OPERATING SYSTEM PART 3

OPERATING SYSTEM PART 3

·          Any files deleted in Windows goes into

a. Trash can

b. Recycle bin

c. Deleted Files

d. None of above

·          Which command is used to delete all the files from root directory of drive A?

a. Del a:\

b. Del *.*

c. Del A

d. Erase *

·          Which command used to delete all files from current directory?

a. Del

b. Deltree/y *

c. Del *.*

d. All of the above

·         Which of the following is a disk compression tool?

a. Drive space

b. Scandisk

c. Defragmenter

d. None of the above

·         What does Belady’s Anomaly related to?

a. Page Replacement Algorithm

b. Memory Management Algorithm

c. Deadlock Prevention Algorithm

d. Disk Scheduling Algorithm

·          A ….allows you to write on screen with a digital pen and convert that writing into characters that the PC can process

a. Monitor RS

b. Tablet PC

c. Database manager

d. Media Center

·         Which is not utility program?

a. Backup

b. Scandisk

c. Data recovery

d. XCOPY

·          Driver is

a. Hardware controller

b. Hardware and gain controller

c. Data controller

d. All of above

·          System files allocated at

a. Boot area

b. FAT area

c. Data area

d. Directory

·          … transforms one interface into other interface

a. Program

b. Software

c. Data

d. None

·          … interface consists of thing like program counter, register, interrupts and terminal

a. Hardware

b. Software

c. Data

d. None

·          … show characteristics with both hardware and software

a. Operating system

b. Software

c. Data

d. None

·          ______ shares characteristics with both hardware and software

a. Operating system

b. Software

c. Data

d. None

·          Which of the following command is used to switch between the window programs?

a. Alt+Tab

b. Alt+F4

c. Ctrl+Tab

d. None of the above

·         To prevent the addition and deletion of files on a disk or tape we use

a. Format

b. Write protect

c. Create back up

d. None of above

·          During the boot process, the …. looks for the system file

a. CD

b. BIOS

c. CPU

d. DVD

·          The My Computer windows include icons that represent the ….installed on your computer

a. Disk drive

b. Memory

c. CPU

d. All of above

·          Which of the following resources must be protected by the operating system?

a. I/O

b. Memory

c. CPU

d. All of the above

·          What are the two types of Semaphore?

a. Digital Semaphores and Binary Semaphores

b. Analog Semaphores and Octal Semaphores

c. Counting Semaphores and Binary Semaphores

d. Critical Semaphores and System Semaphores

·         What will be the command if you want to copy rdoc file that resides in the floppy disk into work sub-directory of hard disk while you are in C prompt

a. Copy c:\rdoc a:\work

b. Copy A:\rdoc c:\work

c. Copy rdoc c:\work

d. Copy c:>work a:\doc

·          Which command is used to combine F1 and F2 file into the file F3

a. Copy F1+F2 F3

b. Copy F3 F1+F2

c. Copy F1+F2+F3

d. Copy F1 F2+F3

·         The command to display the contents of a file fast.it

a. TYPE it fast

b. COPY fast.it CON

c. COPY CON fast.it

d. None of above

·          Which command is used to copy the contents of one disk to another

a. Diskcopy

b. Delete

c. Copy con

d. Ctrl + Alt

·          Which command is used to copy the file myfile.doc from floppy disk to hard disk?

a. Copy a:\myfile.doc c:

b. Copy c:\myfile.doc a:

c. Copy a:\ c:\myfile.doc

d. None of the above

·         To display the content of the disk we use

a. Format

b. Dir

c. Copy

d. WinZip

·         Which command will you use to transfer a specific file from one disk to another disk?

a. Time

b. Diskcopy

c. Copy

d. Rename

·          Copy con ram.txt is

a. Copy the entire data

b. Deletes the data

c. Controlling the enter data

d. All of above

·          Who is called a supervisor of computer activity?

a. CPU

b. OS

c. Control Unit

d. Application Program

·          Font folder is located on

a. Program folder

b. Ms Word file

c. Control Panel folder

d. Desktop folder

·          From where do you change mouse setting?

