APPLICATION SYSTEM SOFTWARE
SYSTEMS SOFTWARE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Using passwords or backing up files
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keeping a check on other processes
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making thecommunication possible between the input and output devices and the computer
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Allocatingareas of memory to different programs so that each program can run effectively
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Detailed explanation-1: -OS security allows different applications and programs to perform required tasks and stop unauthorized interference. OS security may be approached in many ways, including adherence to the following: Performing regular OS patch updates. Installing updated antivirus engines and software.
Detailed explanation-2: -Security: The operating system protects data by using passwords. It protects user data and similar other techniques. it also prevents unauthorized access to programs and user data.
Detailed explanation-3: -The stored data-sometimes called the “password verifier” or the “password hash"-is often stored in Modular Crypt Format or RFC 2307 hash format, sometimes in the /etc/passwd file or the /etc/shadow file. The main storage methods for passwords are plain text, hashed, hashed and salted, and reversibly encrypted.