Semac Consultants Interview Questions and Answers

Q1. What is Rest API?
Ans. 
REST API is an architectural style for designing networked applications using HTTP requests to access and manipulate data.
• REST stands for Representational State Transfer, a set of constraints for building web services.

• Uses standard HTTP methods: GET (retrieve), POST (create), PUT (update), DELETE (remove).

• Resources are identified by URIs (Uniform Resource Identifiers), e.g., /users/123.

• Stateless communication: each req...read more
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Q2. How we upload files in django using orm?
Ans. 
Uploading files in Django involves using models, forms, and views to handle file storage and retrieval.
• Define a model with a FileField or ImageField to store the file.

• Example: class Document(models.Model): file = models.FileField(upload_to='documents/')

• Create a form that includes the file field.

• Example: class DocumentForm(forms.ModelForm): class Meta: model = Document; fields = ['file']

• In the view, handle the file uplo...read more
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Q3. Find first non repeating character from string "swiss"?
Ans. 
To find the first non-repeating character in 'swiss', we can use a frequency count to identify unique characters.
• 1. Use a dictionary to count occurrences of each character.

• 2. Iterate through the string and check the count of each character.

• 3. Return the first character with a count of 1.

• Example: In 'swiss', 's' appears twice, 'w' once, and 'i' once. Thus, 'w' is the first non-repeating character.
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Q4. Explain opps concept in python and provide some examples
Ans. 
OOP in Python enables code reuse and organization through classes and objects, promoting modular programming.
• 1. Encapsulation: Bundling data and methods that operate on the data within one unit (class). Example: class `Car` with attributes like `color` and methods like `drive()`.

• 2. Inheritance: Creating new classes from existing ones, inheriting attributes and methods. Example: class `ElectricCar` inherits from `Car`.

• 3...read more
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Q5. And some sql and django related questions?
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Q1. Take us through about your personal & professional journey?
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Q2. I kept it simple & informative & engaged.
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Project manager architect And structural engineer ask technical wuestions

Q1. Auto cad test and technical questions
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Q2. What is array command
Ans. 
Array command creates a series of objects in a rectangular or polar pattern.
• Used in AutoCAD to create a series of objects in a pattern

• Can create rectangular or polar arrays

• Can be used for creating patterns of objects like bolts, nuts, etc.

• Syntax: ARRAY -> select objects -> specify base point -> specify second point or angle

• Can also use path option to create objects along a path
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Q3. What is layer systems
Ans. 
Layer systems are a way of organizing and managing different elements in a design or drawing.
• Layer systems allow for easy management and manipulation of different elements in a design or drawing

• Each layer can contain different types of elements, such as text, lines, or shapes

• Layers can be turned on or off, locked or unlocked, and reordered as needed

• Examples of layer systems include those used in CAD software, graphic d...read more
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Q4. What is paper space and model space
Ans. 
Paper space and model space are two different workspaces in AutoCAD used for creating and editing drawings.
• Model space is where the actual drawing is created and edited in real-world dimensions.

• Paper space is where the layout of the drawing is created, including title blocks, borders, and annotations.

• Multiple viewports can be created in paper space to display different views of the drawing created in model space.

• Model ...read more
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Q5. How to units will be used
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Units will be used to measure and quantify various parameters in the design and analysis of engineering projects.
• Units are essential for accurate calculations and communication of results.

• Different units may be used for different parameters, such as length, mass, time, temperature, etc.

• Units can be converted using conversion factors or equations.

• Common unit systems include SI (International System of Units) and US cust...read more
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Q1. About the price and carpentry
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