CompTIA Network+ Certification (N10-003) Part 12

1. Which of the following provides basic security for wireless networks?

SSL

WEP

IPSec

L2TP

Wired Equivalent Privacy (WEP) is used to encrypt data transitions over a wireless 802.11b network.

Explanation

Wired Equivalent Privacy (WEP) is used to encrypt data transitions over a wireless 802.11b network.

2. Which of the following are not remote access protocols?

PPP

ARP

SLIP

PPTP

Address Resolution Protocol (ARP) provides host name to MAC address resolution, not remote access.

Explanation

Address Resolution Protocol (ARP) provides host name to MAC address resolution, not remote access.

3. What is the maximum speed of a T1 connection?

1.544 Mbps

2.048 Mbps

44.736 Mbps

274.176 Mbps

A T1 line operates at 1.544 Mbps.

Explanation

A T1 line operates at 1.544 Mbps.

4. Which of the following provide remote access over point-to-point links?

RIP

PPP

ARP

SLIP

Point-to-Point Protocol (PPP) establishes a connection over point-to-point links and is commonly used for remote connections to ISPs and LANs.

Explanation

Point-to-Point Protocol (PPP) establishes a connection over point-to-point links and is commonly used for remote connections to ISPs and LANs.

5. Which of the following provides secure connections between a web browser and a web server?

SSL

WEP

IPSec

L2TP

Secure Socket Layer (SSL) is used to provide secure Session Layer connections between a web browser and a web server.

Explanation

Secure Socket Layer (SSL) is used to provide secure Session Layer connections between a web browser and a web server.

6. Which of the following requires a splitter?

An analog modem

An ISDN modem

A cable modem

A T1 line

A cable modem takes its signal off the co-axial cable on which television broadcasts are carried. It uses a splitter to connect to the cable modem.

Explanation

A cable modem takes its signal off the co-axial cable on which television broadcasts are carried. It uses a splitter to connect to the cable modem.

7. Which of the following WAN technologies use a ring topology?

ISDN

FDDI

ATM

Frame Relay

The Fiber Distibuted Data Interface (FDDI) uses fiber-optic cable as its transmission medium and dual token rings to provide data delivery and fault tolerance.

Explanation

The Fiber Distibuted Data Interface (FDDI) uses fiber-optic cable as its transmission medium and dual token rings to provide data delivery and fault tolerance.

8. Which of the following WAN technologies use token passing?

ISDN

FDDI

ATM

Frame Relay

Fiber Distributed Data Interface (FDDI) is a token passing technology that uses fiber-optic cable as its transmission medium and dual token rings to provide data delivery and fault tolerance.

Explanation

Fiber Distributed Data Interface (FDDI) is a token passing technology that uses fiber-optic cable as its transmission medium and dual token rings to provide data delivery and fault tolerance.

9. Which of the following statements is true regarding the CHAP authentication system?

The initiator sends a logon request from the client to the server. The server sends a challenge back to the client. The challenge is encrypted and then sent back to the server. The server compares the value from the client and if the information matches, the server grants authorization. If the response fails, the session fails and the request phase starts over.

Explanation

The initiator sends a logon request from the client to the server. The server sends a challenge back to the client. The challenge is encrypted and then sent back to the server. The server compares the value from the client and if the information matches, the server grants authorization. If the response fails, the session fails and the request phase starts over.

10. Which of the following operates at the Network Layer of the OSI model?

SSL

SSH

IPSec

L2TP

IP Security (IPSec) is a Network Layer protocol used to provide authentication and encryption over the Internet.

Explanation

IP Security (IPSec) is a Network Layer protocol used to provide authentication and encryption over the Internet.

11. Which of the following sequences is correct regarding the flow of the CHAP system?

Logon request, encrypts value response, server, challenge, compare encrypts results, authorize or fail

Logon request, challenge, encrypts value response, server, compare encrypted results, authorize or fail

Logon request, challenge, server, encrypts value response, compare encrypted results, authorize or fail

Logon request, server, encrypts value response, challenge, compare encrypted results

The initiator sends a logon request from the client to the server. The server sends a challenge back to the client. The challenge is encrypted and then sent back to the server. The server compares the value from the client and if the information matches, the server grants authorization. If the response fails, the session fails and the request phase starts over.

