Third generation computers used?

Appeared in: NIA - 29 January 2023

Explanation

Third-generation computers (mid-1960s to early 1970s) were defined by the use of Integrated Circuits (ICs).
An IC, or a 'chip', combines multiple electronic components like transistors and resistors onto a single piece of silicon.
This innovation made computers smaller, faster, more reliable, and more energy-efficient compared to second-generation machines that used individual transistors.

Option A: Very Large Scale Integration (VLSI) is the technology that defines fourth-generation computers, where thousands of ICs are integrated onto a single microprocessor chip.
Option B: Transistors replaced vacuum tubes and were the key technology for second-generation computers (late 1950s to mid-1960s).
Option C: Vacuum tubes were the foundational technology for the first generation of electronic computers (1940s to mid-1950s). They were large, consumed a lot of power, and were unreliable.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Generations of Computers as background academic context rather than a clinical decision trigger.
Understanding the evolution of computer technology is fundamental in the modern world, as computers are integral to nearly every field, including healthcare.
In nursing, computers are used for Electronic Health Records (EHRs), patient monitoring systems, medication administration records (eMAR), and diagnostic equipment. The miniaturization and increased power from ICs and microprocessors made these portable and bedside technologies possible.
This knowledge helps in appreciating the technological foundation of modern nursing informatics and the continuous advancements in medical technology.

How to Approach the Question

First, identify the key term in the question, which is 'Third generation computers'.
This is a factual recall question from the subject of computer fundamentals.
Recall the chronological development of computer hardware. The progression is generally taught as: 1st Gen (Vacuum Tubes) -> 2nd Gen (Transistors) -> 3rd Gen (Integrated Circuits) -> 4th Gen (Microprocessors/VLSI).
Evaluate each option against this timeline.
Option A, 'VLSI technique', corresponds to the 4th generation.
Option B, 'Transistors', corresponds to the 2nd generation.

Concept Tested & Keywords

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E6 Nursing Education & Educational TechnologySuresh k Sharma (pp 21-557 of 572) p. 336-338

Practise the full NIA - 29 January 2023

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