Network+

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■    Arrive at the testing center a few minutes early so that you can review your notes.


■    Answer all questions, even if you don’t know the answer. Unanswered or blank questions are considered wrong. On-screen help allows you to mark a question for answering later or reviewing a previous question.


■    There will be questions with multiple correct responses. When there are multiple correct answers, a message at the bottom of the screen will prompt you to “choose all that apply.” Be sure to read the messages.


■    Read the question twice and make sure you understand it.


Good luck on your Network+ exam and in your future in the IT industry.


1.    Which TCP/IP utility can tell you which server is the mail server for the domain foo.com?


A.    FTP


B.    nslookup


C.    tracert


D.    Telnet


2.    A user we’ll call Bob is experiencing what he calls “weird problems.” The computer is constantly crashing and performs very slowly. In addition, people are sending Bob e-mails asking him to stop sending them e-mails when, in fact, he hasn’t sent them any in months. What is the most likely cause of this problem?


A.    Corrupt operating system


B.    Corrupt application software


C.    Virus infection


D.    Network bottlenecks


3.    RSA is a type of which of the following?


A.    Data encryption


B.    Network protocol


C.    Purchase agreement


D.    Firewall


4.    What is the proper name for the device that connects a PC to an ISDN network?

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