Computer General Science Test Hard Mode

Sr. #	Questions	Answers Choice
1	Which of the following is not a function of presentation layer in OSI model?	Manage coding schemes Check passwords Provide services for compression of data Provide services for encryption of data
2	The layer next to the application layer in OSI model is	Session layer Presentation layer Transport layer
3	This layer is the OSI model provides network services to user applications	Physical Transport Application Presentation
4	OSI reference model has	1 Layer 3 layers 6 layers 7 layers
5	This LAN access method that allows multiple devices to talk at once and a protocol determines which device receives priority	CSMA/CD CSMA/CS CSMA/CR None of the above

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