Quiz mentoring 3 - S1

Where is location that includes configuration files for many components, including components that interface with devices or application.

• /etc/

• /dev/

• /proc/

• /boot/

Which layer that include to upper layer osi model?

• Physical

• Data-link

• Presentation

• Network

what is the use of DHCP Server? except

• Manage ip address pools

• Give ip address to client

• Bind address to specific client

• Use of static ip address

DNS (Domain Name System), which following is right about DNS?

• IP address is automatically translated to DNS

• A DNS can replace the usage of IP address and we doesn't need or use IP address anytime.

• A DNS server holds a database of hostnames and their corresponding IP addresses. Clients query the DNS server to get the IP address of a given host.

• DNS make user confused rather than IP address

Which range of A class IPV4

• 1-126

• 128-191

• 192-224

• 127

Which following subnet mask is true for network 192.168.0.0/27

• 255.255.255.0

• 255.255.255.192

• 255.255.255.252

• 255.255.255.224

What is default network port of SSH?

• 21

• 23

• 22

• 25

What the default network port of HTTPS

• 80

• 443

• 465

• 993

Which protocol that provide to receive email from user and save it on the server?. So user can access the INBOX anywhere over the internet

• IMAP

• POP3

• SMTP

• FTP

Which command that use to show all connected network device on linux?

• nmcli

• lsblk

• lshw

• lscpu