About History of computers Flashcards

1
Q

A machine for the manipulation of data to present information.

A

Computer

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2
Q

A computer system includes several functionally separate devices that constitute its hardware.

A

hardware

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3
Q

the bridge between computer users and hardware

A

software

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4
Q

where data and instructions are stored.

A

memory system

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5
Q

serve the need of the computer system for communication with the environment of the system.

A

input/output devices

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6
Q

serve the need of the computer system for communication with the environment

A

input/output

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7
Q

a set of programs that belongs to the configuration of a given computer system and facilitates its use.

A

operating system

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8
Q

used to communicate with a computer

A

input devices

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9
Q

used to extract/disseminate processed data from the computer.

A

output devices

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10
Q

computer used to enter data, information and programs into the computer.

A

input devices

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11
Q

core function of any computer

A

processing

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12
Q

a set of rules and methods that describes the functionality, organizations, and implementation of computer system

A

computer architecture

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13
Q

processors have a single processing unit, external memory, and a small register set with hundreds of different instructions.

A

complex instruction set computer (CISC)

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14
Q

result of a rethink, which has led to the development of high-performance processors.

A

reduced instructions of computer (RISC)

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15
Q

Who is the developer of computer architecture?

A

John von neumann

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16
Q

when the most famous Microsoft windows came into existence?

A

1985

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17
Q

manages the allocation and decollation

A

memory management

18
Q

manages the processor’s work by allocating various jobs

A

processor management

19
Q

various input and output devices

A

device management

20
Q

keeps track of information regarding the certain deletion, transfer, copy, and storage of files in an organized way.

A

file management

21
Q

provides various techniques that assure user data integrity and confidentiality

A

security

22
Q

checks the system for any external threat or malicious software activity

A

error detection

23
Q

multitasking operating system where multiple programs run simultaneously

A

job scheduling

24
Q

manages the interaction between the user and the operating system

A

shell

25
Q

taking the input from the user or the shell script

A

shell

26
Q

central component of an operating system

A

kernel

27
Q

what are the types of operating system?

A

batch os, distributed os, multitasking os, network, os, real-os, mobile-os

28
Q

first operating system for second generation computers. also operator takes up similar jobs and groups.

A

batch os

29
Q

various computers are connected through a single communication and channel. also known as loosely coupled systems.

A

distributed os

30
Q

known as time-sharing operating system

A

multitasking os

31
Q

run on a server and manage all the networking fuctions

A

network operating system

32
Q

serve real-time system

A

real-time os

33
Q

operating system for smartphones, tablets, and PDAs.

A

mobile os

34
Q

a single sequence stream within a process

A

thread

35
Q

implemented in the user-level library, they are not created using the system calls.

A

user level thread (ULT)

36
Q

knows and manages the threads

A

kernel level thread (KLT)

37
Q

a dispatched from the ready state and are scheduled in the CPU for execution

A

process

38
Q

a process to execute multiple threads at the same time

A

multi-threading

39
Q

it may applied to solve any solvable problem

A

general purpose

40
Q

thread means a segment of a process

A

true