Exam Questions, Answers,
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Q. The default subnet mask for the IP address
Class A networks use a default subnet mask of 255.0.0.0
and have 0-126 as their first octet. Class B networks
use a default subnet mask of 255.255.0.0 and have
128-191 as their first octet. Class C networks use
a default subnet mask of 255.255.255.0 and have 192-223
as their first octet.
Q. What command would you use to get multiple
files from a site?
D. MULTIPLE GET
Get is the FTP command to download a single file from
a site. MGET is the FTP command used to download multiple
files from a site.
Q. Total # of host for a Class B?
Class B networks use a default subnet mask of 255.255.0.0.
So there are 16 bits for the subnet mask which allows
65,536 hosts (or more precisely 65,534 hosts) which
is approximately 65,000 hosts.
Q. What allows multiple HTML Links?
XML, contrary to HTML, allows multiple HTML links
at a time.
Q. What protocol is used when sending mail?
SMTP allows the sending of mail messages. IMAP and
POP are used to receive e-mail messages, not send.
HTTP is the protocol used for WEB Pages, and is not
a mail protocol. FTP is used for file transfers.
Q. Which TCP/IP protocol is the primary protocol
used to transfer text and binary files on the Internet?
The File Transfer Protocol (FTP) is used for transferring
Q. Which technology for VPN uses IPSEC?
L2TP over IPSec provide a secure Virtual Private Network
Q. Which one uses a connection protocol?
TCP is connection-oriented protocol. NetBeui use broadcasts,
not connections. UDP is a connection-less protocol.
ICMP use the connectionless UDP protocol.