Soal Uas Jaringan Nirkabel Smk Yapalis Krian

The question asks for devices that can receive signals from an access point. Printer, Gadget, Handphone, and Notebook are all devices that can receive signals from an access point. The only option that cannot receive signals from an access point is Printer.

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The given answer states that "Butuh banyak kabel" (requires a lot of cables) is not an advantage of wireless network topology. This means that one of the advantages of wireless network topology is that it does not require a lot of cables for connectivity. Wireless networks eliminate the need for physical cables, allowing for more flexibility and mobility in terms of device placement and movement. Additionally, wireless networks can cover a wide range and can be installed quickly, making them efficient and convenient.

In 1997, an independent organization called IEE created the first WLAN specification with the code 802.11.

The correct answer is Amplitude Modulation. AM stands for Amplitude Modulation, which is a method of transmitting information by varying the amplitude of a carrier wave in accordance with the message signal. In AM, the amplitude of the carrier wave is modulated while the frequency remains constant. This modulation technique is commonly used in broadcasting applications, such as AM radio.

WPAN (Wireless Personal Area Network) is a type of wireless network that covers a small area, typically within a range of 10 meters. It can be established using various technologies such as ZigBee, Z-Wave, Bluetooth, and IrDA. However, peer to peer is not a specific technology used for WPAN. Peer to peer refers to a network architecture where devices communicate directly with each other without the need for a central server. Therefore, it is not a valid option for the question.

Modulasi adalah proses pencampuran dua sinyal menjadi satu sinyal. Dalam modulasi, sinyal informasi dikombinasikan dengan sinyal pembawa untuk menghasilkan sinyal modulasi. Sinyal modulasi ini kemudian dapat dikirim melalui saluran komunikasi untuk ditangkap dan diproses oleh penerima. Proses modulasi sangat penting dalam komunikasi nirkabel dan pemrosesan sinyal, karena memungkinkan transmisi informasi melalui saluran dengan bandwidth terbatas.

The correct answer is 5 GHz. IEE 802.11a is a wireless standard that operates at a frequency of 5 GHz.

The correct answer is Amplitude Shift Keying. Amplitude Shift Keying (ASK) is a digital modulation technique in which the amplitude of the carrier signal is varied to represent the digital data. In ASK, the presence of a carrier signal represents a binary 1, while the absence of the carrier signal represents a binary 0. This modulation technique is widely used in applications such as wireless communication systems and data transmission over optical fibers.

The correct answer is "Wireless Fidelity". WiFi is a technology that allows wireless interconnection between devices and the internet. The term "Wireless Fidelity" was coined as a play on the term "Hi-Fi" (High Fidelity) to indicate high-quality wireless connectivity.

The correct answer is "Jaringan Wireless yang mencakup klasifikasi jaringan WMAN yang memiliki kecepatan transfer rate data per bit (60-70 Mbps)". This answer accurately describes WiMAX as a wireless network that falls under the classification of WMAN (Wireless Metropolitan Area Network) and has a transfer rate of data per bit ranging from 60-70 Mbps.

WPAN stands for Wireless Personal Area Network. It is a type of wireless communication network that connects devices in a very close range, typically within a few meters. WPANs are commonly used for personal and short-range communication purposes, such as connecting wireless headphones to a smartphone or transferring files between devices.

The correct answer is "Frekuensi". Frekuensi refers to the number of complete cycles or oscillations of a wave that occur in a given time. In the context of periodic motion, such as the motion of a pendulum or a vibrating string, frequency represents the rate at which the motion repeats itself. It is measured in hertz (Hz) and is inversely proportional to the period of the motion.

The correct answer is AM, FM, PAM. Modulasi analog adalah teknik pengiriman sinyal yang menggunakan variasi amplitudo (AM), frekuensi (FM), atau posisi amplitudo (PAM) dari gelombang pembawa untuk mengkodekan data. ASK, FSK, dan PSK adalah teknik modulasi digital yang menggunakan variasi amplitudo, frekuensi, atau fase sinyal pembawa untuk mengkodekan data. LAN, WAN, dan MAN adalah jenis jaringan komputer. FM, FSK, dan MAN tidak termasuk dalam modulasi analog.

