What are two requirements when using out-of-band configuration of a Cisco IOS network device? (Choose two.) HTTP access to the device a terminal emulation client Telnet or SSH access to…
What type of cable is used to connect a workstation serial port to a Cisco router console port? crossover rollover straight-through coaxial Answers Explanation & Hints: UTP cable wire pairs…
What is the purpose of a DMZ? It analyzes traffic for intrusion attempts and sends reports to management stations. It creates an encrypted and authenticated tunnel for remote hosts to…
An administrator wants to configure a router so that users on the outside network can only establish HTTP connections to the internal web site. Which feature would the administrator configure…
What specialized network device is responsible for permitting or blocking traffic between networks? switch access point bridge firewall Answers Explanation & Hints: Firewalls are used to permit or block traffic…
Why should WEP not be used in wireless networks today? its age easily crackable its lack of support its lack of encryption its use of clear text passwords Answers Explanation…
What happens when a wireless access point is configured to stop broadcasting the SSID? Computer access to the wireless access point is restricted. The identity of the network is freely…
What is a common countermeasure for Trojan horses? antivirus software authentication encryption firewall Answers Explanation & Hints: The primary means of mitigating virus and Trojan horse attacks is antivirus software.…
Which type of attack involves an attacker using a powerful computer to try a large number of possible passwords in rapid succession to gain access to a system? brute force…
What is a characteristic of a computer worm? malicious software that copies itself into other executable programs tricks users into running the infected software a set of computer instructions that…
Which three attacks exploit human behavior? (Choose three.) pretexting brute force phishing zombies vishing malware Answers Explanation & Hints: Attacks aimed at exploiting human behavior such as pretexting, phishing, and…
Which type of attack exploits human behavior to gain confidential information? virus social engineering denial of service spyware Answers Explanation & Hints: Social engineering attacks deceive users into revealing private…
Which three steps must be completed to manually connect an Android or IOS device to a secured wireless network? (Choose three.) Input the authentication password. Enter the network SSID. Choose…
Which two business and technical challenges does implementing virtualization within a data center help businesses to overcome? (Choose two.) server hardware needs physical footprint power and air conditioning operating system…
Which type of device provides an Internet connection through the use of a phone jack? cable modem DSL modem satellite modem Wi-Fi AP Answers Explanation & Hints: DSL technology uses…
What is CSMA/CA on a network? an access method that is used by wireless technology to avoid duplicate SSIDs an access method that is used by any technology that has…
Which wireless RF band do IEEE 802.11b/g devices use? 900 MHz 60 GHz 2.4 GHz 5 GHz Explanation and Hint: 900 MHz is an FCC wireless technology that was used…
What wireless router configuration would stop outsiders from using your home network? IP address encryption router location network name Answers Explanation & Hints: Encryption configured on the wireless router can…
What are three advantages of wireless over wired LAN technology? (Choose three.) lower on-going costs longer transmission distance ease of installation ease of expansion higher level of security Answers Explanation…
Which protocol retains a message in a mailbox on a server, even after the message is accessed by a user on a local client device? IMAP4 DNS SMTP POP3 Answers…