Computer Fundamental Miscellaneous - Study Mode

[#761] Which of the following statements best describes the batch method of input?
Correct Answer

(C) Data is collected in the form of source documents, placed into groups, and then input to the computer

Explanation

Solution: Data is collected in the form of source documents, placed into groups, and then input to the computer. Batch input method is a type of data transfer method. It is used for bulk data transfer; it is one of the primary ways by which data can transferred into the R/3 System.

[#762] What is the name of the memory card which is conceptually related to the smart card but is similar to the video disk?
Correct Answer

(A) Laser card

Explanation

Solution: The name of the memory card which is conceptually related to the smart card but is similar to the video disk in Laser card. Laser was a debit card scheme in Ireland between 1996 and 2014. Laser cards were withdrawn from the market on 28 th February 2014.

[#763] In 1830, Charles Babbage disigned a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited?
Correct Answer

(C) 1855

Explanation

Solution: In 1830, Charles Babbage designed a machine called the Analytical Engine which he showed at the Paris Exhibition. In which year was it exhibited in 1855.

[#764] Which of the following is used to check for errors in RAM chips?
Correct Answer

(C) Parity chip

Explanation

Solution: The parity chip is used for error checking, to make sure that the other chips aren't making any errors. A RAM chip is the actual device that contains the transistors that allow implementation of random access memory in hardware. It is the most basic and integral part of memory, as it is the basic building block for RAM cards and other applications.

[#765] Which of the following is not an alternative name for primary memory?
Correct Answer

(D) Mass storage

Explanation

Solution: Mass storage is an older term that refers to ordinary storage, which was always larger (more "massive") than main memory (RAM). See storage vs. memory. If the term is used today, it means a huge amount of storage such as in a server array and not the capacity found in a single computer or server (see RAID array).