Computers & IT (Non-Engg)

PGDCA is only advisable if you aim for a career in IT industry. Also you should pursue MCA after the PG Diploma in order to enhance career opportunities.
Eligibility requirement:
For seeking admission to the Post Graduate Diploma in Computer Applications course, candidates must have completed their graduation in any discipline with not less than 50% of marks, which is 45% for candidates belonging to SC/ST category.
Admission procedure:
Most of the colleges admit students to the PGDCA course based on the merit secured by the students in the qualifying examination, while some colleges do conduct entrance examination for admission of students to this course.
Job prospects after completion of PGDCA:
After completion of Post Graduate Diploma in Computer Applications from a standard institution, candidates can get job opportunities in the following positions:Software Quality TesterWeb AnalystFaculty/computer teacher at graduation/10+2 level of educationSystem analystNetwork and system administratorDatabase administratorSoftware programmer
Also you may refer- https://www.shiksha.com/post-graduate-diploma-in-computer-applications-pgdca-article-4601-1

There are multiple job opportunities available in the field of Information Technology. As per NASSCOM, Indian IT Industry revenues grew by 13% in FY2015 and it added 2,30,000 employees in FY15. NASSCOM has forecasted that IT industry exports will grow by 12-14% and domestic market by 15-17% in FY2016 (Actual data is yet to be released. Indias IT-BPM industry is projected to grow ~8% in FY2017 to USD 154 billion. In light of the very disruptive emerging technologies, the industry is re-imagining itself to become the Digital Solutions Partner for the world. BCA-MCA graduates from top universities or colleges have excellent career opportunities in the field of IT as a Developer or a Tester.

Following are career options in field of IT:
(a) Development and Testing: In order to have technical career in IT, you require educational qualifications such as B.Tech CS/ IT, BCA-MCA, B.Sc-M.Sc CS/IT.
(b) IT infrastructure support including Desktop, server, networking, Telecom support. Most of these roles are filled by Electronics and Science grads or diploma and degree holders.
(c) Project Management: Technical Professional grow into role of Project Management with Certification such as PMP, PRINCE2 etc after few years of development or testing experience. Some MBA IT grads get Project Management opportunities directly.
(d) Business Analysis: Subject Matter experts with domain experience in Functional areas such as BFSI, Healthcare, Travel & Transportation etc can become BA. Most of the BA are with MBA background with BA Certification such as IIBA or BCS.
(e) Business Development: MBA grads have opportunities in IT industry in PreSales support, Sales & Marketing and Account Management.
(f) IT support role in Quality, Technical writing, Customer service engineer etc. These roles are filled with lower education. profile professional such as BCA grads.
(g) In addition IT industry requires HR, Finance and Accounting, Administration professionals.
You may choose any of the above based on your interest, personal conditions and preferences.