Ujian Online Jaringan Komputer

A LAN (Local Area Network) refers to a network that connects computers within a limited area, such as a building or a campus. Therefore, the option "Jaringan komputer dalam gedung sekolah" is the correct answer as it describes a network within a specific location, which aligns with the definition of a LAN. The other options, such as "Jaringan komputer dalam sebuah propinsi" (network within a province), "Jaringan komputer antar negara" (network between countries), "Jaringan komputer antar benua" (network between continents), and "Jaringan tanpa kabel menggunakan satelit" (wireless network using satellites) do not fit the definition of a LAN.

WAN stands for Wide Area Network, which is a type of computer network that spans a large geographical area, typically connecting multiple local area networks (LANs) together. It allows for the transmission of data, voice, and video across long distances, making it possible for users in different locations to communicate and share resources. The other options, such as Width Area Network, Wild Area Netting, Wind Area Networking, and With Area Network, do not accurately represent the correct expansion of WAN.

The correct answer is Straight dan Crossover. The explanation for this answer is that when installing a cable for an RJ-45 connector, there are two types of cables that can be used: straight and crossover. A straight cable is used to connect a computer to a switch or a router, while a crossover cable is used to connect two computers directly without the need for a switch or a router. Therefore, both straight and crossover cables are commonly used in the installation of RJ-45 connectors.

The correct answer is Bus. This is because the image below represents a computer network with a linear topology, where all devices are connected to a single communication line called a bus. In this topology, data is transmitted from one device to another in a sequential manner, and all devices share the same communication medium.

The correct answer is "Jaringan." Jaringan refers to a collection of computers that are interconnected through a medium and can be used together to achieve a common goal. This term is commonly used in computer networking to describe the infrastructure that allows computers to communicate and share resources with each other.

The correct answer is RJ-45, UTP. RJ-45 is a type of connector commonly used for Ethernet connections in LAN (Local Area Network) setups. UTP (Unshielded Twisted Pair) is a type of cable that consists of pairs of twisted wires, which helps reduce electromagnetic interference. Therefore, the RJ-45 connector is used with UTP cables for LAN connections.

The correct answer is "Jika satu komputer mengalami gangguan maka yang lain ikut terganggu" (If one computer experiences a disruption, the others will also be affected). This is a weakness of the Ring topology because it lacks redundancy. In a ring network, data travels in a circular path, and if one computer fails or experiences a disruption, it can break the entire network. This can result in communication breakdown and loss of connectivity for all the computers connected in the ring.

The correct answer is "Menguji kabel jaringan." The question is asking for the purpose of a network cable tester, and the correct answer states that it is used to test network cables.

The given correct answer is "Star". A star topology is a network configuration where all devices are connected to a central hub or switch. In this configuration, each device has its own dedicated connection to the central hub, which allows for easy management and troubleshooting. The central hub acts as a central point of control and communication, enabling efficient data transmission between devices. This topology is commonly used in Ethernet networks and is known for its scalability and reliability.

A WAN (Wide Area Network) is a network that covers a large geographical area, such as a country or even the world. It allows for the connection of multiple LANs (Local Area Networks) and MANs (Metropolitan Area Networks) over a wide area. This type of network is commonly used by organizations with multiple locations spread out over a large area, allowing them to connect and communicate with each other. The Internet, on the other hand, is a global network of networks that allows for the sharing of information and resources worldwide. FTP (File Transfer Protocol) is a protocol used for transferring files over a network.

Crimping tool adalah alat yang digunakan untuk memasang RJ-45. Alat ini digunakan untuk menempelkan atau menekan ujung kabel ke dalam konektor RJ-45 dengan menggunakan tekanan yang cukup kuat. Dengan menggunakan crimping tool, koneksi antara kabel dan konektor menjadi lebih kuat dan stabil, sehingga memastikan transmisi data yang lancar melalui kabel jaringan.

The correct answer is MAN. A Metropolitan Area Network (MAN) refers to a network that covers a large city or metropolitan area and its surrounding regions. It is larger than a Local Area Network (LAN) but smaller than a Wide Area Network (WAN). A MAN is designed to connect multiple locations within a city, providing high-speed connectivity and allowing for the sharing of resources and data between different sites.

The given correct answer is "Straight". This term refers to a type of Ethernet cable that is commonly used to connect devices in a Local Area Network (LAN). The specific cable sequence mentioned in the question, which includes the colors of the wires, corresponds to the wiring pattern of a straight cable. In a straight cable, the wires at one end are arranged in the same order as the wires at the other end, allowing for direct communication between devices.

