2.7 comptia practice
How many ethernet LAN ports are typically found on a Small Office Home Office (SOHO) network switch?
Four to eight
What protocol is used to retrieve email from a server and supports multiple clients connecting to the same mailbox simultaneously?
Internet Message Access Protocol (IMAP)
What is the basic function of a router?
It forward TCP/IP packets between dissimilar networks
Which is NOT a key function of a Small Home Office (SOHO) wireless router?
It provides access to 3G and 4G networks.
Which term describes a group of computers and devices that share resources without a router within a small geographical area?
LAN
Which feature of a wireless router allows you to specify precisely which wireless clients may join your network
MAC filtering
The post Office Protocol v3 (POP3) protocol is for incoming mail. Which protocol is used for outgoing mail?
SMTP
What is the advantage of downloading files from a site that begins with HTTPS as opposed to HTTP?
The HTTPS site uses SSL/TLS to encrypt data and provide a secure connection.
What is Packet switching?
The ability of one computer to forward information to another using any available pathway
What is the primary difference between LAN and WAN?
The geographic distance between the devices that are being networked
What usually happens to email messages when a client accesses them using the Post Office Protocol v3 (POP3)?
The messages are downloaded to the client and deleted from the server
How does a uniform Resource Locator (URL) get translated to an Internet protocol (IP) address?
Using the domain name system (DNS) resolution process
What does Internet Access Protocol 4 (IMAP4) allow a user to do that Post Office Protocol 3 (POP3) does not?
View the Same email from many different devices
What limitation should you be aware of when applying media access control (MAC)
You will need to modify the safe list for each new authorized client device going forward.
What is the networking term that describes the total time it takes a data packet to travel from one node to another?
latency
Which of the following is NOT a valid IP address?
192.168.1.256
What protects a network by denying specific types of incoming traffic?
A firewall appliance
What hardware Device is used to obtain internet access when the service provider delivers a coaxial cable?
A modem
What device is capable of performing packet switching?
A router
