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Go Test Assessment

Topics Covered

  • Error Handling
  • Interfaces
  • Goroutines
  • Arrays and Slices
  • Functions
  • Pointers
  • Structures
  • Interfaces
  • Time Package

Useful for hiring

  • System Software Engineer - Golang
  • Golang Developer

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Co-founder & director
Question

Choose correct ways to count time consumed by HTTP request.

Note: There can be multiple correct answers to this question.

Answer
    • start := time.Now()
      resp, err := http.Get("https://fb.com")
      elapsed := time.Now() - start
      fmt.Println(elapsed)
       

    • start := time.Now()
      resp, err := http.Get("https://fb.com")
      elapsed := time.Since(start).Seconds()
      fmt.Println(elapsed)
       

    • start := time.Now()
      resp, err := http.Get("https://fb.com")
      elapsed := time.Now().After(start)
      fmt.Println(elapsed)
       

    • start := time.Now()
      resp, err := http.Get("https://fb.com")
      elapsed := time.Now().Sub(start)
      fmt.Println(elapsed)

Question

Which of the following ways is correct to define custom function for "int" type?

Note: There can be multiple correct answers to this question.

Answer
    • func (i int) Custom(){
          //...
      }
       

    • func (i *int) Custom(){
          //...
      }
       

    • type MyInt int

      func (i MyInt) Custom(){
          //...
      }
       

    • type MyInt struct{
          int
      }

      func (i MyInt) Custom() {
          //...
      }
       

Question

Having a simple HTTP server started with:

    http.HandleFunc("/", handler)
    http.ListenAndServe(":8080", nil)

Create a proper "handler" function to serve "/" address with HTML code.


  My Title
  Test exercise
    

Answer
    • func handler() *io.Writer {
          res := new(io.Writer)
          res.Write([]byte(`
              <html>
              <head><title>My Title</title></head>
              <body>Test exercise</body>
              </html>
          `))
      }
       

    • func handler() []byte {
          return []byte("<html>" +
          "<head><title>My Title</title></head>" +
          "<body>Test exercise</body>" +
          "</html>")
      }
       

    • func handler(res http.ResponseWriter, req *http.Request) {
          res.Write([]byte(`
              <html>
              <head><title>My Title</title></head>
              <body>Test exercise</body>
              </html>
          `))
      }
       

    • func handler(res http.ResponseWriter, req *http.Request) {
          req.Write([]byte("<html>" +
          "<head><title>My Title</title></head>" +
          "<body>Test exercise</body>" +
          "</html>"))
      }
       

Test details:

Go Language Test enables employers and recruiters to evaluate skills and job readiness of candidates. For this reason, the emphasis is laid upon evaluating the knowledge of applied skills gained through real work experience, rather than theoretical knowledge.

Test Details: 20 minutes 

20 Application Questions


The combination of Application and Theory questions helps to evaluate Technical as well as practical Skills of Candidates.

Test description:

Go Language test is useful to effectively assess the skills of candidates before an interview. Go language is a free and open source language programming which is a statically-typed language with syntax similar to that of C. It is designed to check the development and Javascript skills. The test is created and validated by Subject Matter Experts. 

The Go Language Test contains questions on following topics:  

  • Error Handling

  • Interfaces

  • Goroutines

  • Arrays and Slices

  • Functions

  • Pointers

  • Structures

  • Interfaces

  • Time Package

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  • Add your own set of questions

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