How to View Linux Login History

Linux is a multi-user operating system, meaning that more than one person can be logged into a computer at the same time. To see the login history of all the computer’s users, use the “last” command in the Linux terminal window. Variations of the “last” command can show you the history of one particular user, […]

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Some basics of MBR v/s GPT and BIOS v/s UEFI

MBR A master boot record (MBR) is a special type of boot sector at the very beginning of partitioned computer mass storage devices like fixed disks or removable drives intended for use with IBM PC-compatible systems and beyond. The concept of MBRs was publicly introduced in 1983 with PC DOS 2.0. The MBR holds the […]

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How to convert MBps to IOPS or calculate IOPS from MB/s

Most SSDs have two speed ratings for reading as well as for writing.  The first rating is the sustained MB/s performance, which is the main marketing most manufacturers use.  The second rating is the 4K Random IOPS performance, which gives a much better idea of how the drive will perform in the real world.  The […]

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6 Ways to Reduce Email Bounce Rate & Improve Deliverability

Bounced emails are frustrating! When your emails bounce, it means that a portion of your prospects and customers may never get the email messages that you carefully crafted for them and that they wanted to see. Plus, high bounce rates can hurt your email deliverability, which is why you should closely monitor and proactively manage […]

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Testing your email with Telnet

These FAQs will teach you how to test your IMAP, POP3 and SMTP settings using Telnet Simply click on a title below to skip to the most appropriate FAQ. You can also click the Top button to return and make another selection. How can I use Telnet to test my IMAP e-mail account is working? How can […]

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What is application security?

Application security describes security measures at the application level that aim to prevent data or code within the app from being stolen or hijacked. It encompasses the security considerations that happen during application development and design, but it also involves systems and approaches to protect apps after they get deployed.  Application security may include hardware, software, […]

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100+ World Top Rivers and Lakes Lists

The world top 100 rivers and lakes name. Important top 100 list of rivers and lakes. Read and learn all of these GK and improve your GK skills. Get start here. Place/Country Name River/Lake India Ganga RIVER India Yamuna RIVER Toledo (USA) Erif LAKE Buffalo (USA) Ontario LAKE Asuncion (Paraguay) Paraguay RIVER Belem (Brazil) Amazon […]

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gstr 9c explanation

GSTR 9C is the GST reconciliation Statement for a particular financial year. Taxpayers have to get it certified by CAs before filing. The due date for filing GSTR-9C is on or before 31st December. GSTR 9C is used for Normal GST Audit / Certification by a Chartered Accountant or a Cost Accountant. It means every registered […]

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oops in php interview questions

1) What is OOPS? OOPS is abbreviated as Object Oriented Programming system in which programs are considered as a collection of objects. Each object is nothing but an instance of a class. 2) Write basic concepts of OOPS? Following are the concepts of OOPS: Abstraction Encapsulation Inheritance Polymorphism 3) What is a class? A class […]

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