Computer Hardware (Level : Moderate)
|Description: Computer hardware|
|Number of Questions: 15|
|Created by: Prabha Kade|
|Tags: Computer hardware Time and Work Computers|
Which of the following devices uses a DMA channel?
It allows computers to produce sounds like music and voice.
What are the divisions of tracks in a hard disk called?
Sectors are segments of a track on a hard disk that have a capacity of 512 bytes.
What do you need to check serial and parallel port?
It is a device used to check ports to identify network and network interface card issues.
Which of the following is/are the lowest in memory hierarchy?
A register is a small set of data holding places that are part of a computer processor.
Which of the following is used between CPU and RAM to speed up the processing power of a CPU?
It consists of one or more RAM chips that have several memory modules.
What is/are the basic building block(s) for a digital circuit?
It is a physical device which performs a logical operation on one or more logical inputs.
What is required when more than one person uses a central computer at the same time?
It is an electronic device which is used for entering data into and displaying data from a computer.
Which of the following devices is/are used to prepare a hard copy?
Which of the following devices provides no data processing capability?
Dumb terminal provides keyboard input and screen output and no data processing capability.
Which of the following types of computers use the 8-bit code called EBCDIC?
A mainframe computer is a very large and expensive computer capable of supporting hundreds or even thousands of users simultaneously.
What is the name of the physical connection between the microprocessor memory and other parts of the microcomputer?
It is used by the CPU to communicate memory and input/output address to memory controller and input/output devices.
Who has a lower access time than the devices used for working store in the same processor?
It holds the memory location of data that needs to be accessed.
Which of the following is a disk storage medium in the form of an assembly containing a single rigid magnetic disk permanently?
It is a portable removable drive.
Which application technology is used by computers to facilitate manufacturing processes?
Computer-Aided Manufacturing: CAM is an application technology that uses computer software and machinery to facilitate and automate manufacturing processes.
Which of the following is a form of semiconductor memory in which it is possible to change the contents of selected memory locations by applying suitable electrical signals?
It is a memory chip that allows data to be erased with a special ultraviolet light.