Which device scans documents, images and saves them on a computer as a digital image?

Appeared in: UPPSC 2023

Explanation

A scanner is an input device specifically designed to capture images from physical items like documents and photographs.
It works by converting the light and dark areas of the item into digital data, creating a file that can be stored and viewed on a computer.
This process is called scanning, and it is the primary function that matches the question's description.

Option A: A printer is an output device that performs the opposite function; it takes a digital file from the computer and creates a physical copy on paper.
Option B: While a digital camera captures images, it is designed for real-world scenes and is not optimal for creating flat, distortion-free copies of documents.
Option D: A monitor is an output device used to display information from the computer visually. It does not capture or save data.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Computer Hardware: Input vs. Output Devices as background academic context rather than a clinical decision trigger.
In modern healthcare, scanners are essential for digitizing patient records, consent forms, and old paper charts for inclusion in the Electronic Health Record (EHR).
This process, known as 'scanning and indexing,' improves data accessibility, reduces physical storage needs, and helps prevent the loss of important medical documents.
What if? If a clinic needed to send a patient's signed consent form to a specialist at another hospital immediately, scanning it to create a digital PDF for secure email is the standard and most efficient method.

How to Approach the Question

First, analyze the question to identify the core function being described. The keywords are 'scans documents,' 'images,' and 'saves on a computer.'
This describes a process of converting a physical item into a digital file, which is the definition of an input process.
Next, evaluate each option based on its primary function as either an input or output device.
A 'Printer' and 'Monitor' are output devices, so they can be eliminated immediately.
Between the remaining input devices, a 'Digital Camera' captures real-world scenes, whereas a 'Scanner' is specifically designed for creating digital copies of flat media like documents.
Therefore, match the described function directly to the device named 'Scanner'.

Concept Tested & Keywords

QWwNHoIaJepU7sM6n6lOd3

E6 Textbook of Nursing Management and Leadership I. Clemen — Subpart C (pp 655-967 of 982) pp. 37-39, 36-38

E6 Nursing Education & Educational TechnologySuresh k Sharma (pp 21-557 of 572) p. 326-328

Practise the full UPPSC 2023

Attempt every question from this paper in a timed mock, then review the full solution for each one.