OSG202-SU2025

What is the primary purpose of an operating system?

• To compile user programs

• To control the execution of user programs and manage hardware

• To translate programming languages

• To act as antivirus software
  
  

Which of the following best describes an operating system?

• A set of hardware tools

• A system that manages only user input

• A control program that manages resources and an interface between users and hardware

• A program to calculate data
  

Which of these is NOT a responsibility of an operating system?

• Memory management

• Word processing

• File system management

• Process scheduling

The earliest computers in the 1940s and 1950s:

• Had sophisticated operating systems

• Could only run Linux

• Had no operating systems and were run manually

• Used GUIs

What major advancement did the second generation of computers introduce in operating systems?

• Graphical user interfaces

• Batch processing

• Real-time systems

• Multithreading

What was one of the main features of third-generation operating systems?

• Batch systems

• Vacuum tube support

• Multiprogramming

• Touchscreen support

UNIX was developed during which generation of operating systems?

• First

• Second

• Third

• Fourth

Which of the following best describes the role of the CPU?

• It stores data permanently

• It executes instructions

• It handles input and output

• It displays graphics

What is the function of a device controller?

• To execute user applications

• To control memory usage

• To manage a specific type of device

• To compile system programs

A DMA (Direct Memory Access) is used to:

• Translate high-level languages to machine code

• Allow devices to communicate directly with memory

• Allow the CPU to access hardware faster

• Store the operating system permanently