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Module 3 - The Internet 3

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

To securely transfer a large file you should use this protocol....

a)

Telnet

b)

SSH

c)

SFTP

d)

SSHTP

e)

S-Telnet

2.

Penny calls Sheldon to troubleshoot her VoIP connection. What kind of cable is MOST likely connected to the telephone...?

a)

CAT 3 cable

b)

USB cable

c)

CAT 6 cable

d)

Single-mode fiber

e)

HDMI cable

3.

Raj installs a new firewall, but now he can't send emails... What port in the firewall

a)

21

b)

25

c)

110

d)

22

e)

443

4.

When Sheldon tries to access www.BigBang.com he is directed to www.YoungSheldon.com. This problem only occurs at this one website. What is probably the issue....?

a)

The DNS server is down

b)

The DHCP server is misconfigured

c)

The HOSTS file has an entry mapping the IP address for www.YoungSheldon.com to the name www.BigBang.com

d)

The router has an entry mapping the IP address for www.BigBang.com to www.YoungSheldon.com

e)

His port configuration is wrong

5.

A client reports that their VoIP phone screen displays a "Duplicate IP address" error. Which of the following is the first action to try to resolve this problem?

a)

Change MAC address settings

b)

Call the vendor

c)

Try another LAN connection

d)

Replace the screen on the phone

e)

Reboot the phone

6.

If you want a good replacement for POTS then try....

a)

PSTN

b)

VoIP

c)

Dial-up

d)

VPN

e)

DSL

7.

SSH uses port number.....?

a)

21

b)

110

c)

3389

d)

22

e)

25

8.

A DSL modem uses this type of transmission medium.....

a)

Cable TV coax

b)

Fiber optic cable

c)

Wireless adapter

d)

Household telephone lines

e)

Satellite Dish

9.

To send and to receive email you would use which two of the ports below...?

a)

25

b)

53

c)

80

d)

110

e)

443

10.

A user has installed a new wireless router and is unable to connect their game console to the manufacturer's network service. Which of the following should the technician look for first?

a)

Ensure the game system has a static IP address

b)

Contact the manufacturer to see if service is available

c)

Ensure the correct ports are open

d)

Ensure the game system has updated firmware

11.

FTP (File Transfer Protocol) uses which of the following TCP/IP Protocols and ports?

a)

TCP, with ports 20 & 21

b)

UDP, with ports 20 & 21

c)

TCP with port 20, UDP with port 21

d)

TCP with port 40, HTTP with port 80

e)

UDP with port 80, TCP with port 40

12.

HTTP and HTTPS differ in that the data is ___________________ and it uses port _____________.

a)

Compressed, 110

b)

Throttled, 143

c)

Encrypted, 443

d)

Password protected, 80

e)

Limited, 8080

13.

Traditionally e-mail uses this port to receive mail...?

a)

80

b)

110

c)

143

d)

443

e)

343

14.

A digital internet connection that runs over standard telephone wiring is called this....

a)

T-3

b)

Cable

c)

Fiber Optic

d)

Dial-up

e)

DSL

15.

Leonard needs to create a secure connection with a remote host. Sheldon tells Leonard he needs to use which of the following....?

a)

Telnet

b)

SSH

c)

FTP

d)

HTTP

e)

DSL

16.

You will find this type of connector between a DSL modem and the wall.....

a)

RJ-45

b)

LC

c)

SC

d)

RJ-11

e)

BNC

17.

A user calls the help desk and states that she suddenly cannot connect to the Internet or any other network resources. The user is on a company network that uses DHCP. The technician runs IPCONFIG from the command prompt and the PC has an IP address of 0.0.0.0. Which of the following steps should the technician perform first to troubleshoot this issue?

a)

Check the network cable

b)

Replace the network card

c)

Assign a static IP address

d)

Reinstall the network drivers

e)

Try turning it off and on

18.

A bad choice for VoIP for Internet Service is which of the following....?

a)

Satellite

b)

Cable

c)

DSL

d)

Dial-up

e)

Fiber optic