CISCO PLACEMENT TEST 7 @ 3/4/25 St.Josephs

Which of the following services use TCP?

• SMTP, HTTP and FTP

• 1. DHCP

  2. SMTP

  3. HTTP

  4. TFTP

  5. FTP

• 2. SMTP

  3. HTTP

  4. TFTP

  5. FTP

Which of the following services use UDP?

• DHCP

  SNMP

  TFTP

• FTP

  HTTP

  SNMP

• DHCP

  FTP

  SNMP

Which of the following devices translates hostnames into IP addresses?

• DNS Server

• Hub

• DHCP Server

• 
  Firewall

What does a DNS client called?

• DNS resolver

• DNS handler

• DNS updater

• None of the above

DNS database contains

• name server records

• hostname-to-address records

• 
  hostname aliases

• all of the mentioned

Wildcard domain names start with label

• *

• 
  &

• @

• #

_______ is a process-to-process protocol that adds only port addresses, checksum error control, and length information to the data from the upper layer.

• UDP

• TCP

• IP

• ARP

Which of the following that a data field can carry?

• ICMP messages

• 
  TCP segment

• 
  UDP segment

• 
  None of the above

Which of the protocol at transport layer provides connection oriented service?

• UDP

• 
  TCP

• 
  IP

• 
  IPX

User datagram protocol is called connectionless because

• 
  all UDP packets are treated independently by transport layer

• 
  it sends data as a stream of related packets

• 
  none of the mentioned