What Go keyword is used to cancel goroutines using the context package?

• done()
• break()
• cancel()
• stop()

Which built-in function is used to get the length of a slice or array?

• count()
• len()
• length()
• size()

How are Go programs executed?

• Interpreted
• Directly compiled
• Through Go VM
• Through JVM

Which Go keyword is used to exit from a loop?

• return
• stop
• break
• exit

What is the default value of a boolean variable?

• 0
• nil
• FALSE
• TRUE

What does select do in Go's concurrency model?

• Starts a goroutine
• Waits on multiple channels
• Blocks on one channel
• Synchronizes all channels

What is the default value of an uninitialized pointer in Go?

• ""
• undefined
• nil
• 0x00000000

What is the default value of an uninitialized int variable in Go?

• -1
• undefined
• 0
• nil

What is the zero value of a string in Go?

• "0"
• undefined
• ""
• null

Which Go keyword is used for packages?

• import
• package
• use
• include

Which package is used for routing in the Gin framework?

• router
• gin
• mux
• net/http