ISP 203B FINAL TEST BANK COMPLETE QUESTIONS AND SOLUTIONS ALREADY GRADED A+

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