CompTIA IT Fundamentals: Networking & Wireless Technologies
IP addresses reside at which layer of the OSI model?
Network
Which type of firewall can deeply examine the full contents of network packets?
Next generation
Which wireless security protocol should be used to provide the highest level of protection on a Wi-Fi network?
WPA2
Which statements correctly describe Local Area Networks and Wide Area Networks?
-LANs tend to connect systems in one locale -WANs tend to be slower -LANs tend to be less expensive
Which statements correctly characterize the 2.4 and 5 GHz transmission bands?
-5 GHz does not penetrate obstructions well -5 GHz is faster -2.4 GHz is more susceptible to interference
Which value best approximates the total number of possible version 4 IP addresses?
4 billion
Which TCP port identifies the HTTPS protocol?
443
Which 802.11 protocol was the first to use the 5 GHz transmission band?
802.11a
Which type of networking device can be used to extend the range of a wireless network?
Access point
HTTP, DNS, DHCP and SMTP are examples of protocols that reside at which layer of the Internet protocol suite?
Application
The IMAP protocol is generally regarded in which manner?
As an alternative to POP3
In which situation would the POP3 protocol most likely be used?
Home email accounts
The TCP/IP protocol is owned and maintained by which entity?
It's not proprietary
MAC addresses are assigned to devices by which entity?
Manufacturers
Error correction information is contained within which section of a packet?
Trailer
The TCP and UDP protocols reside at which layer of the OSI model?
Transport
Which type of resolution is performed by the Domain Name Service?
www.easynomadtravel.com to 192.168.100.1