COMPLETE REAL EXAM QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) (A+ GUIDE SOLUTION)
2025 /2026NEWEST !!!
What is the best description if the internet protocol (IP) address
prefix? - ANSWER-It is the shorthand notation for the combined
network and subnet mask.
In a network mask address, what identifies the network and
host portions of the address? - ANSWER-The network portion
of the net mask is set to all ones, and the host is set to all zeros
Why is sub-netting used? - ANSWER-It allows network
administrators to break up a single network address into
smaller network addresses.
Which internet protocol (IP) packet fragmentation header field
specifies where the fragment belongs in the original data
gram? - ANSWER-Fragment offset
,Which is the internet protocol (IP) header protocol number used
to specify that the packets contents were created with
transmission control protocol (TCP)? -
ANSWER-6
Which of the following accurately describes a bus topology? -
ANSWER-All devices are connected by a single electrical
circuit.
What component of the packet based multimedia
communications system covered by the H.323 standard, is
considered to be the brain of the network? - ANSWER-the
gatekeeper
In simple network management protocol (SNMP), when do
passive management agents take action on their own initiative?
- ANSWER-when certain well-defined error conditions occur the
generate an unsolicited message called a trap.
Which is the most important of the network troubleshooting
steps? – ANSWER-Identify the exact issue.
Ipconfig displays which of the following elements of client
configuration information? - ANSWER-Default gateway
, Which of the following is used to verify whether another host
on a transmission control protocol/internet protocol (TCP/IP)
network is reachable? – ANSWER-Ping
How would an operator find a list of options available for the
ping utility? - ANSWER-type "ping" from a command line
Which ping option allows you to specify the packet buffer for
each ping packet?
- ANSWER-Ping -l
When troubleshooting, asking the question, has anything
changed recently that might have had an impact?", will aid you
in : - ANSWER-Identifying the exact issue relating to a problem
Which utility should be run to verify that your windows client is
configured to use the correct domain name system (DNS)
sever? - ANSWER-ipconfig
Which of the troubleshooting utilities presented expects a reply
when it sends a message to another computer? - ANSWER-
ping