Question Detail Files can have ? Read AccessWrite AccessCopy AccessAll of above Answer: Option D Similar Questions : 1. Which type of software can be used to merge data of two files in one file ? System softwareNetworking softwareDocumenting softwareUtility Software Answer: Option D 2. Remote computing services involves the use of ? multiprocessingmultiprogrammingbatch processingreal time processing Answer: Option C 3. Which of the following is always there in a computer ? Batch systemOperating systemTime sharing systemControlling system Answer: Option B 4. When did IBM released the first version of its disk operating system DOS version 1.0 ? 1981198219831984 Answer: Option A 5. In which of the following usually a front end processor is used ? Virtual storageTimesharingMultiprogammingMultithreading Answer: Option B Read more from - Operating System Questions Answers - Set 2