If you're looking for LabVIEW Interview Questions for Experienced or Freshers, you are in right place. There are a lot of opportunities from many repu…
Introduction of Labview: LabVIEW stands for Laboratory Virtual Instrument Engineering Workbench. This tool was originally released in the year 1986 f…
You can display Nyquist planes, Nichols planes, S planes, and Z planes on the XY graph. Displaying A NYquist Plane Complete the following steps to d…
Dynamically Formatting Waveform Graphs Wire a dynamic data type output to a Waveform Graph to automatically format the Plot legend and x-scale time s…
In today’s world, graphs and charts are one of the most essential tools to represent data, and they are making trends in different aspects. They are w…
Customizing Graphs Each graph includes options that you can use to customize the graph to match your data display requirements. For example, you can …
Customizing Graphs And Charts Each graph and chart includes many options that you can use to customize appearance, convey more information, or highli…
3D Graphs For many real-world data sets such as the temperature distribution on a surface, joint time-frequency analysis and the motion of an airplan…
Digital Waveform Graphs Use the digital waveform graph to display digital data, especially when you work with timing diagrams or logic analyzers. The…
How to use Intensity in Graphs and Charts in LabView Use the INTENSITY graph and chart to display 3D data on a 2D plot by placing blocks of color on …
Waveform Data Type The WAVEFORM data type carries the data, start time, and delta t of a waveform. You can create a waveform using the Build Waveform…
The WAVEFORM chart is a special type of numeric indicator that displays one or more plots of data typically acquired at a constant rate.Waveform chart…
LABVIEW includes the WAVEFORM GRAPH and chart to display data typically acquired at a constant rate. The waveform graph displays one or more plots of …
Plotting Data Graphical display of data is an important aspect of programming in LABVIEW. Good knowledge of ARRAYS and CLUSTERS is important for grap…
ERROR HANDLING By default LABVIEW automatically handles any error that occurs when a VI runs by suspending execution, highlighting the subVI or funct…
LABVIEW has many more functions for ARRAYS than CLUSTERS and it is often required to change the array to clusters and clusters to arrays. A cluster ca…
Assembling Clusters The Bundle function assembles a cluster from individual elements as shown in Figure (a). You also can use this function to change…
Order Of Cluster Elements Cluster elements have a logical order unrelated to their position in the shell. The first object you place in the CLUSTER i…
Cluster Controls And Indicators A cluster can be created by placing a cluster shell on the FRONT PANEL and then placing one of the front panel object…
CLUSTERS Group Data Elements CLUSTERS group data elements of mixed types. An example of a cluster is the LABVIEW error cluster, which combines a Bool…
Polymorphism All LABVIEW arithmetic functions are polymorphic. This means that the inputs to these functions can be different DATA STRUCTURES such as…
Matrix Operations We use the matrix data type to make modeling of math problems easier. Matrices group rows or columns of real or complex scalar data…
Two-Dimensional Array Using Loops: A TWO-DIMENSIONAL ARRAY can be generated easily using two nested For Loops, i.e. by placing one For Loop inside t…
Array Functions Array functions are used to create and manipulate arrays. You can perform common ARRAY operations such as extracting individual data …
Delete Command: You can delete an element within a one-dimensional ARRAY and a row or column within a TWO-DIMENSIONAL ARRAY. To delete an element in …
Initializing Arrays You can initialize an array, or leave it uninitialized. When an ARRAY is initialized, you can define the number of elements in ea…
One - Dimensional Array Create an Array control or indicator on the Front Panel by placing an array shell on the front panel as shown in below Figure…
A group of homogeneous elements of a specific data type is known as an ARRAY, one of the simplest data structures. Arrays hold a sequence of data elem…
Create a VI to find the factorial of the given number using For Loop and Shift Registers.Solution: The front panel has the number and its factorial,…
Local Variables In LabVIEW Local variables transfer data within a single VI and allow data to be passed between parallel loops as shown in Figure 4.2…
Control Timing When a loop finishes executing an iteration, it immediately begins executing the next iteration unless it reaches a stop condition. Mo…
When programming with loops, you often need to access data from previous iterations of the loop. For example, you may have a VI that reads the tempera…
