O Level Online Exam
Menu mobile
Home
MCQ Topic Wise
INFORMATION TECHNOLOGY TOOLS AND NETWORK BASIS
New
WEB DESIGNING AND PUBLISHING
New
PROGRAMMING AND PROBLEM SOLVING THROUGH PYTHON
New
INTERNET OF THINGS AND ITS APPLICATIONS
New
Online Mock Test
INFORMATION TECHNOLOGY TOOLS AND NETWORK BASIS
New
WEB DESIGNING AND PUBLISHING
New
PROGRAMMING AND PROBLEM SOLVING THROUGH PYTHON
New
INTERNET OF THINGS AND ITS APPLICATIONS
New
Old Papers
Practical Questions
Projects
Report Bug
QusChief component of first generation computer was Qusपहली पीढ़ी के कंप्यूटर का मुख्य घटक था
A. Transistors
B. Vacuum Tubes and Valves
C. Integrated Circuits
D. None of above
Solution
B. Vacuum Tubes and Valves
Explanation
Transistors were used for second generation computers and integrated circuits in third generation. First generation computers used vacuum tubes and valves as their main electronic component. Vacuum Tubes were invented by Lee DeForest in 1908.
CCC Online Test
Python Programming Tutorials
Best Computer Training Institute in Prayagraj (Allahabad)
Online Exam Quiz
O Level NIELIT Study material and Quiz
Bank SSC Railway TET UPTET Question Bank
career counselling in allahabad
Best Website and Software Company in Allahabad
Website development Company in Allahabad