The given correct answer for this question is "Ring". A ring topology is a type of network configuration in which the devices are connected in a closed loop. Each device in the network is connected to two neighboring devices, forming a ring-like structure. In a ring topology, data travels in one direction around the loop, passing through each device until it reaches its destination. This type of topology provides redundancy and fault tolerance, as data can still flow in the opposite direction if one link or device fails.

The basic function of a network is to connect one computer with another computer. This allows for communication and data transfer between the connected computers.

The correct answer is Straight Cable. A straight cable is used to connect a computer workstation to a hub or switch. This type of cable has the same wiring arrangement on both ends, allowing for a direct connection between the devices. A crossover cable, on the other hand, is used to connect similar devices, such as two computers or two switches, and has a different wiring arrangement. Line, over, and trough cables are not commonly used terms in networking and do not apply to this scenario.

The correct answer is "Tree". The given question is asking for the topology represented by the picture below. Since the picture shows a network structure with a central node connected to multiple branches, it resembles a tree topology. In a tree topology, devices are connected in a hierarchical manner, with a central node serving as the root and other nodes branching out from it. This topology allows for easy expansion and efficient data transmission, making it suitable for networks with a central control point.

The correct answer is "Star." The given question is asking about the network topology represented in the picture below. The star topology is characterized by a central node (usually a switch or hub) connected to multiple end devices (computers, printers, etc.) through individual point-to-point connections. In this topology, all communication between devices is routed through the central node, which helps to simplify network management and improve performance.

The correct answer is "Straight". When connecting a hub to a laptop, a straight cable is used. A straight cable is a standard Ethernet cable that has the same wiring sequence on both ends. This type of cable is used to connect devices of different types, such as a hub and a laptop, or a switch and a computer.

The correct answer is Hub / Switch. Hubs and switches are devices used as network terminals that connect multiple devices together in a local area network (LAN) using UTP cables. They act as central connection points for devices such as computers, printers, and servers, allowing them to communicate with each other. Hubs are simpler devices that broadcast data to all connected devices, while switches are more intelligent and direct data only to the intended recipient, making them more efficient for network communication.

In the installation of an RJ-45 connector using crossover method, the white-orange cable on pin 1 is connected to pin 3 on the connector.

In a star topology, each workstation is directly connected to a central server or hub. This means that all communication between workstations goes through the central server or hub. This topology is commonly used in Ethernet networks and provides a centralized control and management of the network.

Jika kita menghubungkan Hub dengan Hub, pemasangan pengkabelan menggunakan cara Crossover. Crossover adalah metode pengkabelan yang digunakan ketika menghubungkan dua perangkat yang sama, seperti hub dengan hub. Dalam pengkabelan crossover, kabel yang digunakan akan memiliki urutan pin yang berbeda di ujung-ujungnya. Hal ini diperlukan agar kedua perangkat dapat saling berkomunikasi secara langsung tanpa menggunakan perangkat tambahan seperti switch. Penggunaan kabel crossover memungkinkan transmisi data langsung antara dua hub, menghindari konflik dan kegagalan komunikasi.

The correct answer is UTP. UTP stands for Unshielded Twisted Pair, which is a type of cable commonly used in LAN (Local Area Network) setups. It consists of pairs of twisted wires that help reduce interference and crosstalk. UTP cables are cost-effective, easy to install, and can support high data transfer rates. They are commonly used in Ethernet networks for connecting computers, routers, switches, and other network devices.

When connecting two laptops together, the correct way to cable them is by using a crossover cable. A crossover cable is specifically designed to connect two devices of the same type, such as two laptops, without the need for a network switch or hub. It allows for the exchange of data between the two laptops by crossing over the transmit and receive wires in the cable. This ensures that the transmit signal from one laptop is correctly received by the other laptop, enabling communication between them.

In a crossover cable, the green wire on pin 2 is connected to pin 6 on the connector.

A repeater is a device that amplifies or regenerates signals in a network. It is used to extend the distance of a network by receiving and retransmitting signals, thereby improving signal strength and quality. In this case, a repeater can be used to enhance the signal strength in a network, making it an appropriate device for acting as a signal amplifier.

The correct answer is BNC. BNC connectors are commonly used with coaxial cables. They provide a secure and reliable connection for transmitting signals, especially in video and audio applications. RJ-45 connectors are typically used with Ethernet cables, while RG-50, RG-55, and RG-58 are types of coaxial cables.

The correct answer is NIC (Network Interface Card). A NIC is a hardware component that is installed in each computer in a network. It functions as a connector for the data cables that enter the computer, allowing it to send and receive data over the network.

The correct answer is Ring. In a ring topology, all devices are connected in a circular manner, forming a closed loop. Each device is connected to two other devices, creating a continuous pathway for data transmission. This topology allows for efficient communication as data travels in only one direction, preventing collisions. However, if one device fails, the entire network may be affected.