CompTIA Network+ Certification (N10-003) Part 11
30 CompTIA Network+ questions
- 1.Which of the following provides remote logon over the Internet?
- A.
Telnet
- B.
SSH
- C.
PPP
- D.
IMAP4
- 2.Which of the following cannot be used for remote connections?
- A.
Telnet
- B.
SSH
- C.
PPP
- D.
IMAP4
- 3.You work as a network administrator and you've been asked to configure a Microsoft Exchange server for e-mail services at a branch office. The Exchange server has to be able to send e-mail to the main office that uses a Novel GroupWise e-mail server. What protocol is needed to send e-mail between the two servers?
- A.
Client Service for Netware (CSNW)
- B.
Simple Mail Transfer Protocol (SMTP)
- C.
Internet Packet Exchange / Sequence Packet Exchange (IPX/SPX)
- D.
Post Office Protocol version 3 (POP3)
- 4.When using a modem for dial-up networking in Windows which of the following protocols is normally used to establish the connection?
- A.
Hypertext Transfer Protocol (HTTP)
- B.
Telnet
- C.
Point-to-Point Protocol (PPP)
- D.
Secure Shell (SSH)
- 5.You are a senior network technician. A trainee asks you which of the following protocols is used for error reporting in IP. How do you answer?
- A.
SMTP
- B.
ICMP
- C.
IGMP
- D.
SNMP
- 6.You are a network technician. Your boss asks if it is possible to encrypt data between web browser and web server. You answer that it is possible but it requires the use of ______.
- A.
IPSec
- B.
SSL
- C.
PPTP
- D.
L2TP
- 7.What is the default TCP port used by HTTPS?
- A.
21
- B.
23
- C.
80
- D.
443
- 8.What is the default TCP port used by HTTP?
- A.
21
- B.
23
- C.
80
- D.
443
- 9.Which ports must you open on a firewall to allow FTP traffic? (choose all that apply)
- A.
20
- B.
21
- C.
23
- D.
25
- 10.Which port must you close on a firewall to prevent users from browsing the Internet?
- A.
21
- B.
25
- C.
80
- D.
110
- 11.Which ports must you open on a firewall to allow e-mail communications? (choose all that apply)
- A.
21
- B.
25
- C.
80
- D.
110
- 12.Which of the following ports allow secure HTTP traffic?
- A.
22
- B.
80
- C.
143
- D.
443
- 13.Which of the following ports is required by Secure Shell?
- A.
20
- B.
21
- C.
22
- D.
23
- 14.Which of the following uses ports 20 and 21?
- A.
FTP
- B.
TFTP
- C.
IMAP4
- D.
NTP
- 15.Which of the following uses port 22?
- A.
Telnet
- B.
Secure Shell
- C.
HTTP
- D.
HTTPS
- 16.Which of the following uses port 23?
- A.
Telnet
- B.
Secure Shell
- C.
HTTP
- D.
HTTPS
- 17.Which of the following uses port 443?
- A.
Telnet
- B.
HTTP
- C.
IMAP4
- D.
HTTPS
- 18.Which of the following uses port 143?
- A.
Telnet
- B.
HTTP
- C.
IMAP4
- D.
HTTPS
- 19.Which of the following ports should be allowed to pass the corporate firewall to allow a remote user to log onto a corporate server using the SSH terminal from home?
- A.
23
- B.
22
- C.
21
- D.
20
- 20.You are working as a network technician. A developer wants to know what is the default port that listens to the URL http://www.google.com. How do you answer?
- A.
21
- B.
23
- C.
80
- D.
110
- 21.SMTP is identified by which of the following well-known TCP/IP ports?
- A.
21
- B.
23
- C.
25
- D.
110
- 22.You work as a network engineer. You have been asked to verify that the Simple Mail Transfer Protocol (SMTP) service is running on a remote server in a branch office. The server does not allow Remote Desktop connections. You know that you can test the SMTP port with telnet but on what port number should you establish the session?
- A.
20
- B.
21
- C.
23
- D.
25
- 23.You work as a network technician. You are asked to troubleshoot a problem where a user is unable to connect to a File Transfer Protocol (FTP) server even if port 21 is unblocked on the corporate firewall. What is the most probable cause of this problem?
- A.
Trivial File Transfer Protocol (TFTP) is not installed
- B.
Network File System (NFS) is not installed
- C.
Port 20 must also be unlocked
- D.
Port 22 must also be unlocked
- 24.Which of the following network services provides name resolution? (choose all that apply)
- A.
Dynamic Host Configuration Protocol (DHCP)
- B.
Domain Name Services (DNS)
- C.
Windows Internet Name Service (WINS)
- D.
Network Address Translation (NAT)
- 25.Which of the following provides NetBIOS name to IP address resolution?
- A.
Dynamic Host Configuration Protocol (DHCP)
- B.
Domain Name Services (DNS)
- C.
Windows Internet Name Service (WINS)
- D.
Network Address Translation (NAT)
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