The correct answer is WAN. The question is asking for the equipment needed for network connection, and all the options listed are types of network equipment except for WAN. WAN stands for Wide Area Network, which refers to a network that connects multiple local area networks (LANs) over a large geographic area. Therefore, it is not a specific piece of equipment but rather a type of network.

Connecting a mobile phone to a laptop using Bluetooth is an example of a WPAN (Wireless Personal Area Network). WPAN is a short-range wireless network that allows devices to communicate with each other within a small area, typically within a range of 10 meters. Bluetooth technology is commonly used for WPANs as it enables wireless communication between devices such as smartphones, laptops, and other peripherals.

An access point is a specially configured node in a WLAN (Wireless Local Area Network) that allows wireless devices to connect to the network and access the internet. It acts as a central hub for wireless communication, transmitting data between wireless devices and the wired network. Unlike a router, which connects multiple networks, an access point is solely responsible for providing wireless connectivity within a specific area.

FSK stands for Frequency Shift Keying in digital modulation. FSK is a modulation technique that uses different frequencies to represent different digital symbols or bits. In FSK, the carrier frequency is shifted between two or more discrete frequencies to transmit digital data. This modulation scheme is commonly used in applications such as wireless communication systems, satellite communication, and data transmission over telephone lines.

Modulasi bertujuan untuk membuat transmisi menjadi lebih efisien. Dengan menggunakan modulasi, sinyal analog atau digital dapat dikirim melalui saluran transmisi dengan lebih baik dan mengurangi gangguan atau distorsi yang mungkin terjadi. Dengan demikian, modulasi membantu meningkatkan kualitas transmisi dan memastikan bahwa data yang dikirimkan dapat diterima dengan akurat dan tanpa kehilangan informasi.

Hotspot is the term used to refer to an area where one can connect to the internet without using cables. It is a wireless access point that allows devices to connect to the internet using Wi-Fi. Hotspots are commonly found in public places such as cafes, airports, and hotels, where people can easily access the internet on their devices without the need for physical connections.

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FM stands for Frequency Modulation. It is a method of modifying a signal by varying the frequency of the carrier wave in accordance with the amplitude of the input signal. This modulation technique allows for the transmission of information to the destination by changing the frequency of the carrier wave. Unlike AM (Amplitude Modulation), which varies the amplitude of the carrier wave, FM provides better signal quality and is less affected by noise. Therefore, FM is commonly used for high-fidelity music and speech broadcasting, as well as in applications such as two-way radio communication and television broadcasting.

A wireless router is a device that is used to forward packets from one network to another. It acts as a central hub for connecting multiple devices to a network and allows them to communicate with each other and access the internet. It uses wireless technology to transmit data signals between devices, making it a convenient and efficient way to establish a network connection.

The given options are CrossTalk, Wireless Noise, Intermodulation Noise, and Thermal Noise. The question asks for the exception, so the correct answer is "Wireless Noise" as it does not belong to the category of noise types mentioned in the question.

WLAN stands for Wireless Local Area Network, which uses radio waves as the transmission medium for data. It is a type of computer network that allows devices to connect and communicate wirelessly within a limited area, such as a home or office. WLANs are commonly used for internet access and networking in homes, businesses, and public spaces.

Antena Grid adalah alat yang digunakan untuk mengirim, menerima, dan memperkuat sinyal wireless dalam bentuk antena. Antena Grid dapat digunakan untuk melakukan koneksi point to point atau point to multipoint.

Access point berfungsi sebagai titik akses dalam jaringan nirkabel yang menghubungkan perangkat-perangkat seperti komputer atau smartphone ke jaringan lokal atau internet. Salah satu fungsi dari access point adalah membelokkan paket data yang ditujukan untuk server tertentu. Hal ini berarti access point akan menerima paket data dari perangkat yang terhubung dan mengarahkannya ke server yang dituju, sehingga memungkinkan perangkat tersebut untuk berkomunikasi dengan server tersebut.

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The correct answer is "Meter3". This is because "Meter3" is a unit used to measure volume, not frequency. Frequency is typically measured in hertz (Hz) or kilohertz (kHz).

The correct answer is "Kecepatan maksimumnya paling lambat; peralatan rumah tangga dapat mengganggu frekuensi yang dihasilkan." This is because the 802.11b standard has a slower maximum speed compared to other standards. Additionally, the frequency it operates on can be easily disrupted by household appliances.