Two new types of semiconductor memories are: A.Magentic disks B.Charge-coupled devices C.Magnetic bubble memory D.Both B and C Answer and Feedback Answer:D do you want? view more test Xem thêm Share this post Some other questions you may be interested in. What is the edited value of the picture clause PIC field 9999+ Numeric value moved to the field -382 and the Edited value is A storage device which is used to store data & information external to the main storage is known as? To develop commercial applications that require precise and efficient manipulation of data, we use How many bytes will a S9(8) COMP field occupy? The Max length of Parm Parameter is The following statement WRITE OUT-REC. Which one of the following modes of operating the Sequential file is not true Select statement which is used to block the COBOL statements between them Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records? COBOL 'Common Business Oriented Language' was developed in What are the different file open modes in COBOL?