ICND1 MCQs Questions and answer
CCNA is divided into two parts, i.e. ICND1 & ICND2. when you earn both certifications then you become CCNA certified. Here are practice test or quiz for both these exam, which are very informative and helpful for your exam preparation.
[wpsqt name=”ICND1 Network OSI and TCP/IP Quiz” type=”quiz”]
ICND1 MCQs Questions and answer
Q1- Which three of following protocols are works on network layer:
- IGMP
- IP
- RIP2
- TCP
- DNS
Answer: IP, RIP2, IGMP
Q2- Which OSI layer is responsible for reliability of transportation of data among different network nodes with flow control and sequencing?
- Application layer
- Transport layer
- Physical layer
- Data-link layer
Answer: Transport layer
Q3- Choose two Characteristic of layer 2 switch :
- Increases the number of collision domains
- Decreases the number of collision domains
- You can create Implements VLAN
- Packets forward on basis of IP
Answer: 1,3
Q4- Given an IP address of 192.168.1.42 with subnet mask 255.255.255.248, what is the subnet address?
- 192.168.1.8/29
- 192.168.1.32/22
- 192.168.1.40/29
- 192.111.1.16/28
Answer: 3
Q5- What is the subnet address for the IP address 192.23.11.34/28?
- 192.23.11.32
- 192.23.11.16
- 192.23.11.128
- 192.23.11.0
Answer: 192.23.11.32
Q6- _______ device works at physical layer of the OSI model?
- Hub
- Switch
- Bridge
- Router
- Layer-3 Switch
Answer: Hub
Q7- Using command line vty 0 4, you will support for _____ simultaneous Telnet sessions on a Cisco router unlimited
- 100
- 3
- 4
- 5
- 04
Answer: 5 sessions
Q8- Which of following three statements are true about CDP (Cisco Discovery Protocol).
- Cisco Discovery Protocol runs only on Cisco device
- CDP supports all vendor device
- Cisco Discovery Protocol runs on data-link layer
- CDP can discover directly connected Devices
Answer: 1, 3,4
Q9- Choose three types of flow control (in OSI layer)?
- buffering
- congestion avoidance
- flowing
- windowing
Q10- Valid IP addresses from the network 10.2.222.0/20 are? (Choose three.)
- 10.2,222.0
- 10.2,222.1
- 10.2,222.255
- 10.2,222.255
- 10.1.160.0
- 10.1.175.255
Q11- In ______ transport layer protocols you have no acknowledgment message required?
- UDB
- UDP
- TCP
- OSI
Q12- _______ protocol uses a connection-oriented connection for transporting data from one system to another systems
- TFTP
- FTP
- NTP
- RADIUS
- EIGRP
Q13- ___________ OSI layer has the address of a destination system on another network?
- Network
- Session
- Physical
- Application
Q14- _______ network-device works at layer-3 of the OSI model?
- Hub
- Switch
- Bridge
- Router
- Repeater
Q15- A network with two Hubs with 12 port each have ______ collision domain.
- 24
- 12
- 2
- 6
Q17- A switch with 24 ports and 6 VLANs have ____ collision and ______ broadcast domains.
- 48, 12
- 24, 6
- 24, 0
- 24, 1
- 1, 24
Q18- how many valid IP hosts are available in Class C /30 subnet mask, ?
- 2
- 30
- 4
- 254
Q19- How a host on an network obtain destination address when it have MAC?
- Broadcast
- Hello message from router
- Sends out an ARP request with the destination IP address
- Drops the frame
Q20- Following are the example of application layer protocols(choose 3):
- FTP
- TACACS+
- RTSP
- LDAP
- ISTP