Professional Knowledge Quiz

1. Which of the following services use TCP?
a. DHCP
b. SMTP
c. HTTP
d. TFTP
e. FTP


A. a and b
B. b, c and e
C. a, b and d
D. a, c and d

2. What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model?

A. Application
B. Host-to-Host
C. Internet
D. Network Access

3. Which of the following describe the DHCP Discover message?

a. It uses FF:FF:FF:FF:FF:FF as a layer 2 broadcast.
b. It uses UDP as the Transport layer protocol.
c. It uses TCP as the Transport layer protocol.
d. It does not use a layer 2 destination address.

A. a only
B. a and b
C. c and d
D. d only


4. You want to implement a mechanism that automates the IP configuration, including IP address, subnet mask, default gateway, and DNS information. Which protocol will you use to accomplish this?

A. SMTP
B. SNMP
C. DHCP
D. ARP

5. Which of the following is private IP address?

A.12.0.0.1
B. 168.172.19.39
C. 172.15.14.36
D. 192.168.24.43

6. Which of the following allows a router to respond to an ARP request that is intended for a remote host?

A. Gateway DP
B. Reverse ARP (RARP)
C. Proxy ARP
D. Inverse ARP (IARP)

7. The DoD model (also called the TCP/IP stack) has four layers. Which layer of the DoD model is equivalent to the Network layer of the OSI model?

A. Application
B. Host-to-Host
C. Internet
D. Network Access

8. Which of the following services use UDP?

a. DHCP
b. SMTP
c. SNMP
d. FTP
e. HTTP
f. TFTP
A. a, c and 6
B. b and d
C. a, b and d
D. All of the above

9. Which class of IP address provides a maximum of only 254 host addresses per network ID?

A. Class A
B. Class B
C. Class C
D. Class D

10. If you use either Telnet or FTP, which is the highest layer you are using to transmit data?

A. Application
B. Presentation
C. Session
D. Transport



ANSWERS:
1. B
2. B
3. B
4. C
5. D
6. C
7. C
8. A
9. C
10. A