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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 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 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 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 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 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
A StringTokenizer is a subclass of Object class and it can allow an application to break a string into tokens. A set of delimiters can be specified either at creation time or on a per-token basis. An instance of StringTokenizer behaves in two ways depending on whether it was created with the returnDelims flag having the value true or false. The object of StringTokenizer internally maintains a current position within the string to be tokenized. The important methods of StringTokenizer c;ass are hasMoreElements(), hasMoreTokens(), nextElement(), nextToken() and countTokens(). Syntax public class StringTokenizer extends Object implements Enumeration Example 1 import java.util.*; public class StringTokenizerTest1 { ... 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
A TreeSet is a subclass of AbstractSet class and it does not allow duplicate elements. By default, TreeSet stores the elements in an ascending order and retrieval speed of an element out of a TreeSet is faster. The TreeSet class internally uses a TreeMap to store elements. The elements in a TreeSet are sorted according to their natural ordering. We can also save the elements stored in a TreeSet to a file by using the Arrays.asList() method and pass this set as an argument to the writeObject() method of ObjectOutputStream class. Syntax public class TreeSet extends AbstractSet implements NavigableSet, Cloneable, Serializable Example import java.util.*; import java.io.*; public ... Read More
The getClass() method is from Object class and it returns an instance of the Class class. When we declare a new instance of an object, it will be referring to a class. There can only be one class per JVM but multiple object referring to it. So when we get the class of two objects, they might be referring to the same class. Syntax public final Class getClass() Example class User { private int id; private String name; public User(int id, String name) { this.id = id; this.name ... Read More