CH 6.

Question 1

What do you mean by o/s?

Answer 1

operating system is an system software which is loaded on computer on boot up. o/s is responsible for managing hardwares and softwares of computer system.
it provides interface for application software for interacting with the user and it acts as an intermediary between application and hardware.

Question 2

o/s is loaded on computer on ___.

Answer 2

boot up

Question 3

interface provided by o/s is either ____ or ______

Answer 3

GUI graphical user interface and CLI command line interface.

Question 4

full form of gui is _____

Answer 4

graphical user interface

Question 5

full form of cli is __

Answer 5

command line interface

Question 6

command line interface is used in___

Answer 6

Ms DOS
LINUX
UNIX

Question 7

GUI is used in ___

Answer 7

windows 7
windows 8.1
windows 10

Question 8

true or false:

GUI is supported by most o/s

Answer 8

false.

both gui and cli is supported by most o/s

Question 9

o/s can be divided into ___ and ___ (on the basis of tasks)

Answer 9

single process

multi process

Question 10

what is single process o/s?

Answer 10

single process o/s are the o/s which can only execute one task at a time.

Question 11

what is multi process o/s?

Answer 11

o/s which can execute multiple tasks at a time are called as multiprocess o/s

Question 12

T/F: smallest individual part of o/s are threads

Answer 12

False

smallest executable part of process are threads

Question 13

o/s performs multiple process by breaking the task into ___.

Answer 13

threads

Question 14

T/F: Smallest part of program is thread

Answer 14

false.

smallest executable part of process are threads

Question 15

multitasking can be _____ or _____

Answer 15

cooperative

preemptive

Question 16

multitasking is handling more than one ___ at a time (thread,process,task)

Answer 16

task

Question 17

cooperative multitasking is used in ____

Answer 17

windows 3.x

Question 18

preemptive multitasking is used in ___

Answer 18

windows 9x, windows xp, vista, windows 7

Question 19

T/F cooperative multitasking is used by all desktop o/s

Answer 19

false

Question 20

T/F Preemptive multitasking is used in all network os

Answer 20

true

Question 21

if there is a fault is ___ multitasking, the whole system becomes unstable.

Answer 21

cooperative.

Question 22

In ___ multitasking, applications are allowed to run for a specific period of time.

Answer 22

Preemptive

Question 23

In preemptive multitasking, task is allotted on ___.

Answer 23

Priority basis

Question 24

In ___ basis, the time is alloted on the basis of how important the yask is for the system.

Answer 24

Priority

Question 25

T/F: In multiuser, the os deals with multiple user but one user at a time.

Answer 25

False, the os switches back and forth between multiple users

Question 26

Multiuser is used in ___

Answer 26

Windows server 2003. Windows SERVER 2008 Linux Unix

Question 27

T/F: When multiple process are executed at a time it is termed as multiprocessing.

Answer 27

False, multiprocessor is when multiple process are installed in the o/s and are task are divided between them.

Question 28

T/F: multiprocessing is when multiple task is divided into multiple processors

Answer 28

True

Question 29

The latest os use ____ multiprocessing

Answer 29

Symmetric

Question 30

Symmetric multiprocess is when ___

Answer 30

Multiple processors work simultaneously

Question 31

Multiprogramming is possible because of ___

Answer 31

Multithreading

Question 32

__ is the capability of os to run multiple programs at once

Answer 32

Multiprogramming

Question 33

Multithreading is when os handles multiples ___ at a time

Answer 33

Threads

Question 34

___ is a singleuser o/s (DESKTOP/NETWORK)

Answer 34

Desktop

Question 35

Network os is ___ (singleuser,multiuser)

Answer 35

Multiuser

Question 36

Desktop o/s cant support ___ (multiprocess, multiuser, multi tasking)

Answer 36

Multiuser

Question 37

___ are used to install desktop os

Answer 37

Desktop pc Workstations Laptop

Question 38

Cost of ___ is low

Answer 38

Desktop

Question 39

___ is a client in network environment (desktop os/network os)

Answer 39

Desktop

Question 40

Desktop os provides ___ & ____ level security

Answer 40

User level and share level security

Question 41

Desktop os is used in ___

Answer 41

``` Windows xp Windows 7 Windows 8.1 Windows 10 And linux (ubuntu,open,suse,fedora core) ```

Question 42

Server grade computers are used by ___ os

Answer 42

Network

Question 43

Network os uses ___ for installation

Answer 43

Server grade computers

Question 44

___ provides file level security (desktop and network)

Answer 44

Network os

Question 45

___ provides backup tool for backup data

Answer 45

Network os

Question 46

Network o/s provides network services like ___.

Answer 46

File, print, database, mail, proxy, web etc

Question 47

Ex of Network os are ____

Answer 47

``` Windows SERVER 2008 Red hat enterprise Unix Novells netware 4.x Linux server 6.0 ```

Question 48

Cost of network os are ___ as compared to desktop os

Answer 48

High

Question 49

Unix belongs to ___ os (Desktop,network)

Answer 49

Network

Question 50

State any 1 linux edition of desktop os

Answer 50

Ubuntu

Question 51

In the simplest level, os does ___ and ___.

Answer 51

1. Manages the hardware, software resources of the system. | 2. Provides a convenient interface for application to interact with hardware without knowing all hardware details.

Question 52

Various programs and input methods compete for ___ and demand ___.

Answer 52

Attention of cpu | Memory, storage, i/o bandwidth

Question 53

O/s provides ___ that allows the software developers to write applications on one device and run it on other.

Answer 53

Api Application program interface

Question 54

T/F: Api can only run on device with same memory.

Answer 54

False

Question 55

API stands for ___

Answer 55

Application program interface

Question 56

State the fubctions of o/s.

Answer 56

.