Operating System Fundamentals

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Questions and Answers

What is the primary role of the kernel in an operating system?

  • Managing system resources (correct)
  • Handling network connections
  • Running user applications
  • Providing a graphical user interface

Which type of memory is generally the fastest for a computer to access?

  • Solid state drive (SSD)
  • Random access memory (RAM) (correct)
  • Optical drive
  • Hard disk drive (HDD)

What does CPU stand for?

  • Control Program Utility
  • Common Protocol User
  • Computer Peripheral Unit
  • Central Processing Unit (correct)

Which of the following is an example of an operating system?

<p>Microsoft Windows (C)</p> Signup and view all the answers

What is the function of a GPU?

<p>Processing graphical data (C)</p> Signup and view all the answers

What is the purpose of an IP address?

<p>To identify a device on a network (C)</p> Signup and view all the answers

Which of the following is a common file extension for an image file?

<p>.jpg (C)</p> Signup and view all the answers

Which of these is a type of computer storage?

<p>Hard drive (A)</p> Signup and view all the answers

What is the function of a web browser?

<p>To display web pages (B)</p> Signup and view all the answers

Flashcards

Business Transaction

A defined collection of logical units of work, operations, or steps, completed from start to finish by a requesting user or system.

Transaction Component

A single step in a Business Transaction; may represent a method call, database query, or other distinct operation.

Average Response Time

The average execution time of all transaction instances within a specified time range.

Transaction Volume

The number of transaction instances completed within a specified time range.

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Maximum Response Time

The slowest response time for a transaction instance within a specified time range; can indicate performance bottlenecks.

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Threshold

A performance threshold that, when crossed, triggers alerts, marking a Business Transaction as performing poorly.

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Automatic Transaction Discovery

Automatically grouping transactions based on similar characteristics, without pre-configuration.

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Call Graph

A group of transaction components monitored based on their individual performance impact.

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Root Cause Analysis

The process of identifying and diagnosing the root cause of performance issues within a Business Transaction.

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