ISP 203B FINAL TEST BANK COMPLETE
QUESTIONS AND SOLUTIONS ALREADY
GRADED A+
●● HTTP, IMAP4, FTP, AND Telnet are all examples of protocols that
operate at what layer of the OSI model?
Answer: Layer 7(Application)
●● A loopback IP address begins with what number?
Answer: 127
●● Convert the hexadecimal number of A to the decimal number of
d___
Convert the hexadecimal number of A to the binary number of ___
Answer: 10, 1010
●● A hexadecimal number is a number written in the base 16 number
system
Answer: True
●● What range of ports is referred to as the "well-known" range of
ports?
Answer: 0-1023
,●● What utility is used to verify that TCP/IP installed, bound to the NIC,
configured correctly, and communicating with the network?
Answer: ping
●● A standard network switch operates at what later of the OSI model?
Answer: Layer 2(Data Link)
●● The process of adding a header to the data inherited from the layer
above is called what option below?
Answer: encapsulation
●● What do the first 24 bits of a MAC address represent?
Answer: manufacturer ID
●● Convert the binary number of 1111 to the decimal number of ___
Convert the binary number of 1111 to the hexadecimal number of ____
Answer: 15, F
●● The SNMP service uses what port number?
Answer: UDP 161
●● checks whether the data is received, and resends it if it is not
,Answer: TCP
●● is called a connectionless protocol
Answer: UDP
●● is called a best-effort protocol
Answer: UDP
●● is used for broadcasting, such as streaming video or audio over the
web.
Answer: UDP
●● is used when it is important to know that the data reached its
destination.
Answer: TCP
●● A port number, which identifies an application on a host, exists at
what level of the OSI model?
Answer: Transport
●● What command can be used to display the physical address of a
Windows computer?
Answer: ipconfig/all
, ●● IEEE standard for Ethernet
Answer: 802.3
●● Dynamically assign IP addresses to clients at startup
Answer: DHCP
●● A gateway has a public IP address that it is free to assign to a local
host whenever the local host makes a request to access the Internet.
Answer: NAT
●● Determine the MAC address when you only know an Internet
address
Answer: ARP
●● Gives an echo reply in response to a successful PING
Answer: ICMP
●● The fundamental difference between a switch and a router is that a
switch belongs only to its local network and a router belongs to two or
more local networks.
Answer: True
QUESTIONS AND SOLUTIONS ALREADY
GRADED A+
●● HTTP, IMAP4, FTP, AND Telnet are all examples of protocols that
operate at what layer of the OSI model?
Answer: Layer 7(Application)
●● A loopback IP address begins with what number?
Answer: 127
●● Convert the hexadecimal number of A to the decimal number of
d___
Convert the hexadecimal number of A to the binary number of ___
Answer: 10, 1010
●● A hexadecimal number is a number written in the base 16 number
system
Answer: True
●● What range of ports is referred to as the "well-known" range of
ports?
Answer: 0-1023
,●● What utility is used to verify that TCP/IP installed, bound to the NIC,
configured correctly, and communicating with the network?
Answer: ping
●● A standard network switch operates at what later of the OSI model?
Answer: Layer 2(Data Link)
●● The process of adding a header to the data inherited from the layer
above is called what option below?
Answer: encapsulation
●● What do the first 24 bits of a MAC address represent?
Answer: manufacturer ID
●● Convert the binary number of 1111 to the decimal number of ___
Convert the binary number of 1111 to the hexadecimal number of ____
Answer: 15, F
●● The SNMP service uses what port number?
Answer: UDP 161
●● checks whether the data is received, and resends it if it is not
,Answer: TCP
●● is called a connectionless protocol
Answer: UDP
●● is called a best-effort protocol
Answer: UDP
●● is used for broadcasting, such as streaming video or audio over the
web.
Answer: UDP
●● is used when it is important to know that the data reached its
destination.
Answer: TCP
●● A port number, which identifies an application on a host, exists at
what level of the OSI model?
Answer: Transport
●● What command can be used to display the physical address of a
Windows computer?
Answer: ipconfig/all
, ●● IEEE standard for Ethernet
Answer: 802.3
●● Dynamically assign IP addresses to clients at startup
Answer: DHCP
●● A gateway has a public IP address that it is free to assign to a local
host whenever the local host makes a request to access the Internet.
Answer: NAT
●● Determine the MAC address when you only know an Internet
address
Answer: ARP
●● Gives an echo reply in response to a successful PING
Answer: ICMP
●● The fundamental difference between a switch and a router is that a
switch belongs only to its local network and a router belongs to two or
more local networks.
Answer: True
