Introduction Cathode Ray Tube (CRT) is a vacuum glass tube consists of multiple electron guns. They create images a beam of electrons, allowing to project the output on the phosphorescent screen. Today we see flat-screen televisions and monitors but we must remember about heavy television and computer monitors. They were big in size and heavy. That television was worked on (CRT) cathode ray tube technology. The physicist “Johann Hittorf '' discovered the Cathode rays in Crooks tube in 1869. Crooks tubes are vacuum tubes having two electrodes that are kept at high potential difference which discharge cathode rays. ... Read More

Introduction Credit Rating Information Services of India Limited (CRISIL) is a leading credit rating agency in India. It is a global analytical company providing ratings, research, and risk and policy advisory services regulated by the Securities and Exchange Board of India (SEBI) and operates in compliance with relevant regulations and guidelines. CRISIL's ratings are widely used by investors, issuers, financial intermediaries, and other stakeholders to assess credit risk and make informed investment decisions. assigns credit ratings that reflect its opinion on the credit risk associated with a particular entity or financial instrument. Services offered by CRISIL Some of the ... Read More

Introduction Common Proficiency Test (CPT) is an entry-level examination for students who wanted to pursue a career in Chartered Accountancy (CA) in India. The exam was conducted by the Institute of Chartered Accountants of India (ICAI) and was held twice a year, usually in June and December. The CPT exam aimed to test the basic knowledge and understanding of four subjects, namely Accounting, Mercantile Laws, General Economics, and Quantitative Aptitude. Eligibility Criteria for CPT The eligibility criteria for the Common Proficiency Test (CPT), which was an entry-level examination for Chartered Accountancy (CA) in India, was as follows − ... Read More

Introduction Cardiopulmonary Resuscitation (CPR) is a significant technique which is helpful in reviving a person who is not breathing or whose heart is not beating. It involves a combination of chest compressions and rescue breaths to continue the flow of oxygen towards the brain and other critical organs until any medical intervention. CPR is a crucial skill that can help save the life of a friend, a stranger, or even yourself during an emergency situation. It is important to learn CPR from a certified instructor and to regularly refresh your knowledge to be prepared in case of an emergency. ... Read More

Introduction Central Police Organization (CPO) is a branch of the Indian police. Constabulary, Upper Subordinate, State, and Central all make up tiers of the police force's organisational structure. There are numerous specialised units within the organisation in addition to the standard police force. They include the National Disaster Response Force, Narcotics Control Bureau, Research and Analysis Wing, Special Protection Group, and National Investigative Agency. Chief Purchasing Officer responsibilities vary from location to location. Definition of CPO The Central Police Organization (CPO) is a government agency responsible for policing in the country, including crime prevention, criminal investigation, security services, police ... Read More

Introduction Communist Party of India (Marxist) (CPIM) is a political party in India that follows a Marxist-Leninist ideology and is a major political force in several states in India. The CPIM was formed in 1964 through a split from the Communist Party of India (CPI), with the faction led by E.M.S. Namboodiripad, Harkishan Singh Surjeet, and others adopting a Marxist-Leninist approach to socialism. The CPIM advocates for a classless, stateless, and egalitarian society based on Marxist principles, and works towards the establishment of a communist state through democratic means. History and Evolution of CPIM CPIM has a history that ... Read More

Introduction Central Pollution Control Board (CPCB) is a statutory body under Environment, Forest and Climate Change Ministry. The goal of the CPCB is to promote clean water bodies across the country, and implement pollution control measures. The organization deals with State Pollution Contol Boards (SPCBs) and various industries across the country. Establishment of CPCB The CPCB was established in September 1974 under the Water (Prevention and Control of Pollution) Act, 1974. It was set up to provide technical services to the Environment, n Forest and Climate Change Ministry. The CPCB also governs various responsibilities which comes under the Air ... Read More

Introduction COVID-19 or Coronavirus Disease of 2019 is a family of viruses which have crown- like spikes called ‘corona’, and that can affect the respiratory system of humans. Coronaviruses are generally found in cats, bats, and camels but do not affect them. While transferring from one animal species to another, they undergo certain mutations and become infective. A newly developed strain of coronavirus named Severe Acute Respiratory Syndrome coronavirus-2 (SARS-CoV-2) is responsible for the spread of COVID-19 across the world. The first case was reported in Wuhan, a city in China and it was thought that the spread from ... Read More

Introduction COPD (Chronic Obstructive Pulmonary Disease) is a group of pulmonary (lung) diseases that progresses over time. In COPD, the airflow becomes restricted and the person has difficulty breathing and breathing-related problems. The less flow of air in and out of the lungs can be due to the following one or more reasons − The air sacs and airways become less elastic. The walls of the air sacs can become clogged due to more mucus production or thicker and inflamed. They can get destroyed. The two main conditions included in COPD are emphysema and chronic bronchitis. Causes ... Read More

Definition of COO Chief Operating Officer (COO) is a senior executive responsible for governing day-to- day operations of an organization, ensuring that all activities are aligned with the goals and objectives of the company. The COO works closely with other members of the executive team, including the CEO, CFO, and CMO, to develop and implement strategies that drive growth and profitability. Roles and Responsibilities of COO Key responsibilities of a COO differ depending on the size and nature of the organization but frequently involves − The COO is responsible for developing and implementing operational strategies that are aligned ... Read More