單項(xiàng)選擇題

An administrator needs to add fault tolerance capabilities to a server. Which of the following is the BEST solution to accomplish this？（）

A. Move the architecture from 32-bit to 64-bit.
B. Install a PBX card.
C. Install a second NIC card.
D. Install a fail-over cable.

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單項(xiàng)選擇題

Which of the following cable types should be used to achieve Gigabit Ethernet speed？（）

A.CAT5
B.CAT3
C.CAT6
D.Thicknet

單項(xiàng)選擇題

An email server has been installed； however， the staff reports that they are unable to receive email from external email addresses， but they can email each other.
Which of the following is the MOST likely reason for this？（）

A. The company firewall is blocking SMTP ports.
B. The DHCP server is misconfigured.
C. The DNS server is only resolving internal name spaces.
D. The email server should be configured to resolve names by IP addresses.

An administrator needs to add fault tolerance capabilities to a server. Which of the following is the BEST solution to accomplish this？（）

你可能感興趣的試題

Which of the following cable types should be used to achieve Gigabit Ethernet speed？（）

An email server has been installed； however， the staff reports that they are unable to receive email from external email addresses， but they can email each other. Which of the following is the MOST likely reason for this？（）

An administrator needs to add fault tolerance capabilities to a server. Which of the following is the BEST solution to accomplish this？（）

Which of the following cable types should be used to achieve Gigabit Ethernet speed？（）

An email server has been installed； however， the staff reports that they are unable to receive email from external email addresses， but they can email each other.
Which of the following is the MOST likely reason for this？（）