Chris Bryant Train Signal Practice Exam #2

www.trainsignal.com

Summary:

Student/user's name: Doug Kenline
Quiz description: Cisco CCENT Practice Exam 2
Date: Jul 01 2008
Number of questions answered correctly: 70
Total number of questions attempted: 100
Percentage correct: 70 %
Elapsed time: 24 minutes


These are the questions that you incorrectly answered during this quiz:


What three fields do TCP and UDP headers have in common?

Your response was:
destination port
source port
source IP address
The correct answer:
destination port
source port
checksum





Which TCP ports does FTP use?

Your response was:
80

The correct answer:
20
21





What command will encrypt all non-encrypted passwords in the config file?

Your response was:
password encrypt all

The correct answer: service password-encryption




What command creates a local database on a Cisco router?

Your response was:
database enable

The correct answer: username / password




The Simple Network Management Protocol uses what UDP port number?

Your response was:
53

The correct answer: 161




Where is a router's startup config file kept?

Your response was:
ROM

The correct answer: NVRAM




What TCP port does Secure Shell use?

Your response was:
80

The correct answer: 22




What command will tell you immediately if there is no cable attached to Serial0?

Your response was:
show interface serial 0

The correct answer: show controller serial 0




You run show interface serial0 and note the line protocol is down, but the interface is up. What should you check first?

Your response was:
Make sure the cable is connected.

The correct answer: Make sure the DCE is giving clockrate to the DTE.




With a straightthrough cable, what pins always transmit?

Your response was:
5 and 6

The correct answer: 1 and 2




Telnet uses what TCP port number?

Your response was:
22

The correct answer: 23




You're connecting a laptop to a router console port. What cable type do you need?

Your response was:
crossover

The correct answer: rollover




By default, what users are allowed to Telnet to a router?

Your response was:
All

The correct answer: None




What Ethernet variation is defined by IEEE 802.3u?

Your response was:
Gigabit Ethernet

The correct answer: Fast Ethernet




Name two devices that operate at Layer 2 of the OSI model.

Your response was:
Router
The correct answer:
Bridge
Switch





In the MAC address aa-bb-cc-dd-ee-ff, what portion is the OUI?

Your response was:
dd-ee-ff

The correct answer: aa-bb-cc




Name two TCP port numbers used by email protocols.

Your response was:
80
The correct answer:
110
25





You want to change the speed on 20 switch ports at one time. What command will accomplish this?

Your response was:
speed fast 0/1-20 set 100

The correct answer: interface range fast0/1 - 20




The MAC address 01-00-5e-aa-bb-cc is what kind of MAC address?

Your response was:
unicast

The correct answer: multicast




The email protocols POP3 and SMTP run at which layer of the OSI model?

Your response was:
Transport

The correct answer: Application




Where can a router's bootstrap startup program be found?

Your response was:
Flash

The correct answer: ROM




What protocol uses both TCP port 53 and UDP port 53?

Your response was:
SMTP

The correct answer: DNS




Of RAM, ROM, NVRAM, and Flash, which one loses its contents on a reload?

Your response was:
ROM

The correct answer: RAM




You've entered Setup Mode and you'd like to get out of it. What keystroke will do this?

Your response was:
ALT - COM - DELETE

The correct answer: CTRL - C




SSL uses what TCP port number?

Your response was:
144

The correct answer: 443




By default, where will a router look for a startup config file during the boot process?

Your response was:
ROM

The correct answer: NVRAM




Which of the following would need CSMA / CD?

Your response was:
Fast Ethernet
The correct answer:
10Base5
10Base2





If the router cannot find a valid startup config file, what happens?

Your response was:
The router will shut down due to the failed post.

The correct answer: The router goes into Setup Mode.




Of DHCP, FTP, SSH, and POP3, which one does not run on TCP?

Your response was:
POP3

The correct answer: DHCP




What Ethernet standard cannot run on copper wiring?

Your response was:
10Base2

The correct answer: None of the above