Explanation

The initiator sends a logon request from the client to the server. The server sends a challenge back to the client. The challenge is encrypted and then sent back to the server. The server compares the value from the client and if the information matches, the server grants authorization. If the response fails, the session fails and the request phase starts over.

12. What is the maximum speed of an E1 connection?

1.544 Mbps

2.048 Mbps

44.736 Mbps

274.176 Mbps

An E1 line operates at 2.048 Mbps

Explanation

An E1 line operates at 2.048 Mbps

13. Which of the following statements regarding authentication protocols is false?

PAP is insecure because usernames and passwords are sent over the network in celar text

CHAP is more secure than PAP because it encrypts usernames and passwords before they are sent over the network

RADIUS is a client/server-based system that provides authentication, authorization and accounting services for remote dial-up access

MS-CHAP version 1 is capable of mutual authentication of both the client and the server

MS-CHAP version 2 is capable of mutual authentication but MS-CHAP version 1 is not capable of mutual authentication

Explanation

MS-CHAP version 2 is capable of mutual authentication but MS-CHAP version 1 is not capable of mutual authentication

14. Which of the following uses unencrypted user names and passwords?

PAP

CHAP

RADIUS

MS-CHAP

Password Authentication Protocol (PAP) uses username and password combinations but transmitts the username and password in clear text.

Explanation

Password Authentication Protocol (PAP) uses username and password combinations but transmitts the username and password in clear text.

15. Which of the following operates at the Data Link Layer of the OSI model?

SSL

SSH

IPSec

L2TP

Layer 2 Tunneling Protocol (L2TP) operates at the Data Link Layer

Explanation

Layer 2 Tunneling Protocol (L2TP) operates at the Data Link Layer

16. Which permission does Mac OS X Server 10.3 use by default for shared files and folder permissions?

No permissions

NTFS permissions

MAC OS permissions

Standard UNIX permissions

Mac OS X is based on the UNIX kernel. As such, it uses UNIX file and folder permissions.

Explanation

Mac OS X is based on the UNIX kernel. As such, it uses UNIX file and folder permissions.

17. Which of the following statements regarding remote access protocols are true?

SLIP provides no error checking and packet addressing but can be used over point-to-point links

Like SLIP, PPP provides no error checking but is easy to configure

PPP supports authentication negotiation, as well as negotiation of encryption and compression between client and server

The Link Control Protocol (LCP) allows Point-to-Point Protocol (PPP) to support authentication negotiation, as well as negotiation of encryption and compression between client and server, using compression control protocols (CCPs) and encryption control protocols (ECPs).

Explanation

The Link Control Protocol (LCP) allows Point-to-Point Protocol (PPP) to support authentication negotiation, as well as negotiation of encryption and compression between client and server, using compression control protocols (CCPs) and encryption control protocols (ECPs).

18. You work as a network administrator for a company that has 25 Windows workstations and one NetWare server. All users have accounts and permissions on the NetWare server. What must you still do to allow users to access the NetWare server?

Enable Gateway Services for NetWare (GSNW)

Enable Client Services for NetWare (CSNW)

Enable File and Print Services for NetWare (FPNW)

Enable Client for Microsoft Networks (CMN)

Do nothing. Users will be able to access the NetWare server

Cilent Services for NetWare (CSNW) allows a Windows workstation to access NetWare servers without the need for a Windows NT server. However, all users who want to access NetWare resources need user accounts and rights on the NetWare servers they access.

Explanation

Cilent Services for NetWare (CSNW) allows a Windows workstation to access NetWare servers without the need for a Windows NT server. However, all users who want to access NetWare resources need user accounts and rights on the NetWare servers they access.

19. When a file is shared on a Windows 2000 Professional computer, how many concurrent connections can be made to the share?

1

5

10

20

Windows 2000 Professional can have a maximum of 10 simultaneous connections.

Explanation

Windows 2000 Professional can have a maximum of 10 simultaneous connections.

20. Which of the following WAN technologies use cell-switching?

ISDN

FDDI

ATM

Frame Relay

ATM is a high-speed cell-switching WAN that does not depend on any specific LAN topology. It uses cell-switching, which is similar to packet-switching, except that an ATM cell is always fixed in length.

