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Q:

You are considering upgrading a Windows NT Workstation 4.0 computer on your network to Windows 2000 Professional. The computer has 12 applications installed in addition to the operating system. All the applications are compatible with Windows 2000. The end user would benefit from the additional features Windows 2000 provides. What action should you take? 

A) Upgrade the Windows NT Workstation 4.0 computer to Windows 2000 Server B) Upgrade the Windows NT Workstation 4.0 computer to Windows 2000 Professional
C) Perform a clean install of Windows 2000 Professional on the Windows NT Workstation 4.0 computer D) Don't upgrade the Windows NT Workstation 4.0 computer, but install the Directory Service Client on it instead
 
Answer & Explanation Answer: B) Upgrade the Windows NT Workstation 4.0 computer to Windows 2000 Professional

Explanation:

Upgrading the computer to Windows 2000 Professional is probably the best choice given that the current operating system is Windows NT Workstation 4.0 (which upgrades easily to Windows 2000 Professional) and the fact that the computer has 12 additional applications installed on it that would need to be reinstalled and reconfigured if a clean install was performed.

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Filed Under: MCSE-Microsoft Certified Solutions Expert

Q:

Suppose you have a customer who has a central HQ and six branch offices. The customer anticipates adding six more branches in the near future. It  whishes to implement  a WAN technology that will allow the branches to economically connect to HQ and you have no free ports on the HQ router. which of the following would you recommend?

A) PPP B) HDLC
C) Frame Relay D) ISDN
 
Answer & Explanation Answer: C) Frame Relay

Explanation:

The key is "there are no free ports" on your router. Only Frame Relay can provide a connection to multiple locations with one interface, and in an economical manner no less.

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Filed Under: CCNA

Q:

Which IEEE committee has been sanctioned by WAP and is called WPA2?

Answer

The IEEE 802.11i standard has been sanctioned by WPA and is termed WPA version 2.

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Subject: CCNA

Q:

Two workers have established wireless communication directly between their wireless laptops. What type of wireless topology has been created by these employees?

A) BSS B) SSID
C) IBSS D) ESS
 
Answer & Explanation Answer: C) IBSS

Explanation:

Two wireless hosts directly connected wirelessly is no different then two hosts connecting with a crossover cable. They are both ad-hoc networks, but in wireless, we call this an independent Basic Service Set(IBSS).

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Filed Under: CCNA

Q:

You need to stop DoS attacks in real time and have a log of anyone who has tried to attack your network. What should you do your network?

A) Add more routers B) Use the auto secure command
C) Implement IDS/IPS D) Configure Naggle
 
Answer & Explanation Answer: C) Implement IDS/IPS

Explanation:

Implementing Intrusion Detection Service and Intrusion prevention Service (IDS/IPS) will help notify you and stop attacks in real time.

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Filed Under: CCNA

Q:

A switch has been configured configured for three different VLANs : VLAN2, VLAN3 and VLAN4. A router has been added to provide communication between the VLANs. What minimum type of interface necessary on the router if only one connection is to be made between the router and the switch?

A) 10Mbps Ethernet B) 56Kbps Serial
C) 100Mbps Ethernet D) 1Gbps Ethernet
 
Answer & Explanation Answer: C) 100Mbps Ethernet

Explanation:

Although you can use either 100Mbps or 1Gbps Ethernet, the 100Mbps is necessary at a minimum and is the best answer to this question. You need to trunk the link from the switch to the router to make this connection work with inter-VLAN communication.

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Filed Under: CCNA

Q:

Your switch has a port status  LED that is alternating between green and amber. What could this indicate?

A) The port is experiencing errors B) The port is shut down
C) The port is in STP blocking mode D) Nothing, this is normal.
 
Answer & Explanation Answer: A) The port is experiencing errors

Explanation:

When you connect to a switch port, at first the link lights are orange/amber, and then they turn green, indicating normal operation. If the  link light is blinking, you have a problem.

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Filed Under: CCNA

Q:

You need the IP address of the devices with which the router has established an adjacency. Also, the retransmit interval and the queue counts for the adjacent routers  need to be  checked. What command will display the required information?

A) show ip eigrp adjacency B) show ip eigrp topology
C) show ip eigrp interfaces D) show ip eigrp neighbors
 
Answer & Explanation Answer: D) show ip eigrp neighbors

Explanation:

The show ip eigrp neighbors command allows you to check the IP addresses as well as the retransmit  interval and queue counts for the neighbors that have established an adjacency.

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Filed Under: CCNA