The priority of a process will ______________ if the scheduler assigns it a static priority.

• A. Change
• B. Remain unchanged
• C. Depends on the operating system
• D. None of the mentioned

What are the characteristics of Host based IDS?

• A. The host operating system logs in the audit information
• B. Logs includes logins,file opens and program executions
• C. Logs are analysed to detect tails of intrusion
• D. All of the mentioned

What are the characteristics of stack based IDS?

• A. It is programmed to interpret a certain series of packets
• B. It models the normal usage of the network as a nosie characterization
• C. They are integrated closely with the TCP/IP stack and watch packets
• D. The host operating system logs in the audit information

If the sum of the working – set sizes increases, exceeding the total number of available frames ____________

• A. Then the process crashes
• B. The memory overflows
• C. The system crashes
• D. The operating system selects a process to suspend

The information about all files is kept in ____________

• A. Swap space
• B. Operating system
• C. Seperate directory structure
• D. None of the mentioned

The operating system keeps a small table containing information about all open files called ____________

• A. System table
• B. Open-file table
• C. File table
• D. Directory table

What will happen in the single level directory?

• A. All directories must have unique names
• B. All files must have unique names
• C. All files must have unique owners
• D. All of the mentioned

The operating system _______ the links when traversing directory trees, to preserve the acyclic structure of the system.

• A. Considers
• B. Ignores
• C. Deletes
• D. None of the mentioned

To recover from failures in the network operations _____________ information may be maintained.

• A. Ip address
• B. State
• C. Stateless
• D. Operating system

On systems where there are multiple operating system, the decision to load a particular one is done by _____________

• A. Boot loader
• B. Bootstrap
• C. Process control block
• D. File control block