NotE. Adjust the LEAST number of devices needed to fix the issue all blue icons in the image are clickable.
The components of a NIC function at which of the following layers of the OSI model? (Select TWO).
A. Layer 1
B. Layer 2
C. Layer 3
D. Layer 4
E. Layer 5
Which of the following OSI model layers is used to order packets which may have arrived out of order?
A. Transport
B. Presentation
C. Network
D. Session
Which of the following connectors is usable in SFP modules?
A. ST
B. LC
C. LX
D. SX
Ann, a technician, installs a wireless router in a network closet in a large office. She then configures all workstations in various offices on that floor to use the wireless connection. Maximum connection speed at each workstation is 54 Mbps. Some users complain that their network connection is very slow.
Which of the following is MOST likely the problem?
A. Workstations were configured with the wrong connection speed on the wireless adapter.
B. Users with a slow connection are too far away from the wireless router.
C. Users that cannot connect are configured on the wrong channel.
D. Wireless network SSID is incorrect.
Users are contacting the internal helpdesk, stating that they are having difficulty staying connected to the wireless network. When the technician investigates, it is discovered that the users are having a problem using the wireless network in the company break rooms.
Which of the following should the technician do FIRST?
A. Install a new access point in each break room to provide adequate coverage.
B. Remount the access points to a place on the ceiling closer to the break rooms.
C. Unplug appliances (e.g. microwaves) to see if they are causing interference.
D. Change the encryption on the access points from WPA2 to WEP.
A user informs the network administrator of increasingly common wireless connection problems. The administrator determines the user has recently received a new cordless phone. The phone is MOST likely causing which of the following conditions?
A. Signal strength latency
B. Bouncing signal
C. Interference
D. Crosstalk
Which of the following cable types is unshielded?
A. STP
B. Twinax
C. UTP
D. Coax
A customer with a SOHO requires fast, secure, cost-effective access to the Internet. Which of the following would be the MOST appropriate solution? (Select TWO).
A. OC3 line with built-in firewall
B. DS3 line with a separate firewall
C. Cable modem with a separate firewall
D. Dial-up modem with separate firewall
E. DSL router with firewall capabilities
Malicious users have used multiple workstations to target a single server with the intent of preventing legitimate users from accessing the server. This server suffered which of the following types of attack?
A. DDoS
B. Trojan
C. Cross-site scripting
D. Man in the middle
E. Replay attack
