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CompTIA Network+ certification Sample Questions:

1. Which of the following BEST describes a firewall that can be installed via Add/Remove programs on a Windows computer?

A) Hardware
B) Wireless
C) Software
D) Managed

2. Which of the following can be configured on a managed network switch to send real time alerts to a technician?

A) Syslog
B) SNMP
C) SMTP
D) SSID

3. Users have reported choppy audio in phone conversations since the implementation of SIP phones on the network. Which of the following should be implemented to alleviate the delays?

A) QoS
B) Caching
C) VoIP
D) SMTP

4. An administrator has a virtualization environment that includes a vSAN and iSCSI switching. Which of the following actions could the administrator take to improve the performance of data transfers over iSCSI switches?

A) The administrator should connect the iSCSI switches to each other over inter-switch links (ISL).
B) The administrator should configure each vSAN participant to have its own VLAN.
C) The administrator should configure the switch ports to auto-negotiate the proper Ethernet settings.
D) The administrator should set the MTU to 9000 on the each of the participants in the vSAN.

5. Which of the following is the unit used to transfer information at Layer 2 of the OSI model?

A) Socket
B) Frame
C) Session
D) Packet

Solutions: