Ciena Mobile Application Developer Interview Questions and Answers

Print the first and last letter of words from a list alternatively

• Iterate through the list of words

• For each word, print the first and last letter alternatively

OOP stands for Object-Oriented Programming. OOPs concepts are the principles of OOP such as inheritance, encapsulation, polymorphism, and abstraction.

• OOP is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.

• OOPs concepts include inheritance, where a class can inherit properties and behavior from another class.

• Encapsulation is the bund...read more

Securing an app involves implementing various measures to protect user data and prevent unauthorized access.

• Use secure authentication methods like biometrics or strong passwords

• Implement encryption to protect sensitive data

• Regularly update the app to fix security vulnerabilities

• Implement secure communication protocols (HTTPS) for data transmission

• Use code obfuscation to make reverse engineering difficult

• Implement prope...read more