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NTA Practice Exam with correct answers
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NTA Practice Exam with correct answersWhich of the following devices is necessary to create a WAN? - .......🔷ANSWERS🔶......✔✔ A router
Which protocol is connection-oriented, and therefore uses a sequencing function to open up a port? -
.......🔷ANSWERS🔶......✔✔ TCP
Considering the differences between LANs and WANs, which statement is true?
- .......🔷ANSWERS🔶......✔✔ A LAN is a group of networked computers within a confined
geographic area.
You have noted a security threat to your company's network computers and telephony devices, so
several employees are attempting to minimize damage. They are in a room that has multiple
redundant connections and the ability to remotely control remote servers, workstations and network
devices. What is the name for this type room? - .......🔷ANSWERS🔶......✔✔ Network Operations
Center (NOC)
You are traveling to a corporate office outside your country. You will need to connect to the corporate
network. Which of the following will you most likely require to use your computer?
- .......🔷ANSWERS🔶......✔✔ A plug adapter
In the TCP/IP suite of protocols, which protocol is responsible for providing addresses for each
computer? - .......🔷ANSWERS🔶......✔✔ IP
Which of the following is used in packet-based networks to ensure that a packet is valid?
- .......🔷ANSWERS🔶......✔✔ The Cyclical Redundancy Check (CRC)
Which of the following monitors traffic and creates a barrier between a trusted network and an
untrusted network? - .......🔷ANSWERS🔶......✔✔ Firewall
Which statement best describes the functionality of a Voice over IP (VoIP) network?
- .......🔷ANSWERS🔶......✔✔ Voice calls are sent over a packet-based network that uses TCP/IP.
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