CCNA Practice Quiz Questions!
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- 1.
Which OSI layer defines the functions of logical network-wide address and routing?
- A.
Data Link Layer
- B.
Network Layer
- C.
Physical Layer
- D.
Transport Layer
Correct Answer
B. Network Layer -
- 2.
Which of the following media is Category 5 UTP- two pair?
- A.
100Base-FX
- B.
100Base-TX
- C.
1000Base-CX
- D.
1000Base-SX
Correct Answer
B. 100Base-TX -
- 3.
Which of the following TCP/IP layers defines both the physical network specifications and the protocols used to control the physical network?
- A.
Internet Layer
- B.
Transport Layer
- C.
Application Layer
- D.
Network Access Layer
Correct Answer
D. Network Access Layer -
- 4.
Which EIA/TIA standard is used for making an Ethernet crossover cable?
- A.
T568A - T568A
- B.
T568B - T568B
- C.
T568A - T568B
- D.
None of the above
Correct Answer
C. T568A - T568B -
- 5.
Crossover UTP cables are used for connecting__________
- A.
PC to hub
- B.
PC to router
- C.
PC to bridge
- D.
PC to switch
Correct Answer
A. PC to hub -
- 6.
Which of the following is true about the Ethernet Frame Check Sequence field?
- A.
It is 2 bytes long
- B.
It is used for encryption
- C.
It is used for data padding
- D.
It resides in the Ethernet frame trailer
Correct Answer
D. It resides in the Ethernet frame trailer -
- 7.
The CSU/DSU is a________ device
- A.
DCE
- B.
DTE
- C.
Routing
- D.
Switching
Correct Answer
B. DTE -
- 8.
Which of the following is true about the cabling of a 10Base2 Ethernet LAN?
- A.
Connect each device in series using the UTP cabling
- B.
Connect each device in series using coaxial cabling
- C.
Connect each device to a centralized LAN hub using UTP cabling
- D.
Connect each device to a centralized LAN switch using UTP cabling
Correct Answer
B. Connect each device in series using coaxial cabling -
- 9.
- A.
2 collision domains and 4 broadcast domains
- B.
2 collision domains and 6 broadcast domains
- C.
4 collision domains and 2 broadcast domains
- D.
6 collision domains and 2 broadcast domains
Correct Answer
D. 6 collision domains and 2 broadcast domains -
- 10.
Which of the following network devices will reduce the bandwidth and performance of the network?
- A.
Hub
- B.
Bridge
- C.
Switch
- D.
Router
Correct Answer
B. Bridge -
- 11.
Which of the following is TRUE for peer-to-peer networks?
- A.
Clients reduce network traffic
- B.
Data storage is decentralized
- C.
Multiple points of failure in the system
- D.
Security and file verification is improved
Correct Answer
B. Data storage is decentralized -
- 12.
Which of the following is an advantage of Client/Server network model?
- A.
Better security
- B.
Low cost and maintenance
- C.
Does not need network adminstation
- D.
Does not have single point of failure
Correct Answer
A. Better security -
- 13.
Which of the following is a typical function of TCP?
- A.
Routing
- B.
Widowing
- C.
Encryption
- D.
Transfer of bits on network media
Correct Answer
B. Widowing -
- 14.
Which of the following is an example of a routed protocol?
- A.
IPX
- B.
STP
- C.
TFTP
- D.
OSPF
Correct Answer
A. IPX -
- 15.
Which of the following is NOT a private IP network address?
- A.
10.0.0.0
- B.
172.31.0.0
- C.
200.100.50.0
- D.
192.168.255.0
Correct Answer
C. 200.100.50.0 -
- 16.
Which of the following protocol and transfer method uses reliable data exchange?
- A.
TCP, Connectionless
- B.
UDP, Connectionless
- C.
TCP, Connection-oriented
- D.
UDP, Connection-oriented
Correct Answer
C. TCP, Connection-oriented -
- 17.
If mask 255.255.255.240 were used with a Class C network, how many subnets could exist, with how many usable hosts per subnet, respectively?
- A.
14 and 14
- B.
14 and 16
- C.
16 and 14
- D.
16 and 16
Correct Answer
B. 14 and 16 -
- 18.
To assign dynamic IP addresses to the hosts on the network, you will need a_________ server
- A.
DNS
- B.
FTP
- C.
DHCP
- D.
SMTP
Correct Answer
C. DHCP -
- 19.
Which of the following statements is TRUE about WLAN?
- A.
In frastructure mode, the wireless client communicates with a wireless access point
- B.
In frastructure mode, the wireless client communicates with other wireless client directly
- C.
In ad-hoc mode, the wireless client communicates with a wireless access point
- D.
None of the above
Correct Answer
C. In ad-hoc mode, the wireless client communicates with a wireless access point -
- 20.
What is the correct equipment required to setup WLAN access for host computers?
- A.
Hub
- B.
Switch
- C.
Router
- D.
Access point
Correct Answer
D. Access point -
- 21.
The easiest method to transfer files between 2 computers wirelessly is by using________ mode
- A.
WAN
- B.
Ad-hoc
- C.
Infrastructure
- D.
Metropolian Area network
Correct Answer
B. Ad-hoc -
- 22.
Bluetooth technology is used in_______
- A.
GPS
- B.
WPANs
- C.
WMANs
- D.
WWANs
Correct Answer
B. WPANs -
- 23.
Why are 802.11a devices not compatible with other 802.11 devices?
- A.
802.11a devices use OFDM
- B.
802.11a devices use 5 GHz frequency band
- C.
802.11a devices use 2.4GHz frequency band
- D.
802.11a devices support data transmission up to 54Mbps
Correct Answer
B. 802.11a devices use 5 GHz frequency band -
- 24.
Which of the following step is optional during the setting up of a wireless access point for internet connection
- A.
Configure the SSID
- B.
Powering up the AP
- C.
Enable MAC filtering
- D.
Connect AP to wired network
Correct Answer
A. Configure the SSID -
- 25.
Which of the following WLAN security solution is used in conjunction with Extensible Authentication Protocol?
- A.
WEP
- B.
VPN
- C.
TKIP
- D.
802.1x
Correct Answer
D. 802.1x -
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Mar 20, 2022Quiz Edited by
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Aug 02, 2012Quiz Created by
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