In your opinion, is it better to have a good CV or a good cover letter?which one will affect better in employee checking?

Yes

1. It gives you another platform to market your skills and convey your interest in the company.

2. A well-done cover letter showcases your communication skills.

3. Hiring decision-makers read cover letters, if they are compelling.

4. A cover letter gives you more room to personalize your message to the employer/contact.

5. You can use it to fill in any gaps in your resume.

6. It can help you market your transferable skills.

7. A cover letter gives you a reason to keep your name in front of the decision maker.

8. You can employ creative strategies that bridge your value to the employer’s needs, painting a verbal picture that draws attention.

9. It gives you a chance to make use of additional key words that target the employer’s needs.

. A cover letter provides closure by giving you a vehicle to ask for the job or ask about next steps.