TSR 2 Aptitude Test

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1. What is the purpose of NAT?

Allows encapsulated connection to any websites

It allow transparent connection to the internet

It is internet connection sharing

About This Quiz

This quiz is to test your network and advance skill levels needed for Level 2 support.

2. What first name or nickname would you like us to use?

You may optionally provide this to label your report, leaderboard, or certificate.

2. What is Ping and usage of Ping?

Check the status of the router

To find the routing path

To trace IP address to MAC address

3. What effects connection speed ?

The Host Server's Internet Connection speed

Internet Routers

Presence of SpyWare/Malware on your computer

Faulty Cable

All of the above

4. What is the purpose of a subnet mask?

To identify the network address

To mask a portion of the IP address so can distinguish the network ID from the host ID

To identify the network ID

None of the above

5. Which TCP/IP Utilities are used to verify and test a TCP/IP configuration?

UDP and TCP

Nslookup

Traceroute

Ping and Ipconfig

6. What is named ?;

DNS cache file;

Internet domain name server;

Read from cron when named starts up;

Domain Name server that reads from default named configuration file and listens to queries when invoked;

7.

Bandwith is

Internet connection speed

Round-trip time of request

Network performance

Measurement of data transfer rate

8. What is TCP/IP?

Connectionless Protocol Suite

Connection based Protocol Suite

Suite of protocols that provide routing in WANs, and connectivity to a variety of host on the Internet

It is a diagnostic tool

9. How DHCP works? Name Phases of DHCP Client Configuration.

IP lease , IP lease acknowledgment

IP lease Discover, IP lease

IP lease Discover, IP lease offer, IP lease acknowledgment

IP lease Discover, IP lease offer, IP lease request, IP lease acknowledgment

10. What is ifconfig in Linux ?;

To view ip address ;

Parameter that defines IP addresses of DNS servers. ;

Display current configuration of network interface;

Show status of ethernet interface ;

11. What are the possible reasons when there is lack of ICMP response when ping query is done?

A server with that IP address doesn’t exist & The server has been configured not to respond to pings.

A firewall or router along the network path is blocking ICMP traffic.

All of the above

12. What is the use of Proxy?

To speed up your access to the Internet as it contains cache

To filter all request send to the internet in LAN

Provides encryption on the user side IP address

All of the above

13. What are the range of addresses for class A, class B and Class C?

Class A : 1- 126 , Class B: 128-191 , Class C: 192-223

Class A : 1- 125 , Class B: 126-191 , Class C: 192-223

Class A : 1- 126 , Class B: 127-191 , Class C: 192-223

Class A : 1- 127 , Class B: 128-192 , Class C: 193-224

14. How do you test if NIC is responding?

Ping localhost

Telnet 127.0.0.1

Netstat -an

A&B

15. What protocol does Ping use?

TCP

ARP

ICMP

BootP

16. What is Traceroute and Tracert? What is the usefulness of this tool for network troubleshooting?

Traceroute is network sniffering tool that users icmp

Traceroute is a utility program that monitors the network path of a remote computer

Utility program maps the IP address of a web server

All of the above.

17. What is telnet? How do you run telnet command to test targeted IP address for reserved port such as SSH, HTTPS, HTTP, FTP, SMTP and POP3? Provide answers for all ports stated below accordingly

18. How would you test if DNS server is responding and the website address is valid?

Nslookup

Ping

Find

All of the above

19. What is a Router?

Enables sharing of resources among network devices

Internetworking device

Hardware that helps LANs communication

All of the above

Thank you for your feedback!

Tsr 2 Aptitude Test

1. What is the purpose of NAT?

2.

What first name or nickname would you like us to use?

2. What is Ping and usage of Ping?

3. What effects connection speed ?

4. What is the purpose of a subnet mask?

5. Which TCP/IP Utilities are used to verify and test a TCP/IP configuration?

6. What is named ?;

7. Bandwith is

8. What is TCP/IP?

9. How DHCP works? Name Phases of DHCP Client Configuration.

10. What is ifconfig in Linux ?;

11. What are the possible reasons when there is lack of ICMP response when ping query is done?

12. What is the use of Proxy?

13. What are the range of addresses for class A, class B and Class C?

14. How do you test if NIC is responding?

15. What protocol does Ping use?

16. What is Traceroute and Tracert? What is the usefulness of this tool for network troubleshooting?

17. What is telnet? How do you run telnet command to test targeted IP address for reserved port such as SSH, HTTPS, HTTP, FTP, SMTP and POP3? Provide answers for all ports stated below accordingly

18. How would you test if DNS server is responding and the website address is valid?

19. What is a Router?

7.

Bandwith is