Computer Fundamental Miscellaneous - Study Mode

[#531] The daily processing of corrections to customer accounts best exemplifies the processing mode of:
Correct Answer

(A) Batch processing

Explanation

Solution: In computing, batch processing refers to a computer working through a queue or batch of separate jobs (programs) without manual intervention (non-interactive). Depending on the situation, each job may have an associated metadata such as client, department or user - and some indication of the priority and resources required.

[#532] Which of the following devices can be used to directly input printed text?
Correct Answer

(A) OCR

Explanation

Solution: Optical character recognition (also optical character reader, OCR) is the mechanical or electronic conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene-photo or from subtitle text superimposed on an image.

[#533] To locate a data item for storage is
Correct Answer

(D) Fetch

Explanation

Solution: To locate a data item for storage is Fetch. In computer technology, fetch has several meanings related to getting, reading, or moving data objects. Fetch, area of ocean or lake surface over which the wind blows in an essentially constant direction, thus generating waves.

[#534] Which of the following memory is capable of operating at electronics speed?
Correct Answer

(A) Semiconductor memory

Explanation

Solution: Semiconductor memory is a digital electronic data storage device, often used as computer memory, implemented with semiconductor electronic devices on an integrated circuit. There are many different types of implementations using various technologies.

[#535] The main purpose of time sharing techniques used in computers is to make the best use of the
Correct Answer

(A) CPU

Explanation

Solution: The main purpose of time sharing techniques used in computers is to make the best use of the CPU. Timesharing allows a central computer to be shared by a large number of users sitting at terminals.