The Ultimate Mobile Computing Practice Quiz

Explanation
Mobile computing is a branch of mobile technology that encompasses various aspects such as design, development, and evaluation. Design involves creating user-friendly interfaces and optimizing the performance of mobile applications. Development refers to the process of coding and programming mobile applications and systems. Evaluation involves testing and assessing the functionality and usability of mobile technologies. Therefore, the correct answer is "all of these" as mobile computing includes all these components.

Explanation
Cellular network's cell formation depends on environmental conditions. This is because the placement and configuration of cell towers are influenced by factors such as terrain, vegetation, and weather conditions. These factors can affect signal strength, interference, and overall network coverage. Social and political conditions may impact the regulations and policies related to cellular networks, but they do not directly determine the physical formation of cells in the network.

Explanation
Mio-NFS supports all of the mentioned modes: connected, disconnected, and loosely connected. This means that Mio-NFS can operate in a connected mode where the client is constantly connected to the server, a disconnected mode where the client can work offline and later synchronize with the server, and a loosely connected mode where the client intermittently connects to the server. Therefore, all of these modes are supported by Mio-NFS.

Explanation
CDMA (Code Division Multiple Access) is a method of multiplexing that allows the entire bandwidth to be used at once. Unlike FDMA (Frequency Division Multiple Access) and TDMA (Time Division Multiple Access), which divide the bandwidth into separate channels, CDMA uses unique codes to differentiate between different users. This allows multiple users to transmit simultaneously on the same frequency, maximizing the utilization of the available bandwidth. Therefore, CDMA is the correct answer as it enables the entire bandwidth to be used at once.

Explanation
All of the above devices are the perfect examples of mobile computing because they are all portable and allow users to perform various computing tasks on the go. Laptops and smartphones are specifically designed for mobile use, while desktop computers can also be considered as mobile computing devices if they are equipped with wireless capabilities and can be easily transported. Therefore, all three options mentioned in the question are suitable examples of mobile computing devices.

Explanation
Mobile Computing can be divided into three main parts: mobile hardware, mobile software, and mobile communication. Mobile hardware refers to the physical devices such as smartphones, tablets, and wearable devices. Mobile software includes operating systems, applications, and development platforms specifically designed for mobile devices. Mobile communication involves the wireless networks and protocols that enable communication between mobile devices and the internet. These three parts collectively form the concept of Mobile Computing.

Explanation
Bluetooth technology allows for short-range data transmission or transfer between many mobile devices. Bluetooth is a wireless communication technology that enables devices such as smartphones, tablets, and computers to connect and exchange data over short distances. It is commonly used for tasks such as transferring files, connecting to wireless headphones or speakers, and syncing devices. Bluetooth operates on radio waves and is designed for low power consumption, making it ideal for mobile devices. Therefore, Bluetooth technology is the correct answer for this question.

Explanation
Distributed computing is the correct alternative name for the mobile computing environment in general. Distributed computing refers to the use of multiple computers or devices working together to solve a problem or perform a task. In the context of mobile computing, this term is used to describe the distribution of computing resources and tasks across multiple mobile devices, allowing for efficient and collaborative processing. Grid computing, on the other hand, refers to a specific type of distributed computing that involves the coordination and sharing of resources across multiple organizations or locations. Therefore, the correct answer is Distributed computing.

Explanation
In 1991, the 2G communication system entered commercial use. This means that it was the year when the technology was made available to the public for commercial purposes.

Explanation
HTTP (Hypertext Transfer Protocol) is a protocol that allows mobile devices to access the internet. It is the foundation of data communication for the World Wide Web and enables the retrieval of resources such as HTML pages, images, videos, etc. HTTP is used by web browsers to communicate with web servers, allowing mobile devices to access websites and web applications. TCP/IP is a set of protocols that enable internet connectivity, but HTTP is specifically responsible for accessing resources on the web. WAP (Wireless Application Protocol) is a protocol for accessing the internet on mobile devices, but it is not as widely used as HTTP. ISD is not a protocol related to internet access.