iOS Developer Trainee Interview Questions and Answers

Program to print inverted pattern using array of strings

• Create an array of strings to store the pattern

• Use nested loops to iterate through the array and print the pattern

• Decrease the number of asterisks in each row as the loop progresses

I am interested in iOS development using Swift language.

• Swift programming language

• iOS app development

• Xcode IDE

• UIKit framework

• Core Data

• RESTful APIs

To rename a column in SQL, use the RENAME COLUMN statement.

• Use the ALTER TABLE statement to specify the table name.

• Use the RENAME COLUMN statement to specify the current column name and the new column name.

• Example: ALTER TABLE table_name RENAME COLUMN old_column_name TO new_column_name

For loop and if else syntax in programming

• For loop: used to iterate over a block of code for a fixed number of times

• Syntax: for(initialization; condition; increment/decrement){code block}

• If else: used to execute code based on a condition

• Syntax: if(condition){code block} else{code block}