network – web-dev-net-platform – কুইজ মডেল টেস্ট অনুশীলন – 25

network – web-dev-net-platform – কুইজ মডেল টেস্ট অনুশীলন – 25

12558. While working in setup mode, a configuration line is typed incorrectly. What should you do to exit setup mode, without executing or saving any of the mistakes you made?

1. Type exit at the setup dialog
2. Press the Ctrl-C key combination.
3. Press the Ctrl-X key combination.
4. Type close at the setup dialog

12559. Which IOS user EXEC command will allow a network technician to determine which router in the path to an unreachable network host should be examined more closely for the cause of the network failure?

1. B > trace
2. B > show ip route
3. B> telnet
4. B > ping

12560. An administrator issues the show ip interface s0/0 command and the output displays that interface Serial0/0 is up, line protocol is up What does "line protocol is up" specifically indicate about the interface?

1. Keepalives are being received on the interface
2. A carrier detect signal has been received from the connected device
3. The cable is attached properly.
4. CDP has discovered the connected device

12561. Which of the following IOS commands could you use to troubleshoot a router connectivity problem on an IP network?

1. ipconfig
2. show ip route
3. tracert
4. None of the above

12562. What is the subnet address of the host with an IP address of 172.16.159.159/22?

1. 172.16.128.0
2. 172.16.159.0
3. 172.16.156.0
4. 172.16.159.128

12563. Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information?

1. the version of the bootstrap software present on the router
2. show version
3. show running-config
4. the amount of available ROM

12564. While logged into a router you manually shut down the serial 0 interface using the "shutdown" interface configuration command. You then issue the "show interface serial 0" command in exec mode. What could you expect the status of the serial 0 interface to be?

1. Serial 0 is down line protocol is down
2. Serial 0 is administratively down line protocol is down
3. Serial 0 is up line protocol is up
4. Serial 0 is up line protocol is down

12565. Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?

1. Half-duplex Ethernet uses a loopback circuit to detect collisions.
2. Full-duplex Ethernet uses CSMA/CD to prevent collisions.
3. A full-duplex Ethernet card allows 20Mbps for data transmission.
4. None of the above

12566. What is the purpose of an Address Resolution Protocol (ARP) request message?

1. It binds the IP address of a host to the network that it is on.
2. It encapsulates the Layer 3 address and then passes the packet to Layer 2.
3. It creates a session by passing a header with destination Layer 2 address to the transport layer.
4. It builds a correlation between an IP address and a MAC address.

12567. Some of the routers have been configured with default routes. What are some of the advantages of using default routes?

1. None of the above
2. They require a great deal of CPU power.
3. The keep routing tables small.
4. They establish routes that will never go down.

আমাদের কাছে থাকা লক্ষ লক্ষ মডেল টেস্ট থেকে প্রাকটিজের জন্য কিছু এখানে তুলে ধরা হল। প্রতিটি অধ্যায়ের উপরে ইশিখন.কম কুইজ চ্যালেঞ্জ এ আছে শত শত মডেল টেস্ট বার বার মডেল টেস্ট দিয়ে নিজেকে যাচাই কর এবং পুরো বাংলাদেশের সকল শিক্ষার্থীর সাথে আপনার মেধা তালিকা দেখুন। প্রশ্নে কোন প্রকার ভুল থাকলে সঠিক উত্তরসহ নিচে কমেন্ট করে জানাবেন, আমরা ঠিক করে দেবো।