Explanation

ATM is a high-speed cell-switching WAN that does not depend on any specific LAN topology. It uses cell-switching, which is similar to packet-switching, except that an ATM cell is always fixed in length.

21. You are working as a senior network technician and you've been requested to setup a WLAN at a small office. The WLAN will be configured with Wired Equivalent Privacy (WEP). Which of the following is not a valid WEP key length that you could use?

32-bit

40-bit

64-bit

128-bit

WEP keys can be 40, 64 or 128 bits long.

Explanation

WEP keys can be 40, 64 or 128 bits long.

22. Which of the following provides authentication and encryption over the internet?

SSL

WEP

IPSec

L2TP

IP Security (IPSec) is used to provide authentication and encryption over the internet.

Explanation

IP Security (IPSec) is used to provide authentication and encryption over the internet.

23. Which of the following uses encrypted username and passwords?

PAP

CHAP

RADIUS

MS-CHAP

Remote Authentication Dial-In User Services (RADIUS) is an authentication and accounting service that uses username and password combinations but transmits the username and password in encrypted form.

Explanation

Remote Authentication Dial-In User Services (RADIUS) is an authentication and accounting service that uses username and password combinations but transmits the username and password in encrypted form.

24. Which of the following allows Novel workstations to access files and printers hosted on a Windows NT server?

Gateway Services for NetWare (GSNW)

Client Services for NetWare (CSNW)

File and Print Services for NetWare (FPNW)

Client for Microsoft Networks (CMN)

File and Print Services for NetWare (FPNW) allows Novell clients to access file and printers hosted on a Windows NT server.

Explanation

File and Print Services for NetWare (FPNW) allows Novell clients to access file and printers hosted on a Windows NT server.

25. Which of the following requires a splitter? (choose all that apply)

An analog modem

An ISDN modem

A cable modem

A DSL modem

A cable modem takes its signal off the co-axial cable on which television broadcasts are carried. It uses a splitter to connect to the cable modem. A DSL modem works on a single phone line without losing voice call capability by using a splitter on the telephone line. The splitter enables the use of multiple frequencies on the telephone line.

Explanation

A cable modem takes its signal off the co-axial cable on which television broadcasts are carried. It uses a splitter to connect to the cable modem. A DSL modem works on a single phone line without losing voice call capability by using a splitter on the telephone line. The splitter enables the use of multiple frequencies on the telephone line.

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26. Which of the following protocols are used in Virtual Private Networks (VPNs)?

SSL

WEP

IPSec

L2TP

Layer 2 Tunneling Protocol (L2TP) is used in virtual private networks (VPNs).

Explanation

Layer 2 Tunneling Protocol (L2TP) is used in virtual private networks (VPNs).

27. Which of the following operates at the Session Layer of the OSI model?

SSL

SSH

IPSec

L2TP

Secure Sockets Layer (SSL) operates at the Session Layer and is used to provide secure Session layer connections between a web browser and web server.

Explanation

Secure Sockets Layer (SSL) operates at the Session Layer and is used to provide secure Session layer connections between a web browser and web server.

28. Which of the following allows Windows workstations to access a NetWare server via a Windows NT server?

Gateway Services for NetWare (GSNW)

Client Services for NetWare (CSNW)

File and Print Services for NetWare (FPNW)

Client for Microsoft Networks (CMN)

Gateway Services for NetWare (GSNW) allows multiple Windows NT clients to connect through a Windows NT server to NetWare servers.

Explanation

Gateway Services for NetWare (GSNW) allows multiple Windows NT clients to connect through a Windows NT server to NetWare servers.

29. Which of the following statements regarding WAN technologies are true? (select all that apply)

ATM is a high-speed packet-switching WAN technology

Frame Relay is a packet-switching WAN technology that uses permanent virtual circuits (PVCs)

All of these statements are true.

Explanation

All of these statements are true.

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30. Which of the following are connection-oriented services? (choose all that apply)

DSL

FDDI

ATM

Frame Relay

ATM and Frame Relay are connection-oriented services while DSL and FDDI are best-effort services.

Explanation

ATM and Frame Relay are connection-oriented services while DSL and FDDI are best-effort services.

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