Structure Tunnels Data can be passed out of or into a loop through a tunnel. Tunnels feed data into and out of structures. The tunnel appears as a so…
Loops and case statements of text-based programming languages are represented as structures in graphical programming. Repetition and loop are used to …
1.Create a VI to compute full adder logic using half adder logic as subVI.Solution: The front panel and the block diagrams for the half adder is show…
Creating a stand-alone application and an installer simplifies deploying an application on multiple machines. In order to deploy the application, you …
Opening And Editing Subvis When you double-click a subVI, a front panel and a block diagram appear, rather than a dialog box in which you can configu…
You can convert a section of a VI into a subVI by using the positioning tool to select the section of the block diagram you want to reuse as shown in …
Overview on Displaying Sub VIS You can display a subVI as icons or as an expandable node. Expandable nodes appear as icons surrounded by a colored fi…
Building A Connector Pane The connector pane is a set of terminals that correspond to the controls and indicators of that VI, similar to the paramete…
Creating A Icon The default icon of a VI contains a number that indicates how many new VIs you have opened since launching LabVIEW. You can create cu…
Build A Vi Front Panel And Block Diagram The first step is to create the front panel and block diagram of a VI as shown in Figure 3.4. Consider a VI …
Modular programming Modular programming refers to the idea that programs are easier to read, write, debug, and maintain if they are divided into smal…
Miscellaneous Solved Problems 1.Check controls and indicators:Numeric Control and Indicator Boolean Control and Indicator String Control and Indi…
Labview Documentation Resources The programmer can use the Context Help window, the LabVIEW Help, and the NI Example Finder to help build and edit VI…
Introduction to Data Flow in labview The LabView program development is very much different from conventional programming. Instead of using the tradi…
Terminals Front panel objects appear as terminals on the block diagram. Figure 2.12 shows the front panel where two numeric values A and B need to be…
Front Panel Controls And Indicators You can build the front panel with controls and indicators, which are the interactive input and output terminals …
Property Dialog Boxes Front panel objects also have property dialog boxes that you can use to change the look or behavior of front panel objects. Rig…
Shortcut Menus All LabVIEW objects have associated shortcut menus. To access the shortcut menu right-click the object and change the look or behavior…
Block Diagram—Functions Palette Use the Functions palette to create the block diagram. The Functions palette as shown in Figure 2.6 contains the sub …
Front Panel—Controls Palette The Controls palette shown in the Figure is available only on the front panel. The Controls palette contains the control…
Tools Palette The Tool palette shown in Figure 2.4 is available on both the front panel and the block diagram. You can create, modify, and debug VIs …
BLOCK DIAGRAM TOOLBAR The block diagram contains the graphical source code of a LabVIEW program. The concept of the block diagram is to separate the …
Front Panel Toolbar Table 2.1 provides the list of front panel toolbars buttons. Click the following toolbar buttons and pull-down menu to run and ed…
Creating And Saving A VI When you launch LabVIEW, the Getting Started window appears as shown in Figure 2.3. You can begin in LabVIEW by starting fro…
Software Environment There are three steps to create our application in the software environment: Design a user interface Draw our graphical code…
Introduction to LabVIEW LabVIEW (Laboratory Virtual Instrument Engineering Workbench) is a graphical programming environment which has become prevale…
Introduction to Graphical System Design To compete in the current economic condition, you need innovative products that can enter the market fast. A …
Virtual Instrumentation For Test, Control, And Design Virtual instrumentation has been widely adopted in test and measurement areas. It has gradually…
Virtual Instrumentation Virtual instrumentation combines mainstream commercial technologies, such as the PC, with flexible software and a wide variet…
Graphical System Design Introduction The term “scientific computing,” or “computational science”, has been used for many years to define the use of …
LabVIEW Introduction In this article, we will discuss a tool that helps to automate testing and also with data gathering. The tool is known as LabVI…
In this LabVIEW Basics article, we will start from the basics of LabVIEW and learn all the major LabVIEW concepts. Now, let’s have a look at the follo…
What is LabVIEW? LabVIEW is termed as Laboratory Virtual Instrument Engineering Workbench. It is a visual/graphical programming language used by engi…
