Problems category : Hardware Reasons : 1. If the number of beeps is one, it means the computer is not getting display output. Or it could be that the keyboard is not properly connected to the motherboard. 2. If one big beep is followed by two small beeps, it means your motherboard is not receiving RAM. 3. If one big beep is followed by three small beeps, then you will definitely know that there...

ভূমিকা : আধুনিক জীবন বিজ্ঞান ও প্রযুক্তির ওপর সবচেয়ে বেশি নির্ভরশীল। এর কল্যাণে আমাদের জীবনযাপন, চিন্তা-চেতনা সবকিছুতে ঘটেছে যুগান্তকারী পরিবর্তন। বিজ্ঞান ও প্রযুক্তির আধুনিকতম শাখা হলাে জিন প্রকৌশল (Genetic Engineering)। এটি মূলত জৈব প্রযুক্তির একটি শাখা। এ প্রযুক্তিতে কোনাে জিনকে বিশেষ কোনাে উদ্দেশ্যে অন্য একটি জীবদেহে স্থানান্তর করে তার জিনােটাইপের পরিবর্তন ঘটানাে হয়। এ প্রযুক্তি...

Through this article we will highlight the important information of all the countries of the world. The country name is shown below the table along with the flag and country code   Asia (22 countries)     India code= (+91)   Indonesia  code=(+62)   Cambodia code=(+855   North Korea code=(+850)  Singapore code=(+65)  Sri...

A Book Fair   Like various fairs, the book fair is organised to show new books. A book fair is not an exception. So nowadays, it has become a practice to held book fairs in our country too. The important book fair in Bangladesh is generally held in the premises of Bangla Academy. Although book fairs in our country are of recent origin, they are gradually gaining popularity. Book fairs...

In this digital age, life is almost unimaginable without using a computer. But not using a computer in a healthy way is causing various health complications. Doctors say that using a computer for 4 hours or more can cause many physical problems. Prolonged use of a computer keyboard and mouse puts extra strain or pressure on the veins, nerves, wrists, arms, shoulders, and neck. Therefore, not...