Operating System Flashcards
What is a multitasking operating system?
An OS that can perform several tasks at once
What are some of the concepts covered in Operating Systems?
Processes, memory, and disk
What is the purpose of a sensor node operating system?
To manage the allocation of resources to users in an orderly and controlled manner
What is a mainframe operating system?
Software used to manage the operations of a mainframe computer
What is an embedded operating system?
A specialized operating system designed to perform a specific task for a device that is not a computer
What are the various types of servers in the client/server era?
Network, application, web
What is the role of an operating system on a computer?
To manage the computer’s memory and processes, as well as all of its software and hardware
What is the client/server era?
An era where desktop clients are networked to servers, with processing work split between clients and servers
What is virtual memory?
A technique used by an operating system to simulate additional memory by temporarily transferring pages of data from RAM to disk storage
Which companies provide internet services?
Amazon, Google
What is TinyOS?
A de facto standard operating system for sensor nodes
What is the cloud and mobile computing era?
An era where computing power and software applications are supplied over the Internet or other network
Which company provides middleware?
BEA
What are the top chip producers?
Intel, AMD, ARM, IBM
What is an enterprise application?
Large-scale software that helps solve the problems of the entire organization
Which companies provide network hardware?
Cisco, Alcatel-Lucent, Nortel, Juniper Networks
What are some examples of handheld operating systems?
Palm OS, Symbian OS, and Windows
What is the purpose of a server operating system?
To facilitate the implementation of various server platforms
What are some examples of multiprocessor operating systems?
UNIX, Linux, and Solaris
What is a real-time operating system?
An OS that guarantees real-time applications a certain capability within a specified deadline
What is the purpose of the card operating system?
To program the smart card microprocessor and manage its functionalities
What is the difference between a personal computer operating system and a handheld operating system?
A handheld operating system is specialized for devices that are not computers, while a personal computer operating system is for general-purpose computers
What is the purpose of an operating system platform?
To provide a platform for running other software applications
What are some examples of consulting and system integration services companies?
IBM Global Services, EDS, Infosys, Wipro
