Which of the following hardware is a single chip in a computer?
Sound card
Display card
Micro processor
mother board
Which of the following is known as primary storage or primary memory or main memory?
RAM
ROM
Hard disk
None of these
Which one uses plug and play installations and hot plugging?
SMPS
CPU fan
USB
None of theses
Which is a computer expansion card that can input and output image under program control?
Graphics card
Monitor
Scanner
Which one of the following is also called system board?
Keyboard
Monitor board
Hard drive
Which one reduces the heat produced by the SMPS?
Voltage regulator
Clock
PCI card
Which is known as an internal control circuit in a SMPS?
Switching regulator
Exhaust fan
PCI
What converts digital sound waves into analog form?
Video card
Network card
Which is an external standard device to system memory for connected devices?
Which among the following is a power supply unit?
Microprocessor
