Which of the following is used as a primary storage device?
Magnetic drum
PROM
Floppy disk
All of these
Which of the following memories needs refresh?
SRAM
DRAM
ROM
All of above
Which of the following devices can be used to directly input printed text?
OCR
OMR
MICR
The output quality of a printer is measured by
Dot per cm
Dots per inch
Dots printed per unit time
All of the above
In analog computer
Input is first converted to digital form
Input is never converted to digital form
Output is displayed in digital form
Heat run a term associated with the mating phenomenon of which animal
Leatherback Turtles
Humpback Whales
Snow Leopards
King Kobras
If two pieces of metal touch in space, they
fall down
become permanently stuck together
split into different piecess
None of the above
The light hitting the earth right now is ......years old
40 thousand
20 thousand
30 thousand
10 thousand
We are moving through space at the rate of .....km a second
250
590
210
530
If you put Saturn in water it would ....
float
sink
spin