Difference between Systematic risk and Unsystematic risk

Systematic risk is external and uncontrollable by the firm. Unsystematic risk is internal and controlled by the firm. There are many other risks which can be listed out in systematic risk and unsystematic risk. Some of them are political risk, management risk, liquidity risk, etc. these are the risks which adversely effect the investment decisions.

Difference between TDS and TCS

Tax Deducted at Source (TDS) is the amount deducted before the payment of money. Tax Collected at Source (TCS) is the amount collected at the time of selling specified items as stated by the tax department of the government of India.