Network+ Example Exam

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

• FTP

• nslookup

• tracert

• Telnet

1. 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?

• Corrupt Operating System

• Corrupt Application Software

• Virus Infection

• Network Bottlenecks

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

• Data Encryption

• Network Protocol

• Purchase Agreement

• Firewall

1. VLANs are a feature primarily of which type of network device?

• Hubs

• Switches

• NICs

• Cable

7. Firewalls provide what primary benefit?

• Increased network performance

• Elimination of user training

• protection from threats on the internet

• complete network security

7. Which part of a network interface card (NIC) identifies whether or not there is basic connectiv- ity from the station to a hub or a switch?

• Link light

• Collision light

• Port

• Jumper

7. You are the network administrator for a small company. You come to work one morning and find that the server fails to boot. When it does boot, it has all kinds of configuration errors and data corruption. It was fine yesterday when you left work. You remember that there was a short power failure last night. What device would have prevented these problems?

• Router

• Switch

• NIC

• UPS

IP version 6 (IPv6) uses how many bits in its addressing scheme?

• 16

• 32

• 64

• 128

13. At which level of the OSI model does routing occur?

• Application

• Network

• Data Link

• Physical

13. Which of the following is an example of an IPv6 address?

• 13. ::000F:ABCD:0003

• 13. 123456.132455.119499.201333.111111.010111

• 134.129.51.99

• 275.13.202.100