Chapter 14 Practice – IT Found.
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What is the name of the 32-bit or 128-bit number that is used to identify a device on a network?
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answer = IP Adress
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The ability to send and receive transmissions at the same time on an Ethernet cable is referred to by what term?
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answer = full duplex
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What protocol makes a connection, checks whether the data is received, and resends it if it is not?
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answer = TCP
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What two protocols are used for remote access to a server, using unencrypted and encrypted transmissions respectively?
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answer = telnet and SSH
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True or False: When using static IP addressing, software automatically configures the network connection on each device.
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answer = False
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True or False: The User Datagram Protocol (UDP) guarantees delivery of data to its destination.
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answer = False
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What functions as the name of a wireless network?
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answer = SSID
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Unicast addresses include what types of addresses? (Choose all that apply).
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answer = Global address & link-local address
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True or False: The Telnet protocol encrypts transmitted data, which therefore cannot be read by others on the network.
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answer = False
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What wireless networking radio frequency yields faster speeds but offers shorter range?
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answer = 5 GHz
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Packets are delivered to a single node on a network when using what type of IPv6 address?
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answer = unicast address
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True or False: The current release of SMB is CIFS, also called SMB2.
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answer = True
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The Remote Desktop and Remote Assistance applications utilize what port for remote access?
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answer = 3389
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What two terms are used to describe the User Datagram Protocol (UDP)?
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answer = connectionless protocol and best effort protocol
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What two protocols are used to deliver mail messages?
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answer = IMAP4 and POP3
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What command can be used to display IP addresses assigned to all network connections on a system?
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answer = ipconfig
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If the computer you are using is a laptop that moves from one network to another, what tab can be used to configure a secondary configuration, such as a static IP if a DHCP server cannot be reached?
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answer = Alternate Configuration
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Match each item 1)assigns an IP address to a computer when it first attempts to initiate a connection to the network 2)a command that can be used to display the TCP/IP configuration 3)a technique designed to conserve the number of public IP addresses needed by a network 4)commonly used by Linux to pass sign-in information to a remote computer and control that computer over a network 5)a protocol used by various client applications when the application needs to query a database 6)designed to make it easier for users to connect their computers to a wireless network when a hard-to-remember SSID and security key are used 7)identifies a computer and the network to which it belongs, such as www.cengage.com 8)protects data by encrypting it from the time it leaves a remote computer until it reaches a server on a corporate network, using a technique called tunneling. 9)A group of computers on a peer-to-peer network that are sharing resources 10)Used by a computer or other device to determine if an IP address of another computer is on its network or another network
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answer = 1)DHCP server 2)ipconfig 3)Network Address Translation (NAT) 4)Secure Shell (SSH) 5)Lightweight Directory Access Protocol (LDAP) 6)Wi-Fi Protected Setup (WPS) 7)Fully Qualified Domain Name (FQDN) 8)virtual private network 9)workgroup 10)subnet mask
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What command can be used to flush the local DNS cache on a Windows computer?
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answer ipconfig /flushdns
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What TCP port is utilized by an SSH server listening for connections?
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answer = 22
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What type of device can be used to block unwanted traffic initiated from the Internet and can also restrict Internet access from an internal network?
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answer = firewall
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The solution for securing private data traveling over a public network, such as the Internet, is the use of what type of network?
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answer = virtual private network (vpn)
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How are IP addresses available to the Internet classified?
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answer = public
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What device handles access to another network for a client computer if it does not have a better option?
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answer = default gateway
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How is the network portion and the host portion of an IP address identified?
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answer = subnet mask
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If a device does not receive an IP address from a DHCP server, the device may resort to what kind of IP address?
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answer = APIPA
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Originally developed by IBM, what protocol is used by Windows to share files and printers on a network?
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answer = Server Message Block (SMB)
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What functions might be provided by a SOHO router besides the normal duty of routing packets between networks? (Choose all that apply).
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answer = firewall & wireless access point
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What cell phone technology is the most popular in the United States?
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answer = CDMA
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What type of IP address is configured by a server when a device first initiates a connection to the network?
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answer = dynamic
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True or False: A problem with virtual networks is that data transmitting through them cannot be encrypted and therefore is not secure.
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answer = False
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The User Datagram Protocol (UDP) guarantees delivery of data to its destination.
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answer = false
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The Telnet protocol encrypts transmitted data, which therefore cannot be read by others on the network.
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answer = false
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A problem with virtual networks is that data transmitting through them cannot be encrypted and therefore is not secure.
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answer = false
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When using static IP addressing, software automatically configures the network connection on each device.
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answer = false
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The current release of SMB is CIFS, also called SMB2.
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answer = true
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What command can be used to display IP addresses assigned to all network connections on a system?
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answer = ipconfig