Networking Fundamentals Day 7

What are used to provide encryption in transit

• AES and RSA
• SSH and FTP
• TLS and SSL
• HTTP and FTP

Difference between POP3 and IMAP protocol

• POP3 syncs emails across multiple devices and keeps them stored on the server
• IMAP downloads emails to a single device and deletes them from the server
• POP3 and IMAP are the same protocol with different names
• POP3 downloads emails to a single device and deletes them from the server, while IMAP syncs emails across multiple devices and keeps them stored on the server.

Which command will SMTP protocol uses to specify recipient address?

• TO:
• MAIL FROM
• RCPT FROM
• RCPT TO

Is Hub an intelligent device?

• Yes
• No
• Maybe
• Sometimes

Which device is used at layer 1 to amplify network signals

• repeater
• hub
• switch
• router

Total number of virtual ports in networking

?

• 32768
• 16384
• 1024
• 65536

which type of virtual port numbers are assigned by IANA

• Random Port Numbers
• Reserved Port Numbers
• Well-Known Port Numbers
• Private Port Numbers

Which type of virtual ports needs to be registered with IANA

• Dynamic ports
• Registered ports
• Private ports
• Unregistered ports

Client applications uses which type of virtual ports

• Ephemeral ports
• Static ports
• well known ports

• Reserved ports

Port number range of well known ports

• 1024-49151
• 49152-65535
• 65536-99999
• 0-1023