A credit score is a score given by credit bureau based on the credit behavior of the person. It provide detailed information how one has used the credit taken in past i.e. whether the loans and credit cards taken were paid on time, and enquiries done for the same. A credit score ranges from 300-900 in which 300 is lowest and 900 is the highest. Score of 750+ is generally taken as to be a good score.

Personal Information- The personal information available in a credit report are like your name including misspellings, Date of birth, phone no., email ID, gender, KYC details, your current and past home address and employers address.
Account Information- The credit report contains details of all the credits accounts availed by you and whether the payment was done on time. It also gives the information such as opening and closing date of the account, current balance in case of live loans and cards.

A credit report contains of a credit score, account summary, your personal information, credit account details, and recent inquiries details. Every time when you apply for a credit card or any loan and an enquiry is done by the lender to check your score and eligibility. Too many recent enquiries can lead to lowering of the credit score.
Each of the accounts has payment strings which shows whether payment was on time or not. If it shows 0 that means payments has been done on time, or else if any no shows that means it has been delayed by that no. of days.