Interface vs. Interlock — What's the Difference?
By Urooj Arif & Fiza Rafique — Updated on April 25, 2024
Interface refers to a point of interaction between components, whereas interlock denotes a mechanism ensuring operations occur in a safe, predetermined sequence.
Difference Between Interface and Interlock
Table of Contents
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Key Differences
An interface is essentially about connectivity and interaction, often seen in technology as a way for different systems or devices to communicate. On the other hand, an interlock is a safety feature designed to prevent a device from operating under unsafe conditions by ensuring certain criteria are met before activation.
Interfaces can be both physical, like those between hardware devices, and virtual, like software interfaces that allow programs to interact. Whereas interlocks are primarily physical mechanisms within industrial machines, vehicles, and safety equipment, preventing the operation unless it’s safe to proceed.
In computing, an interface may refer to the user interface which provides a way for users to interact with a computer or application. On the other hand, an interlock in computing might be involved in preventing data corruption by managing access to shared resources.
The design of interfaces focuses on usability and efficiency, aiming to simplify and enhance user interaction with systems. In contrast, interlocks are designed with a focus on safety and reliability, ensuring that operational conditions are met before any actions can be undertaken.
Interfaces are integral to facilitating a smooth and functional user experience and are critical in systems design, emphasizing the importance of aesthetics and user engagement. Meanwhile, interlocks prioritize functional safety over user experience, ensuring that systems operate within safe parameters to avoid accidents.
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Comparison Chart
Primary Function
Facilitates communication between systems.
Ensures operations only under safe conditions.
Type
Can be physical or virtual.
Primarily physical.
Focus in Design
Usability and user interaction.
Safety and reliability.
Usage Examples
User interfaces, software APIs.
Safety mechanisms in machines, vehicles.
Outcome
Enhanced user experience and system integration.
Prevents accidents and ensures safety.
Compare with Definitions
Interface
A shared boundary across which information is exchanged.
The API provided an interface for different software to communicate.
Interlock
A mechanism that prevents a certain action unless a set condition is met.
The interlock on the machine ensures it operates only when the door is closed.
Interface
A device or program enabling a user to communicate with a computer.
The graphic interface of the application allows easy control over all features.
Interlock
A lock that requires a series of conditions to be fulfilled before opening.
The safety interlock requires multiple keys to unlock, ensuring higher security.
Interface
A method by which different computer systems communicate.
The database interface facilitates data retrieval and storage efficiently.
Interlock
A device ensuring operations are safe or sequences are followed.
The elevator’s interlock prevents it from moving unless its doors are completely shut.
Interface
A point where two systems meet and interact.
The user interface of the software was intuitive and easy to navigate.
Interlock
A control feature in machinery that prevents mishaps.
The interlock system is a critical part of the assembly line’s safety protocol.
Interface
A surface forming a common boundary among different substances.
The interface between the oil and water was clearly visible.
Interlock
A feature in complex systems that enhances safety by controlling sequences.
The nuclear facility uses an interlock system to manage reactor operations safely.
Interface
A surface forming a common boundary between adjacent regions, bodies, substances, or phases.
Interlock
(of two or more things) engage with each other by overlapping or by the fitting together of projections and recesses
Their fingers interlocked
Interface
A point at which independent systems or diverse groups interact
"the interface between crime and politics where much of our reality is to be found" (Jack Kroll).
Interlock
A device or mechanism for connecting or coordinating the function of different components
A safety interlock to stop the blades spinning
Interface
A system of interaction or communication between a computer and another entity such as a printer, another computer, a network, or a human user.
Interlock
A fabric knitted with closely interlocking stitches allowing it to stretch
A cotton interlock in black or plum
A dress in soft interlock
Interface
A device, such as a cable, network card, monitor, or keyboard, that enables interaction or communication between a computer and another entity.
Interlock
To unite or join closely as by hooking or dovetailing.
Interface
The layout or design of the interactive elements of a computer program, an online service, or an electronic device.
Interlock
To connect together (parts of a mechanism, for example) so that the individual parts affect each other in motion or operation.
Interface
To join by means of an interface.
Interlock
To become united or joined closely, as by hooking or dovetailing.
Interface
To serve as an interface for.
Interlock
A mechanical device that prevents a component from functioning when another component is functioning or situated in a particular way.
Interface
To serve as an interface or become interfaced.
Interlock
A stretchy fabric knitted with interlocking stitches by alternating sets of needles on a circular knitting machine.
Interface
Usage Problem To interact or coordinate smoothly
"Theatergoers were lured out of their seats and interfaced with the scenery" (New York Times).
Interlock
(ambitransitive) To fit or clasp together securely.
Interface
The point of interconnection or contact between entities.
Public relations firms often serve as the interface between a company and the press.
Interlock
To interlace.
Interface
A thin layer or boundary between different substances or two phases of a single substance.
If water and oil are mixed together, they tend to separate, and at equilibrium they are in different strata with an oil-water interface in between.
The surface of a lake is a water-air interface.
Interlock
A safety device that prevents activation in unsafe conditions.
The demonstrator couldn't figure out why the machine wouldn't work, until he remembered that there was an interlock so it wouldn't operate with the cover open.
Interface
(computing) The point of interconnection between systems or subsystems.
