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System Software & Computer Management (Operating Systems Controls all…
System Software & Computer Management
Operating Systems
Controls all activities that take place in a computer.
A. What happens when computer is switched on?
B. Role of the Operating System
Provide user interface
Manage programs
Manage hardware
disk management
memory management
input/output management
Provide basic security
C. The Task Manager
D. Single-user vs Multi-user OS
Operating System Utilities Perform system maintenance and administrative tasks
A. File Management
Naming files
Info about files
File manager functions
Import/export
B. Scheduling
C. Printer Management
D. Backup
Backup software
Backup tips
Security Tools
A. Access control
B. Firewall
C. Security
Factors influencing Performance
A. Memory (RAM)
Cache memory
B. CPU
speed
Number of cores
Cache size
C. Hard drive/SSD
D. Influence of malware
Troubleshooting using Utility Software
A. Disk scanning
B. Disk defragmentation
C. Disk filling up