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This is a computer science engineering quiz on operating systems, which includes questions related to the distributed file system.
Which of the following is an example of utility?
In distributed systems, a logical clock is associated with ______________.
Each instruction
Each process
Each register
None of the mentioned
If timestamps of two events are same, then the events are ____________.
Concurrent
Non-concurrent
Monotonic
Non-monotonic
If a process is executing in its critical section ____________.
Any other process can also execute in its critical section
No other process can execute in its critical section
One more process can execute in its critical section
None of the mentioned
A process can enter into its critical section ____________.
Anytime
When it receives a reply message from its parent process
When it receives a reply message from all other processes in the system
None of the mentioned
For proper synchronization in distributed systems ____________.
Prevention from the deadlock is must
Prevention from the starvation is must
Prevention from the deadlock & starvation is must
None of the mentioned
In the token passing approach of distributed systems, processes are organized in a ring structure ____________.
Logically
Physically
Both logically and physically
None of the mentioned
In distributed systems, what will the transaction coordinator do?
Starts the execution of transaction
Breaks the transaction into number of sub transactions
Coordinates the termination of the transaction
All of the mentioned
In case of failure, a new transaction coordinator can be elected by ____________.
Bully algorithm
Ring algorithm
Both bully and ring algorithm
None of the mentioned
In distributed systems, election algorithms assumes that ____________.
A unique priority number is associated with each active process in system
There is no priority number associated with any process
Priority of the processes is not required
None of the mentioned
According to the ring algorithm, links between processes are ____________.
Bidirectional
Unidirectional
Both bidirectional and unidirectional
None of the mentioned
When you start up the computer the bootup storage at which the BIOS versions manufacturer and data are displayed on the monitor is called__________.
Bootstrap
Power on self test (POST)
System configuration
Kernel loading
...... system is built directly on the hardware.
Environment
System
Operating
None
The purpose of run command in start menu is to____________.
Launch internet browser
Open internet explorer
Open windows explorer
Start programs
You can switch from one program to another on the desktop by clicking within the desired program’s window or by clicking on its ...... button.
Icon
Taskbar
Folder
None of above
