Operating System

Distinguish between virtual memory and primary memory of the computer system. (4 marks)DICT MOD 1 July 2020

Explain two emerging trends in respect to computer hard disks. (4 marks)DICT MOD 1 July 2020

Files are allocated disk space by the operating system using linked allocation method, Explain four characteristics of this method. (8 marks)DICT MOD 1 July 2020

Distinguish between logical file system and basic file system in file systems structure. (4 marks)DICT MOD 1 July 2020

Explain two functions of computer directories in a computer system. (4 marks}DICT MOD 1 July 2020

Outline four computer disk head scheduling algorithms. (4 marks)DICT MOD 1 July 2020

Explain two circumstances under which biometric security system could be used for the purpose of file security. (4 marks)DICT MOD 1 July 2020

Differentiate between least frequently used and most frequently used page replacement algorithms. (4 marks)DICT MOD 1 July 2020

Outline four essential approaches used when implementing mutual exclusion to manage shared resources. (4 marks)DICT MOD 1 July 2020