a. Setting >> mouse

b. Hardware setting

c. Control panel >> mouse

d. None of the above

·          We can restore the deleted files and folders from

a. Recycle bin

b. My document

c. Control panel

d. All of the above

·          In copy con command, con stands for what?

a. Control

b. Console

c. Contrast

d. Contents

·          Outlook express lets you

a. Mail communication

b. Internet

c. Connects to ISP

d. All of above

·          Workgroup means

a. Computer in network

b. Individual user

c. Connection

d. All of the above

·         The …enables the user to load devices drivers and programs into upper memory area while running DOS in 386 or higher microprocessor

a. Himem.sys

b. Emm386.exe

c. Config.sys

d. All of above

·         A zip is a program used to

a. Speed up the computer memory

b. Speed up the disk access

c. Compress files

d. All of above

·          The core of operating system is:

a. Unix

b. Kernel

c. Command.com

d. None of these

·         The MS DOS operating system is a

a. Graphical user interface, single tasking operating system

b. Graphical user interface, multitasking operating system

c. Command driven interface, single tasking operating system

d. Command driven interface, multitasking operating system

·          Command Interpreter is also known as

a. Prompt

b. Shell

c. Command

d. DOS Prompt

·          What should be the extension to execute files?

a. EXE

b. BAT

c. COM

d. All of the above

·          Part of the POST process is to ensure that the test of essential peripheral device coincides with the hardware configuration that stored in

a. ROM

b. The hard drive

c. CMOS

d. Cache Memory

·          The memory resident portion of operating system is called the

a. Registry

b. API

c. CMOS

d. Kernel

·          What is the easiest method to run MS Dos in Windows environment?

a. My computer

b. Go to Dos from Start menu

c. Click on icon on desktop

d. Type Command in run dialog box

·          Boot startup process

a. Loads system files to RAM

b. Checks the computer connections

c. Clean up the computer memory

d. Prepare the computer ready

·          The command fixes the minor errors of the disk

a. Error.fix

b. Scandisk

c. CHKDSK/f

d. Defrag

·          Which is an internal command?

a. Label

b. Verify

c. CHKDSK

d. All of above

·         The command allows you to show the status of the disk

a. Vol

b. Diskcomp

c. CHKDSK

d. Defrag

·         The command allows you to show the status of the disk is

a. Vol

b. Diskcomp

c. CHKDSK

d. Defrag

·         Which of the following command is an internal command?

a. Del

b. Scandisk

c. CHKDSK

d. Deltree

·         Which among the following are the best tools for fixing the errors?

a. Fdisk

b. Scandisk

c. CHKDSK

d. Fixdisk

·         Which command is not an internal command?

a. Dir

b. Edit

c. CD

d. CLS

·         Which command does not exist in DOS?

a. Sum

b. CLS

c. CD

d. Dir

·          To make directory

a. MKD

b. MKDIR

c. CD

d. All of the above

·          When you delete file, where it resides?

a. Briefcase

b. Recycle bin

c. CD

d. Desktop

·          Which of the following memory unit that processor can access more rapidly

a. Main Memory

b. Virtual Memory

c. Cache memory

d. Read Only Memory

·         Which is the system prompt?

a. c>

b. c:\>

c. c:>

d. None

·          What will be the output of command prompt $l$p$g

a. C:/>

b. <C:\>

c. C:<>

d. None of above

·          Where you can find the font?

a. C:\Font

b. C:\windows\font

c. C:\control panel\font

d. All of above

·          What will be the output of the command prompt $l$p$g?

a. <c:\>

b. /C

c. C:\

d. C:<\>

·          If we use the command prompt $P$L which of the following prompt may be set?

a. C :\>

b. C:

c. C:\

d. C :\<

·         Usually, in MS DOS the primary hard disk drives has the drive letter

a. A

b. B

c. C

d. D

·          Usually, in MSDOS, the primary hard disk drives has the drive letter ____

a. A

b. B

c. C

d. D

·         Small pictures appear on the desktop

a. Windows

b. Icon

c. Button

d. None of above

·          What are the requirements for the solution to critical section problem?

a. Mutual Exclusion

b. Progress

c. Bounded Waiting

d. All of Above

·          Which of the following is the system tool?

