Both IIIT Ranchi and VIT Vellore can help you build a strong profile if you want to pursue your MBA abroad after your B.Tech, but they have different benefits:

Quick Comparison Table

Good placements and a government-approved degree that enhances educational credibility are two benefits of pursuing an MBA from MBA Abroad View IIIT Ranchi. But apart from its greater alumni community and more structured international exposures, VIT Vellore has experiences that will be useful while seeking an MBA abroad, particularly through networking and word-of-mouth recommendations.

 – In case you would like to choose, pick IIIT Ranchi: lower fees and improved placements, a government degree (occasionally useful for MBA or scholarship exams), and greater personal attention are outcomes of having fewer students.

 – In case you would like to choose, pick VIT Vellore, in consideration of international programs and transfer possibilities, a large, engaged alumni community overseas, and further assistance to construct an MBA record through internships, activities, and clubs.

No, lateral entry, or direct second-year admission, is not available at NIT Agartala for B.Tech computer science or any other subject. Like all other NITs, NIT Agartala only admits students for the first year of B.Tech through JEE Main and then JoSAA counselling.
NITs do not offer lateral entry (after diploma). The facility is typically available at private and state-level colleges, but not at NITs or other central government institutions.
Colleges like Tripura Institute of Technology (TIT), Agartala, which offers lateral entry B.Tech after diploma, or any state technical university that accepts lateral entry through LEET or state-level entrance exams are options for diploma holders.
For more details, you can check out Collegedunia’s Page

Since you are not particularly interested in any one branch, you should consider things like the institute's reputation, placement history, alumni network, and branch flexibility while choosing an engineering programme.

Preference Order Analysis

Prefer the branches and institutes with the best placement records and industry demand if you are not particularly interested in any of them.  This strategy will help your post-graduation professional prospects.

LPU offers a BTech CSE course. The syllabus of BTech CSE at LPU blends industry-relevant projects, academics, and good placement opportunities. Pavan Kunchala from the 2022 batch of BTech CSE was offered an INR 1 crore package via LPU placements.

From the 2023 placement data that I have, the highest package secured by a CSE student was INR 54.7 lakh, followed by a Mechanical Engineering student securing the highest package of INR 54.9 lakh.

It is not just about more than just a few students getting placed with average CTCs from a private college like LPU. More than 1500 students in 2023 got placed at CTC above INR 10 Lakh with 220+ different companies. While more than 5000+ students from the class of 2023 were placed at CTC INR 5 Lakhs. Not only this, the profile diversity is also good at LPU. More than 500 companies including Microsoft, Amazon, Cognizant, Accenture, Bosch, IBM, Samsung, and more.