If you're looking for LabVIEW Interview Questions for Experienced or Freshers, you are in right place. There are a lot of opportunities from many repu…
Introduction of Labview: LabVIEW stands for Laboratory Virtual Instrument Engineering Workbench. This tool was originally released in the year 1986 f…
You can display Nyquist planes, Nichols planes, S planes, and Z planes on the XY graph. Displaying A NYquist Plane Complete the following steps to d…
Dynamically Formatting Waveform Graphs Wire a dynamic data type output to a Waveform Graph to automatically format the Plot legend and x-scale time s…
In today’s world, graphs and charts are one of the most essential tools to represent data, and they are making trends in different aspects. They are w…
Customizing Graphs Each graph includes options that you can use to customize the graph to match your data display requirements. For example, you can …
Customizing Graphs And Charts Each graph and chart includes many options that you can use to customize appearance, convey more information, or highli…
3D Graphs For many real-world data sets such as the temperature distribution on a surface, joint time-frequency analysis and the motion of an airplan…
Digital Waveform Graphs Use the digital waveform graph to display digital data, especially when you work with timing diagrams or logic analyzers. The…
How to use Intensity in Graphs and Charts in LabView Use the INTENSITY graph and chart to display 3D data on a 2D plot by placing blocks of color on …
Waveform Data Type The WAVEFORM data type carries the data, start time, and delta t of a waveform. You can create a waveform using the Build Waveform…
The WAVEFORM chart is a special type of numeric indicator that displays one or more plots of data typically acquired at a constant rate.Waveform chart…
LABVIEW includes the WAVEFORM GRAPH and chart to display data typically acquired at a constant rate. The waveform graph displays one or more plots of …
Plotting Data Graphical display of data is an important aspect of programming in LABVIEW. Good knowledge of ARRAYS and CLUSTERS is important for grap…
ERROR HANDLING By default LABVIEW automatically handles any error that occurs when a VI runs by suspending execution, highlighting the subVI or funct…
LABVIEW has many more functions for ARRAYS than CLUSTERS and it is often required to change the array to clusters and clusters to arrays. A cluster ca…
Assembling Clusters The Bundle function assembles a cluster from individual elements as shown in Figure (a). You also can use this function to change…
Order Of Cluster Elements Cluster elements have a logical order unrelated to their position in the shell. The first object you place in the CLUSTER i…
Cluster Controls And Indicators A cluster can be created by placing a cluster shell on the FRONT PANEL and then placing one of the front panel object…
CLUSTERS Group Data Elements CLUSTERS group data elements of mixed types. An example of a cluster is the LABVIEW error cluster, which combines a Bool…
Polymorphism All LABVIEW arithmetic functions are polymorphic. This means that the inputs to these functions can be different DATA STRUCTURES such as…
Matrix Operations We use the matrix data type to make modeling of math problems easier. Matrices group rows or columns of real or complex scalar data…
Two-Dimensional Array Using Loops: A TWO-DIMENSIONAL ARRAY can be generated easily using two nested For Loops, i.e. by placing one For Loop inside t…
Array Functions Array functions are used to create and manipulate arrays. You can perform common ARRAY operations such as extracting individual data …
Delete Command: You can delete an element within a one-dimensional ARRAY and a row or column within a TWO-DIMENSIONAL ARRAY. To delete an element in …
Initializing Arrays You can initialize an array, or leave it uninitialized. When an ARRAY is initialized, you can define the number of elements in ea…
One - Dimensional Array Create an Array control or indicator on the Front Panel by placing an array shell on the front panel as shown in below Figure…
A group of homogeneous elements of a specific data type is known as an ARRAY, one of the simplest data structures. Arrays hold a sequence of data elem…
Create a VI to find the factorial of the given number using For Loop and Shift Registers.Solution: The front panel has the number and its factorial,…
Local Variables In LabVIEW Local variables transfer data within a single VI and allow data to be passed between parallel loops as shown in Figure 4.2…
Control Timing When a loop finishes executing an iteration, it immediately begins executing the next iteration unless it reaches a stop condition. Mo…
When programming with loops, you often need to access data from previous iterations of the loop. For example, you may have a VI that reads the tempera…