a. Backup

b. Disk defragmenter

c. Both of above

d. File

·         A graphical user interface displays

a. Graphics

b. Text

c. Both of above

d. None of above

·          To clear the content of recent opening files from document folder

a. Start >> setting >> choose taskbar and start menu

b. Start >> program and choose clear content

c. Both of above

d. None of above

·          You can load character map by

a. Program >> accessories >> system tools >> character map

b. Program >> Microsoft >> System tools >> character map

c. Both of above

d. None of above

·         To change the screen saver you can go from

a. Control panel display

b. Right click in desktop and properties

c. Both of above

d. None of these

·          By using RD command, directory with files can be removed or not

a. Removed

b. Not removed

c. Both a and b

d. None of above

·          You can add or remove program

a. Add/remove program from control panel

b. Delete the shortcut icon from desktop

c. Both a and b

d. None of above

·          The ….is a temporary storage area in memory where you can attach text or graphics information

a. Clipboard

b. Copyboard

c. Both a and b

d. None of above

·         An embedded object might appear in a document as

a. Embedding

b. Linking

c. Both

d. None of above

·          When a computer is first turned on or restarted, a special type of absolute loader called

a. Compile and go loader

b. Boot loader

c. Bootstrap loader

d. Relating loader

·          In which type of the following OS, the response time is very crucial.

a. Network Operating System

b. Real Time Operating System

c. Batch Operating System

d. Unix Operating System

·          Which of the following file name extension suggests that it is a backup copy of another file?

a. Txt

b. Com

c. Bas

d. Bak

·          Another term for hyperlink is

a. Link

b. Source

c. Bar

d. None of above

·          Which file extension suggests that the file in a backup copy of files?

a. COM

b. BAS

c. BAK

d. TXT

·          What should be the first step while OS upgrading?

a. Delete old Operating System

b. Backup old Operating System

c. Backup Critical Data

d. Format Hard Disks

·         Which of the following Is not a system tool?

a. Scandisk

b. Drive space

c. Backup

d. Skin disk

·         Which program would you use to create copies of important information stored on your fixed disk drive?

a. Scan disk

b. Copy disk

c. Back up

d. None of above

·          Which of the following is not an advantage of open source operating system over proprietary version?

a. Free to use and distribution

b. Availability of technical support

c. Availability of source code

d. Ability to modify code

·          DOS uses a special batch file named?

a. Autoexec.bat

b. Autoexe.bat

c. Autoexecute.bat

d. Auto.bat

·          Where can you define the permanent path for DOS?

a. Io.sys

b. Config.sys

c. Autoexec.sys

d. Command.com

·          What should be the extension to execute automatically when OS is started?

a. Command.com

b. Any batch file

c. Autoexec.bat

d. Config.sys

·          Where you can define permanent path in DOS?

a. Io.sys

b. Config.sys

c. Autoexec.bat

d. Command.com

·          Which file keeps commands to execute automatically when OS is started?

a. command.com

b. any batch file

c. autoexec.bat

d. config.sys

·          Which of the following is a correct association between a vendor and an operating system

a. Redhat Linux

b. Microsoft Unix

c. AT & T DOS

d. Novell Linux

·          … controls the way in which the computer system functions and provides a means by which users can interact with the computer

a. The platform

b. The operating system

c. Application software

d. The motherboard

·          Which one of the following is not a layer of operating system?

a. Kernel

b. Shell

c. Application program

d. Critical selection

·          Which is not the function of the operating system?

a. Memory management

b. Disk management

c. Application management

d. Virus protection

·          The virtual memory is

a. An extremely large main memory

b. An extremely large secondary memory

c. An illusion of extremely large main memory

d. A type of memory used in super computer

·          Internet Explorer is

a. an Internet browser

b. provided by Windows OS

c. an access point for Word Wide Web

d. All of above

·          Which of the following command is used to close the active window?

a. Ctrl+F4

b. Ctrl+F5

c. Alt+F6

d. None of above

·          The shortcut key is used to open properties window of selected item is

a. Ctrl+Enter

b. Shift+Enter

c. Alt+Enter

d. None of above

·         The shortcut key to open a task manager is:

a. Alt + F1

b. Alt + Ctrl + Delete

c. Alt + Tab

d. F1