'becomes a daunting task' is a correct and usable expression in written English.
You can use it to describe a situation in which something is difficult or challenging to accomplish. For example: "Debating the pros and cons of the proposed policy becomes a daunting task for many members of the board."
Rate estimation becomes a daunting task with scant information about the formation and fluids at the time of the accident.
Due to communication protocol complexity; rigidity; cost of commercial-off-the-shelf (COT) components; limited radio bandwidth; high mobility and computational resources; maintaining the desired level of Quality of Service (QoS) becomes a daunting task.
Moreover, the question of who owns aggregated data, because having an infrastructure with the capacity to house large amounts of information becomes a daunting task (West, 2012).
While at many observatories the one-second data cleaning represents a reasonable amount of work, it becomes a daunting task at some observatories, particularly those installed in remote but important locations where no optimal observatory site could be found.
By opening up latent supply and allowing anyone to join the network (which will become easier through projects like 1Protocol) this no longer becomes a daunting task, once again collapsing margins towards zero.
Consequently, it becomes a daunting task to obtain an accurate model of loop regions.
E-learning systems generate huge amounts of data, whose analysis may become a daunting task which makes it necessary to use computational analytical techniques and tools.
With more and more employees using their own personal wearable devices at work, keeping information secure can become a daunting task with many potential threats.
While the new tools were helping employees get work done, managing the performance and security of these devices on networks became a daunting task, straining the IT infrastructure and security teams.
Given that the literature is dense and empirical benchmarking challenging, selecting an appropriate method for ChIP-seq analysis has become a daunting task.
It should be noted that no homogeneous criteria exist in the literature, and comparison between different adaptation models can become a daunting task.
