Start menu

File explorer

Control panel

Default programs

Kernel

Access

Process

None

Memory

Hardware

Peripheral

Screen

Window phone

Android

BADA

All of the above

Android

MAC

Samsung

LINUX

Chmod

curl

df

all

Backslash (\)

Asterisk (*)

underscore(_)

Question Mark (?)

1-B, 2-C, 3-A, 4-D

1-D, 2-E, 3-B, 4-C

1-C, 2-F, 3-B, 4-A

1-F, 2-D, 3-C, 4-E

1-C, 2-A, 3-D, 4-B

1-B, 2-C, 3-A, 4-D

1-D, 2-E, 3-B, 4-A

1-F, 2-D, 3-C, 4-E

Lollipop

Marshmallow

Nougat

Oreo

Free system foundation

Free Software Foundation

Free service fund

Fund System Foundation

Systems Software

Application Software

Both A and B

None of These

Kernel

Terminal

Shell

Command

Taskbar

status bar

Manubar

Title bar

Vmlinux

Vmlinuz

Lynx

Linux

Sound

Mouse

Keyboard

Admin Account

Microprocessor architecture / CPU architecture

Web Browser

Search Engine

Operating System

1-F, 2-D, 3-C, 4-E

1-B, 2-E, 3-D, 4-F

1-A, 2-B, 3-C, 4-D

1-D, 2-C, 3-B, 4-A

1 → A, 2 → C, 3 → B, 4 → D

1 → E, 2 → D, 3 → F, 4 → A

1 → F, 2 → C, 3 → B, 4 → D

1 → D, 2 → B, 3 → C, 4 → A

mv

cp

ipr

Pt

F1 Key

F3 Key

F2 key

F4 key

1 → A, 2 → B, 3 → D, 4 → C

1 → B, 2 → A, 3 → C, 4 → D

1 → C, 2 → A, 3 → D, 4 → B

1 → E, 2 → F, 3 → A, 4 → B

Unix

Linux

DOS

None of these

An Operating System itself

Complete software package

Program in execution

Interrupt handler

UNIX

LISP

BASIC

JAVA

A-1, B-2, C-3, D-4

A-2, B-1, C-4, D-3

A-4, B-3, C-1, D-2

A-3, B-4, C-2, D-1

Chmod

curl

df

all

CPU

ALU

Kernel

Processor

D78

D71

32F

1AF

Array

Stack

Linked List

Tree

Dot

@

#

$

delete

rm

dm

erase

CREATE

CD

DIR

MD or MKDIR

copycon

cat

dir

All of the above

.jpg

.gif

.png

All of the above

COPY

DISKCOPY

CHKDSK

TYPE

1 → 4 → 3 → 2

4 → 3 → 2 → 1

3 → 2 → 4 → 1

4 → 1 → 2 → 3

Monolithic kernel

Hybrid kernel

Scott kernel

Micro kernel

Command Prompt

Task Manager

Settings

Disk Manager

New Technology File System

Network Technology File System

New Task File System

Non-Transactional File System

Html

Exml

Xml

Bip

end

close

exit

none

2

4

1

6

/boot

/etc

/bin

/sbin

Portable Document File

Portable Data Format

Portable Document Format

Partial Data File

Application layer

Kernel

Middleware

Shell

1-B, 2-C, 3-A, 4-D

1-D, 2-E, 3-B, 4-A

1-C, 2-A, 3-D, 4-B

1-F, 2-D, 3-C, 4-E

Providing predictable and fast response times

Efficient multitasking

To provide a graphical user interface for applications

High graphical performance

Control Panel

Dynamic data exchange

File manager

None of the above

USA

UK

INDIA

China