The data is sent over the air interface to the remote system.
Interlock
To unite, embrace, communicate with, or flow into, one another; to be connected in one system; to lock into one another; to interlace firmly.
Interface
(computing) The connection between a user and a machine.
The options are selected via the user interface.
Interlock
To unite by locking or linking together; to secure in place by mutual fastening.
My lady with her fingers interlocked.
Interface
The connection between parts of software; also the public or published sections of an object or module,
This interface is implemented by several Java classes.
Traits are somewhat between an interface and a mixin, as an interface contains only method signatures, while a trait includes also the full method definitions; on the other side mixins include method definitions, but they can also carry state through attributes, while traits usually don't.
Interlock
To connect together so that the parts work together as a coordinated unit; to connect as a single system.
Interface
In object-oriented programming, a piece of code defining a set of operations that other code must implement.
The Audio and Video classes both implement the IPlayable interface.
Interlock
The act of interlocking or meshing;
An interlocking of arms by the police held the crowd in check
Interface
(biochemistry) The internal surface of a coiled protein (compare exoface).
Interlock
Coordinate in such a way that all parts work together effectively
Interface
(transitive) To construct an interface for.
Interlock
Hold in a locking position;
He locked his hands around her neck
Interface
(ambitransitive) To connect through an interface.
Interlock
Become engaged or intermeshed with one another;
They were locked in embrace
Interface
(intransitive) To serve as an interface.
Interface
To meet for discussion.
Let's interface on Wednesday.
Interface
A surface forming a common boundary between two things, especially between two fluids.
Interface
Hardware that links one device with another (especially a computer).
Interface
That part of a computer program which controls the way a program interacts with a user; the manner of inputting and outputting of data, and the way information is presented on a computer monitor; also called user interface; as, a graphical user interface; a character-based interface.
Interface
(chemistry) a surface forming a common boundary between two things (two objects or liquids or chemical phases)
Interface
(computer science) a program that controls a display for the user (usually on a computer monitor) and that allows the user to interact with the system
Interface
The overlap where two theories or phenomena affect each other or have links with each other;
The interface between chemistry and biology
Interface
(computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals)
Common Curiosities
What are common types of user interfaces?
Common types of user interfaces include graphical user interfaces (GUIs), command-line interfaces (CLIs), and touch interfaces, each offering different ways for users to interact with technology.
How does an interface differ from an interlock in terms of functionality?
An interface facilitates communication and interaction between systems, whereas an interlock ensures that operations proceed only when it is safe.
In what ways are interlocks used in vehicles?
In vehicles, interlocks are used to ensure that the car cannot start unless the brake is engaged, or the seatbelt is fastened, enhancing safety.
How do interfaces impact software development?
Interfaces in software development define how different software components will communicate and interact, crucial for creating modular, scalable, and maintainable software.
Can an interface be part of an interlock system?
Yes, an interface can be part of an interlock system, especially in complex electronics where user input needs to meet specific criteria before operation.
Are there different standards for interfaces and interlocks?
Yes, there are different standards and protocols governing the design and implementation of interfaces and interlocks, often varying by industry and the type of system.
What role do interlocks play in manufacturing processes?
Interlocks play a critical role in manufacturing by ensuring that machinery operates only under safe conditions, often integrated with safety protocols to prevent accidents.
How does a virtual interface work?
A virtual interface works by simulating a physical connection in software, allowing different programs or systems to interact as if they were directly connected.
What is a safety interlock system in healthcare?
In healthcare, a safety interlock system might be used in diagnostic or therapeutic devices to ensure that they only operate under safe conditions or correct settings to prevent patient harm.
How do interlocks contribute to environmental safety?
Interlocks contribute to environmental safety by preventing the accidental release of harmful substances or ensuring that industrial processes do not operate under unsafe environmental conditions.
What is the importance of interface design in mobile technology?
Interface design in mobile technology is crucial for usability, ensuring that users can effectively navigate and utilize features on smaller screens with limited input options.
What future trends might influence the development of interfaces and interlocks?
Future trends likely to influence the development of interfaces and interlocks include increased automation, the integration of IoT (Internet of Things) devices, and the growing emphasis on cybersecurity and data protection.
Can interlocks be overridden in emergency situations?
Generally, interlocks are designed not to be overridden to maintain safety; however, in some systems, emergency override features are available for use by trained personnel under strict protocols.
How are interlocks tested for reliability?
Interlocks are tested for reliability through rigorous safety testing and simulation of various operating conditions to ensure they function as intended under all circumstances.
What advancements are being made in interface technology?
Advances in interface technology include the development of more intuitive touch interfaces, voice-controlled interfaces, and the integration of artificial intelligence to improve user interactions.
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Written by
Urooj ArifUrooj is a skilled content writer at Ask Difference, known for her exceptional ability to simplify complex topics into engaging and informative content. With a passion for research and a flair for clear, concise writing, she consistently delivers articles that resonate with our diverse audience.
Co-written by
Fiza RafiqueFiza Rafique is a skilled content writer at AskDifference.com, where she meticulously refines and enhances written pieces. Drawing from her vast editorial expertise, Fiza ensures clarity, accuracy, and precision in every article. Passionate about language, she continually seeks to elevate the quality of content for readers worldwide.
