Operating System Flashcards

1
Q

What is a multitasking operating system?

A

An OS that can perform several tasks at once

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2
Q

What are some of the concepts covered in Operating Systems?

A

Processes, memory, and disk

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3
Q

What is the purpose of a sensor node operating system?

A

To manage the allocation of resources to users in an orderly and controlled manner

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4
Q

What is a mainframe operating system?

A

Software used to manage the operations of a mainframe computer

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5
Q

What is an embedded operating system?

A

A specialized operating system designed to perform a specific task for a device that is not a computer

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6
Q

What are the various types of servers in the client/server era?

A

Network, application, web

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7
Q

What is the role of an operating system on a computer?

A

To manage the computer’s memory and processes, as well as all of its software and hardware

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8
Q

What is the client/server era?

A

An era where desktop clients are networked to servers, with processing work split between clients and servers

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9
Q

What is virtual memory?

A

A technique used by an operating system to simulate additional memory by temporarily transferring pages of data from RAM to disk storage

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10
Q

Which companies provide internet services?

A

Amazon, Google

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11
Q

What is TinyOS?

A

A de facto standard operating system for sensor nodes

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12
Q

What is the cloud and mobile computing era?

A

An era where computing power and software applications are supplied over the Internet or other network

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13
Q

Which company provides middleware?

A

BEA

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14
Q

What are the top chip producers?

A

Intel, AMD, ARM, IBM

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15
Q

What is an enterprise application?

A

Large-scale software that helps solve the problems of the entire organization

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16
Q

Which companies provide network hardware?

A

Cisco, Alcatel-Lucent, Nortel, Juniper Networks

17
Q

What are some examples of handheld operating systems?

A

Palm OS, Symbian OS, and Windows

18
Q

What is the purpose of a server operating system?

A

To facilitate the implementation of various server platforms

19
Q

What are some examples of multiprocessor operating systems?

A

UNIX, Linux, and Solaris

20
Q

What is a real-time operating system?

A

An OS that guarantees real-time applications a certain capability within a specified deadline

21
Q

What is the purpose of the card operating system?

A

To program the smart card microprocessor and manage its functionalities

21
Q

What is the difference between a personal computer operating system and a handheld operating system?

A

A handheld operating system is specialized for devices that are not computers, while a personal computer operating system is for general-purpose computers

21
Q

What is the purpose of an operating system platform?

A

To provide a platform for running other software applications

21
Q

What are some examples of consulting and system integration services companies?

A

IBM Global Services, EDS, Infosys, Wipro

22
Q

Which companies provide enterprise applications?

A

SAP and Oracle

23
Q

What is the purpose of the enterprise computing era?

A

To move toward integrating disparate networks, applications using Internet standards and enterprise applications

24
Q

What is the purpose of a file server?

A

To provide a joint storage point for a business to store documents or data - a network drive

25
Q

What is the purpose of a hypervisor?

A

To run multiple operating systems on a single mainframe computer

To manage the operations of a server

To boost the performance of multiple CPUs within a single computer system

26
Q

Which of the following are examples of database software?

A

IBM (DB2), Oracle, Microsoft (SQL Server), Sybase (Adaptive Server Enterprise), MySQL

27
Q

What are some providers of physical data storage?

A

EMC, Seagate, Maxtor, Western Digital