10+ IT Support Executive Interview Questions and Answers

Account payable and Account receivable are financial terms used in ERP systems.

• Account payable refers to the money that a company owes to its suppliers or vendors for goods or services received but not yet paid for.

• Account receivable refers to the money that a company is owed by its customers or clients for goods or services provided but not yet received payment for.

• In ERP systems, account payable and account receivable modules help track and manage these financial transactio...read more

POS stands for Point of Sale. It is a system used to manage sales transactions and track inventory in retail businesses.

• POS is a software or hardware system that allows businesses to process sales transactions.

• It typically includes features like barcode scanning, inventory management, and payment processing.

• POS systems are commonly used in retail stores, restaurants, and other businesses that sell products or services.

• They help streamline the sales process, improve accuracy, ...read more

To resolve system hanging issue, check for hardware and software issues, update drivers, and run virus scans.

• Check for overheating and clean the system's fans and vents

• Update drivers and software to the latest version

• Run virus scans to detect and remove any malware

• Check for any hardware issues such as faulty RAM or hard drive

• Disable unnecessary startup programs and services

DHCP is a protocol that assigns IP addresses to devices on a network. DNS is a system that translates domain names to IP addresses. OSI model is a conceptual framework for network communication.

• DHCP assigns IP addresses to devices on a network

• DNS translates domain names to IP addresses

• OSI model is a conceptual framework for network communication

• OSI model has 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application

• Each layer of the OSI model ha...read more

To join two tables in SQL, you can use the JOIN keyword along with the appropriate join condition.

• Use the JOIN keyword to combine rows from two or more tables based on a related column between them

• Specify the columns from each table that you want to include in the result set

• Use different types of joins like INNER JOIN, LEFT JOIN, RIGHT JOIN, or FULL JOIN based on your requirement

• Example: SELECT * FROM table1 JOIN table2 ON table1.column = table2.column

Ubuntu can be installed by creating a bootable USB drive or DVD and following the installation wizard.

• Download the Ubuntu ISO file from the official website

• Create a bootable USB drive or DVD using software like Rufus or Etcher

• Insert the USB drive or DVD into the computer and boot from it

• Follow the installation wizard and choose the installation type and partitioning options

• Set up user accounts and passwords

• Complete the installation and reboot the computer

An intranet is a private network that is only accessible to authorized users within an organization.

• Intranets are used for internal communication, collaboration, and sharing of resources.

• They can include features such as email, file sharing, and company news.

• Intranets are typically more secure than the internet and require authentication to access.

• Examples of intranet software include Microsoft SharePoint and Jive.

A network is a group of interconnected devices that can communicate and share resources.

• Networks can be wired or wireless

• Devices on a network can include computers, printers, routers, and servers

• Networks can be local (LAN) or wide area (WAN)

• Examples of networks include the internet, corporate networks, and home networks

Joins are used to combine data from two or more tables based on a related column between them.

• Joins are used in SQL to retrieve data from multiple tables.

• They are used to combine rows from two or more tables based on a related column between them.

• There are different types of joins such as inner join, left join, right join, and full outer join.

• Inner join returns only the matching rows from both tables.

• Left join returns all the rows from the left table and matching rows from th...read more

HTML is a markup language used for creating web pages, while CSS is a styling language used to design the layout and appearance of web pages.

• HTML stands for HyperText Markup Language and is used to structure content on a web page.

• CSS stands for Cascading Style Sheets and is used to style the HTML elements on a web page.

• HTML uses tags like <p> for paragraphs and <img> for images, while CSS uses properties like color and font-size to style elements.

• HTML provides the structure o...read more