Operating System III

What type of cloud offers services to multiple organizations simultaneously?

• Public Cloud
• Private Cloud
• Hybrid Cloud
• Personal Cloud

What is the purpose of a bootloader?

• Manage system memory
• Load the operating system kernel
• Perform network initialization
• Run application software

Which of the following operating systems is open source?

• Windows
• macOS
• Linux
• Solaris

Which scheduling algorithm gives each process a fixed time slice?

• Round Robin
• First-Come, First-Served
• Shortest Job First
• Priority Scheduling

Which of the following is NOT a cloud computing service model?

• IaaS
• PaaS
• SaaS
• BaaS

What does the chmod command do in Linux?

• Check disk usage
• Compress files
• Move files
• Change file permissions

What is the primary advantage of virtualization over dual booting?

• Higher performance
• Simultaneous use of multiple OSes
• Reduced memory usage
• Direct hardware access

Which of these describes the term ‘elasticity’ in cloud computing?

• A static configuration of servers
• Automatic software updates
• The ability to dynamically allocate resources
• Permanently installed hardware resources

What does ‘SaaS’ stand for?

• Solution as a Service
• Software as a Service
• System as a Service
• Software and Services

What is the primary function of an operating system?

• Manage hardware resources
• Execute user programs
• Provide a user interface
• All of the above