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Bachelor of Business Administration (BBA)
IT in Management
Q. Who invented vacuum tubes? (Solved)
1. john bardeen
2. william shockley
3. lee de forest
4. all of above
c. lee de forest
Related Topics
→ Taxation
→ Service Marketing
→ Entrepreneurship Development (ED)
→ Business Research Methods (BRM)
→ Emerging Trends in Management
→ Production Management
→ Management Theory and Practice
→ Business Ethics and Corporate Social Responsibility (BECSR)
→ Analysis of Financial Statements
→ Financial Accounting 2
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