Wired and Wireless Network

Front

Grace is setting up a network in her home and is using twisted pair cables. Which of the following is NOT a color of wire she would find in a twisted pair cable? Red, Yellow, Gray, All of the above

Back

All of the above

Answer explanation

Twisted pair cables typically use colors like blue, orange, green, and brown for their wires. Red, yellow, and gray are not standard colors for twisted pair cables, making 'All of the above' the correct choice.

Front

What is the maximum transmission speed of a Cat 5 cable?

Back

100 Mbps

Answer explanation

The maximum transmission speed of a Cat 5 cable is 100 Mbps. This standard supports speeds up to 100 Mbps for Ethernet networks, making it suitable for most home and small office applications.

Front

Aiden is setting up a network in his new office. He has different types of Ethernet cables available. Which of the following cables has a different maximum length than the others? Cat 5e, Cat 6a, Cat 7, Cat 8

Back

Cat 8

Answer explanation

Cat 8 has a maximum length of 30 meters for 25G and 40G Ethernet, while Cat 5e, Cat 6a, and Cat 7 all support longer distances (up to 100 meters). Therefore, Cat 8 is the one with a different maximum length.

Front

What is the frequency of a Cat 8 cable?

Back

2 GHz

Answer explanation

A Cat 8 cable supports frequencies up to 2 GHz, making it suitable for high-speed data transmission in data centers and enterprise networks. This is significantly higher than the frequencies supported by earlier categories.

Front

Are UTP wires protected against electromagnetic interference?

Back

No, UTP wires are not protected against electromagnetic interference.

Answer explanation

UTP (Unshielded Twisted Pair) wires are not shielded, making them susceptible to electromagnetic interference. Therefore, the statement that UTP wires are protected against such interference is false.

Front

What is different with the arrangement between T568A and T568B wiring standards?

Back

The green and orange pairs

Answer explanation

The main difference between T568A and T568B wiring standards is the arrangement of the green and orange pairs. In T568A, the green pair is placed before the orange pair, while in T568B, the order is reversed.

Front

Mia and Luna want to connect their computers directly to share files. What type of cable would they use?

Back

Cross-over

Answer explanation

A cross-over cable is used to directly connect two computers, allowing them to communicate with each other. In contrast, a straight-through cable is used for connecting devices to a switch or hub.

Front

Mia is setting up a new office network and needs to choose a copper Ethernet standard for the cabling. Which of the following should she consider? 10BASE-T, 100BASE-TX, 40GBASE-T, All of the above

Back

All of the above

Answer explanation

All listed options are valid copper Ethernet standards. 10BASE-T supports 10 Mbps, 100BASE-TX supports 100 Mbps, and 40GBASE-T supports 40 Gbps, making 'All of the above' the correct choice.

Front

When Oliver signed up for internet service, what is the point called where the internet service provider hands the internet to him?

Back

When an internet service provider hands the internet to a customer

Answer explanation

A demarcation point is where an internet service provider (ISP) hands off the internet connection to a customer, marking the boundary between the ISP's network and the customer's network.

Front

Grace is setting up a new office and needs to ensure that the telephone system is working efficiently. She learns that a ______ sits between the customer and a telephone company and provides diagnostic information to the telephone company.

Back

smartjack

Answer explanation

A smartjack is a device that connects the customer to the telephone company, providing diagnostic information and ensuring proper communication. It serves as a crucial interface for troubleshooting and maintenance.