BASIC Developer Hiring Guide

Hiring Guide for BASIC Engineers

Ask the right questions to secure the right BASIC talent among an increasingly shrinking pool of talent.

BASIC, an acronym for Beginner's All-purpose Symbolic Instruction Code, is a high-level computer programming language developed in 1964 by John G. Kemeny and Thomas E. Kurtz at Dartmouth College. It was designed to enable students in fields other than science and mathematics to use computers. BASIC became widely used on microcomputers in the mid-1970s and remains popular in many computing environments today. Its simplicity and ease of use made it a fundamental tool in the early days of personal computing, according to the Computer History Museum. Despite its age, BASIC continues to have an impact on modern programming languages like Microsoft's Visual Basic.

First 20 minutes

General BASIC knowledge and experience

The next 20 minutes of the interview should attempt to focus more specifically on the development questions used, and the level of depth and skill the engineer possesses.

What are arrays in BASIC and how would you declare them?

Arrays in BASIC are variables that can store multiple values. They are declared using the DIM statement, for example, 'DIM arrayName(10) AS INTEGER'.

Describe the difference between the IF THEN ELSE and SELECT CASE statements in BASIC.

IF THEN ELSE is used when we want to test a condition and perform an action based on the result of the test. SELECT CASE is used when we have multiple conditions to test and different actions to perform based on each condition.

What is the purpose of the PRINT statement in BASIC?

The PRINT statement in BASIC is used to output or display the result or value of a variable on the screen.

How would you declare a variable in BASIC?

In BASIC, a variable can be declared using the DIM statement. For example, 'DIM variableName AS INTEGER'.

What are the primary data types in BASIC?

The primary data types in BASIC are Integer, Long, Single, Double, Currency, String, Date, Object, and Variant.

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What youre looking for early-on

Has the candidate demonstrated an understanding of good coding practices?

Good coding practices like writing clean, readable, and maintainable code are important for long-term project success and team collaboration.

Is the candidate showing a willingness to learn and adapt?

The tech field is always evolving. A good candidate should show a willingness to learn new technologies and adapt to changes.

Does the candidate have experience with other relevant technologies?

While the focus is on BASIC, familiarity with other technologies can be beneficial for broader tasks and understanding the overall tech landscape.

Is the candidate able to communicate effectively?

Communication is important in a team environment. They should be able to explain their thoughts, ideas, and solutions clearly.

Has the candidate demonstrated problem-solving skills?

Problem-solving is a key skill for any developer. They should be able to demonstrate their ability to identify, analyze, and solve problems effectively.

Does the candidate have a solid understanding of BASIC programming language?

This is crucial as the job position is for a BASIC developer. They should be able to demonstrate their knowledge and skills in this specific programming language.

Next 20 minutes

Specific BASIC development questions

The next 20 minutes of the interview should attempt to focus more specifically on the development questions used, and the level of depth and skill the engineer possesses.

How would you handle file operations in BASIC?

File operations in BASIC can be handled using statements like OPEN, CLOSE, INPUT, LINE INPUT, PRINT, and WRITE.

What are the different types of operators in BASIC and provide examples of each.

BASIC has arithmetic operators (+, -, *, /, MOD), comparison operators (=, <>, <, >, <=, >=), logical operators (AND, OR, NOT), and string operators (+, &).

Describe the difference between a function and a subroutine in BASIC.

A function in BASIC is a block of code that performs a specific task and returns a value, while a subroutine is a block of code that performs a specific task but does not return a value.

What is the purpose of the FOR...NEXT loop in BASIC?

The FOR...NEXT loop in BASIC is used to repeat a block of code a specific number of times.

How would you handle errors in BASIC?

Errors in BASIC can be handled using the ON ERROR GOTO statement which transfers control to a specific line number or label when an error occurs.

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The ideal back-end app developer

What you’re looking to see on the BASIC engineer at this point.

At this stage, a skilled BASIC engineer should demonstrate solid knowledge of BASIC programming, problem-solving abilities, and experience with debugging. Red flags include lack of detail in explaining coding processes, inability to provide examples of past projects, and poor communication skills.

Digging deeper

Code questions

These will help you see the candidate's real-world development capabilities with BASIC.

What does this simple BASIC code do?

PRINT "Hello, World!"

This code prints the string 'Hello, World!' to the console.

What does this BASIC code do?

FOR i = 1 TO 10
  PRINT i
NEXT i

This code uses a FOR loop to print the numbers 1 through 10 to the console.

What will be the output of this BASIC code snippet?

DIM arr(5) AS INTEGER
FOR i = 1 TO 5
  arr(i) = i * 2
NEXT i
FOR i = 1 TO 5
  PRINT arr(i)
NEXT i

This code declares an array of integers, fills it with the numbers 2, 4, 6, 8, 10, and then prints these numbers to the console.

What does this BASIC code do?

SUB Main()
  CREATE THREAD Worker
END SUB
SUB Worker()
  PRINT "Hello from thread!"
END SUB

This code creates a new thread and runs the Worker subroutine in that thread, which prints 'Hello from thread!' to the console.

What does this BASIC code do?

TYPE Person
  Name AS STRING
  Age AS INTEGER
END TYPE
DIM p AS Person
p.Name = "John"
p.Age = 30
PRINT p.Name
PRINT p.Age

This code defines a new data type 'Person' with two fields: 'Name' and 'Age'. It then creates an instance of 'Person', sets its fields, and prints them to the console.

What will be the output of this advanced BASIC code snippet?

FUNCTION Fibonacci(n AS INTEGER) AS INTEGER
  IF n <= 2 THEN
    RETURN 1
  ELSE
    RETURN Fibonacci(n - 1) + Fibonacci(n - 2)
  END IF
END FUNCTION
PRINT Fibonacci(10)

This code defines a recursive function to calculate the nth Fibonacci number, and then prints the 10th Fibonacci number to the console. The output will be 55.

Wrap-up questions

Final candidate for BASIC role questions

The final few interview questions for a BASIC candidate should typically focus on a combination of technical skills, personal goals, growth potential, team dynamics, and company culture.

What are classes in BASIC and how would you create and use them?

Classes in BASIC are user-defined types that can contain properties and methods. They can be created using the CLASS...END CLASS structure and used by creating an object of the class. For example, 'CLASS className...END CLASS'.

How would you create and call a function in BASIC?

A function in BASIC can be created using the FUNCTION...END FUNCTION structure and can be called by its name. For example, 'FUNCTION functionName() AS dataType...END FUNCTION'.

What are user-defined types in BASIC and how would you declare them?

User-defined types in BASIC are custom data types created by the programmer using the TYPE...END TYPE structure. For example, 'TYPE typeName memberName AS dataType END TYPE'.

Describe the difference between the WHILE...WEND and DO...LOOP structures in BASIC.

Both are used to create loops in BASIC. WHILE...WEND loop continues as long as a condition is true. DO...LOOP can be used when the condition is tested either at the start or at the end of the loop.

What is the purpose of the DATA statement in BASIC?

The DATA statement in BASIC is used to store data that can be read later by the READ statement.

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BASIC application related

Product Perfect's BASIC development capabilities

Beyond hiring for your BASIC engineering team, you may be in the market for additional help. Product Perfect provides seasoned expertise in BASIC projects, and can engage in multiple capacities.