G4S Desktop Support Engineer Interview Questions and Answers

OST is an offline Outlook data file used by Exchange Server, while PST is a personal storage file used by Outlook for storing emails, contacts, etc.

• OST is used by Exchange Server for offline access to mailbox data

• PST is used by Outlook for storing emails, contacts, calendar items, etc.

• OST file is synchronized with the Exchange Server, while PST is not

• OST file is typically larger in size compared to PST file

Collection framework is a set of interfaces and classes in Java that provide a way to store and manipulate groups of objects.

• Provides interfaces like List, Set, Map for storing collections of objects

• Includes classes like ArrayList, HashSet, HashMap for implementing these interfaces

• Allows for easy manipulation, sorting, searching, and iteration of collections

• Used in various applications like data processing, data storag

Spring Boot is a Java-based framework used for creating standalone, production-grade Spring-based applications.

• Spring Boot simplifies the process of creating Spring applications by providing defaults for configuration and eliminating the need for XML configuration files.

• Annotations in Spring Boot are used to simplify the configuration of Spring applications by providing metadata about the application.

• Examples of annota...read more

Data Analysts are responsible for collecting, processing, and analyzing data to help organizations make informed decisions.

• Collecting and organizing data from various sources

• Cleaning and processing data to ensure accuracy and consistency

• Analyzing data using statistical techniques and tools

• Creating visualizations and reports to present findings

• Interpreting data to provide insights and recommendations

• Collaborating with s...read more