Management Information System (MIS) Practice Exam

What does bandwidth refer to in a computing context?

1. Transmission latency

2. Throughput capacity

3. Transmission capacity of a channel

4. Data encoding frequency

The correct answer is: Transmission capacity of a channel

In a computing context, bandwidth specifically refers to the transmission capacity of a channel, indicating the maximum amount of data that can be transferred over a network or communication line within a given time period. This is typically expressed in bits per second (bps) and highlights the capability of a network or connection to handle data traffic. When considering the broader implications of bandwidth, it becomes clear that higher bandwidth allows for more data to be transmitted simultaneously, which is critical for activities requiring large amounts of data transfer, such as streaming video, online gaming, or transferring large files. Other choices refer to related concepts but do not accurately capture the meaning of bandwidth. For example, transmission latency deals with the delay before data begins to transfer, which is distinct from how much data can be transferred at one time. Throughput capacity, while somewhat similar, is more focused on the actual amount of data successfully transferred over time, which can vary even if bandwidth remains constant. Data encoding frequency relates more to the rate at which data is converted and does not directly describe the capacity of a transmission channel. Thus, the selection of bandwidth as the transmission capacity of a channel accurately captures its intended definition in networking and computing.