7) Which one of the following technologies is used in hard disk drive for data storage? a) b) c) d) Magnetic storage Optical memory EEPROM DRAM The Master Boot Record (MBR) of an operating system is stored in the of a hard disk drive. a) sector 0 b) middle cylinder d) 8) c) end cylinder external memory buffer Which one of the following statements is a reason for using an open-source operating system (such as Linux OS) over a proprietary OS (such as Windows OS)? a) Low cost - Most open-source OSs are freely downloadable. b) Good technical support from vendors. c) Ease of use and trouble-free installation. d) Open-source operating systems are generally bug-free. 9) to keep track of file attributes and disk block Modern Linux systems use addresses of files. a) b) c) d) Contiguous Allocation Linked-list Allocation File Allocation Table (FAT) I-nodes Which one of the following is a likely cause of stack overflow in process execution? 10) a) The cpu is running a large number of processes. b) c) d) 11) The cpu is running a process that required a lot of RAM memory for its code. The cpu is running an iterative process with a large number of recursive calls. The cpu is busily swapping virtual memory into its RAM space. Arrange the following memory components in decending access time (from fastest to the slowest) in the memory hierarchy. a) b) Main Memory - Registers - Solid State Drive - Cache Register-Main Memory - Cache - Solid State Drive c) d) Main Memory - Hard Disk Drive -Solid State Drive - CDROM Cache - Main memory - Solid State Drive - Hard Disk Drive