Structure Tunnels Data can be passed out of or into a loop through a tunnel. Tunnels feed data into and out of structures. The tunnel appears as a so…
Loops and case statements of text-based programming languages are represented as structures in graphical programming. Repetition and loop are used to …
1.Create a VI to compute full adder logic using half adder logic as subVI.Solution: The front panel and the block diagrams for the half adder is show…
Creating a stand-alone application and an installer simplifies deploying an application on multiple machines. In order to deploy the application, you …
Opening And Editing Subvis When you double-click a subVI, a front panel and a block diagram appear, rather than a dialog box in which you can configu…
You can convert a section of a VI into a subVI by using the positioning tool to select the section of the block diagram you want to reuse as shown in …
Overview on Displaying Sub VIS You can display a subVI as icons or as an expandable node. Expandable nodes appear as icons surrounded by a colored fi…
Building A Connector Pane The connector pane is a set of terminals that correspond to the controls and indicators of that VI, similar to the paramete…
Creating A Icon The default icon of a VI contains a number that indicates how many new VIs you have opened since launching LabVIEW. You can create cu…
Build A Vi Front Panel And Block Diagram The first step is to create the front panel and block diagram of a VI as shown in Figure 3.4. Consider a VI …
Modular programming Modular programming refers to the idea that programs are easier to read, write, debug, and maintain if they are divided into smal…
Miscellaneous Solved Problems 1.Check controls and indicators:Numeric Control and Indicator Boolean Control and Indicator String Control and Indi…
Labview Documentation Resources The programmer can use the Context Help window, the LabVIEW Help, and the NI Example Finder to help build and edit VI…
Introduction to Data Flow in labview The LabView program development is very much different from conventional programming. Instead of using the tradi…
Terminals Front panel objects appear as terminals on the block diagram. Figure 2.12 shows the front panel where two numeric values A and B need to be…
Front Panel Controls And Indicators You can build the front panel with controls and indicators, which are the interactive input and output terminals …
Property Dialog Boxes Front panel objects also have property dialog boxes that you can use to change the look or behavior of front panel objects. Rig…
Shortcut Menus All LabVIEW objects have associated shortcut menus. To access the shortcut menu right-click the object and change the look or behavior…
Block Diagram—Functions Palette Use the Functions palette to create the block diagram. The Functions palette as shown in Figure 2.6 contains the sub …
Front Panel—Controls Palette The Controls palette shown in the Figure is available only on the front panel. The Controls palette contains the control…
Tools Palette The Tool palette shown in Figure 2.4 is available on both the front panel and the block diagram. You can create, modify, and debug VIs …
BLOCK DIAGRAM TOOLBAR The block diagram contains the graphical source code of a LabVIEW program. The concept of the block diagram is to separate the …
Front Panel Toolbar Table 2.1 provides the list of front panel toolbars buttons. Click the following toolbar buttons and pull-down menu to run and ed…
Creating And Saving A VI When you launch LabVIEW, the Getting Started window appears as shown in Figure 2.3. You can begin in LabVIEW by starting fro…
Software Environment There are three steps to create our application in the software environment: Design a user interface Draw our graphical code…
Introduction to LabVIEW LabVIEW (Laboratory Virtual Instrument Engineering Workbench) is a graphical programming environment which has become prevale…
Introduction to Graphical System Design To compete in the current economic condition, you need innovative products that can enter the market fast. A …
Virtual Instrumentation For Test, Control, And Design Virtual instrumentation has been widely adopted in test and measurement areas. It has gradually…
Virtual Instrumentation Virtual instrumentation combines mainstream commercial technologies, such as the PC, with flexible software and a wide variet…
Graphical System Design Introduction The term “scientific computing,” or “computational science”, has been used for many years to define the use of …
LabVIEW Introduction In this article, we will discuss a tool that helps to automate testing and also with data gathering. The tool is known as LabVI…
In this LabVIEW Basics article, we will start from the basics of LabVIEW and learn all the major LabVIEW concepts. Now, let’s have a look at the follo…
What is LabVIEW? LabVIEW is termed as Laboratory Virtual Instrument Engineering Workbench. It is a visual/graphical programming language used by engi…