MCQOPTIONS
Home
About Us
Contact Us
Bookmark
Saved Bookmarks
Testing Subject
General Aptitude
Logical and Verbal Reasoning
English Skills Ability
Technical Programming
Current Affairs
General Knowledge
Finance & Accounting
GATE (Mechanical Engineering)
Chemical Engineering
→
GK
→
Awards and Honours
→
When was vacuum tube invented?
An error occurred while fetching the topics. Please try again later.
1.
When was vacuum tube invented?
A.
1900
B.
1910
C.
1880
D.
1906
Answer» E.
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
_______________ is the method involving creating written or generated codes that allow information to be kept secret.
In computer processing, __________ selects processes from the pool and loads them into memory for execution.
Which is the cloud based storage solution launched by Rajasthan government?
How can a citizen register under SSO?
These are types of LCD projectors.
What types of charts can be created using Microsoft Excel 2010?
Knowing How a Document Will Look Before Printing Which command can be used for
What is the basic purpose of inserting Header and Footer in a document?
What is meant by configuration of your computer?
Before a user can access the Internet, which of the following is necessary?
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
Your experience on this site will be improved by allowing cookies. Read
Cookie Policy
Reject
Allow cookies
