Computer Fundamental Miscellaneous - Study Mode

[#546] Which of the following require large computer memory?
Correct Answer

(D) All of the above

Explanation

Solution: Imaging, Graphics and Voice require large computers memory. Primary storage, also known as main storage or memory, is the area in a computer in which data is stored for quick access by the computer's processor.

[#547] Which of the following are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU?
Correct Answer

(B) registers

Explanation

Solution: Registers : In computer architecture, a processor register is a quickly accessible location available to a computer's central processing unit. Registers usually consist of a small amount of fast storage, although some registers have specific hardware functions, and may be read-only or write-only.

[#548] Which disk interface standard includes support for up to eight peripheral devices?
Correct Answer

(C) SCSI

Explanation

Solution: SCSI : Small Computer System Interface is a set of standards for physically connecting and transferring data between computers and peripheral devices. The SCSI standards define commands, protocols, electrical, optical and logical interfaces.

[#549] Who designed the first general purpose electronic digital computer "ENIAC" ?
Correct Answer

(C) J. Presper Eckert and John W Mauchly

Explanation

Solution: John William Mauchly and J. Presper Eckert are the scientists credited with the invention of the Electronic Numerical Integrator And Computer (ENIAC), the first general-purpose electronic digital computer, which was completed in 1946.

[#550] What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time?
Correct Answer

(C) Bus arbitration

Explanation

Solution: Bus arbitration : Bus arbitration is the process by which the next device to become the bus master is selected and bus mastership is transferred to it. The selection of bus master is usually done on the priority basis. There are two approaches to bus arbitration: Centralized and distributed.