Question :
A) 1900
B) 1906
C) 1910
D) 1880
Answer : B
When was vacuum tube invented ?
A) 1900
B) 1906
C) 1910
D) 1880
Answer : B
Description :
Related Questions - 1
People often call ______ as the brain of computer system
A) Control Unit
B) Arithmetic Logic Unit
C) Central Processing Unit
D) Storage Unit
Related Questions - 2
Which of the following IC was used in third generation of computers ?
A) SSI
B) MSI
C) LSI
D) Both a and b
Related Questions - 3
Which statement is valid about computer program?
A) It is understood by a computer
B) It is understood by programmer
C) It is understood user
D) Both A & B
Related Questions - 4
Computer is free from tiresome and boardoom. We call it
A) Accuracy
B) Reliability
C) Diligence
D) Versatility
Related Questions - 5
The two kinds of main memory are :
A) Primary and secondary
B) Random and sequential
C) ROM and RAM
D) All of above