OS Security

A digital illustration depicting the concept of operating system security, including elements like a computer kernel, user space, process management, and security features, with a modern technology theme.

OS Security Quiz

Test your knowledge of operating system security concepts with our comprehensive quiz! This quiz covers essential topics related to kernels, user space, kernel space, and security features.

Put your skills to the test and learn:

About kernel functions
User and kernel space distinctions
Process management fundamentals
File system operations
Security policies and implementations

43 Questions11 MinutesCreated by AnalyzingCode42

A kernel is a central component of an operating system that acts as an interface between the user applications and the hardware.

True

False

The main tasks of the kernel are File securty.

True

False

The main tasks of the kernel are Process management.

True

False

The main tasks of the kernel are System control.

True

False

Types of Kernels Monolithic kernel.

True

False

The Exo kernel is not Types of Kernels.

True

False

The User Space is the space in memory where user processes run.

True

False

This Space is protected multi Kernel processes can access a user process

True

False

The kernel Space is the space in memory where kernel processes run

True

False

The user has access to it only through the system file

True

False

User Space and Kernel Space are in different spaces.

True

False

A user process becomes a kernel process when it executes a system call.

True

False

Boot Block : information needs to boot the system.

True

False

The inode represents some of information needed by the kernel to manipulate a file.

True

False

Virtual File System It describes the system’s file in term of superblocks and inodes

True

False

Every process is scheduled to run for need of time

True

False

Kernel use, manages and deletes the processes

True

False

The fork system call splits a process into two processes (Parent and Child).

True

False

Physical memory is actually present in the machine and unlimited.

True

False

User policy restricting file access

True

False

User policy restricting network access

True

False

User policy restricting login times.

True

False

Multilevel security users with different needs to delete sharing computer or network.

True

False

Multilevel security should be able to filter functionality based on allowable information.

True

False

Compartmentalization Information may belong to only one compartments.

True

False

.Basic features of a multiprogramming operating system authentication of users.

True

False

Basic features of a multiprogramming operating system unprotection of memory.

True

False

Basic features of a multiprogramming operating system enforcement of sharing

True

False

. Basic features of a multiprogramming operating system inter process communication and unsynchronization.

True

False

Basic considerations It is difficult to add on security features.

True

False

Basic design principles Open design.

True

False

File systems is a files are created by a process

True

False

File systems hundred of them on a disk

True

False

File systems start with user, then go to implementer

True

False

File structure Tree of records using key field to find records in the tree.

True

False

File types block special files-model disks.

True

False

System calls for files Create with data, sets some attributes.

True

False

System calls for files to delete-to free disk space.

True

False

System calls for files to Read usually from current pointer position.

True

False

File implementation used to boot the computer

True

False

File implementation all of the partitions is marked active in the master boot table.

True

False

Linked lists using a table in memory Put pointers in table in memory

True

False

Linked lists using a table in memory File Allocation Table (FAT).

True

False

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