Which of the following is not an operating system?

A.        Windows

B.        Linux

C.        Oracle✔

D.        DOS

Banker's algorithm is used?

A.        To prevent deadlock✔

B.        To deadlock recovery

C.        To solve the deadlock

D.        None of these

What is the maximum length of the filename in DOS?

A.        4

B.        5

C.        8✔

D.        12

When was the first operating system developed?

A.        1948

B.        1949

C.        1950✔

D.        1951

When were MS windows operating systems proposed?

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A.        1994

B.        1990

C.        1992

D.        1985✔

Which of the following is the extension of Notepad?

A.        .txt✔

B.        .xls

C.        .ppt

D.        .bmp

What else is a command interpreter called?

A.        prompt

B.        kernel

C.        shell✔

D.        command

Which of the following does not interrupt the running process?

A.        Timer interrupt

B.        Device✔

C.        Power failure

D.        Scheduler process

When you delete a file in your computer, where does it go?

A.        Recycle bin✔

B.        Hard disk

C.        Taskbar

D.        None of these

Which is the Linux operating system?

A.        Private operating system

B.        Windows operating system

C.        Open-source operating system✔

D.        None of these

What is the full name of the DSM?

A.        Direct system module

B.        Direct system memory

C.        Demoralized system memory

D.        Distributed shared memory✔

What is the full name of the IDL?

A.        Interface definition language✔

B.        Interface direct language

C.        Interface data library

D.        None of these

What is bootstrapping called?

A.        Cold boot✔

B.        Cold hot boot

C.        Cold hot strap

D.        Hot boot

What is the fence register used for?

A.        To disk protection

B.        To CPU protection

C.        To memory protection✔

D.        None of these

If the page size increases, the internal fragmentation is also?..?

A.        Decreases

B.        Increases✔

C.        Remains constant

D.        None of these

Which of the following is a single-user operating system?

A.        Windows

B.        MAC

C.        Ms-Dos✔

D.        None of these

 

The size of virtual memory is based on which of the following?

A.        CPU

B.        RAM

C.        Address bus✔

D.        Data bus

If a page number is not found in the translation lookaside buffer, then it is known as a?

A.        Translation Lookaside Buffer miss✔

B.        Buffer miss

C.        Translation Lookaside Buffer hit

D.        All of the mentioned

What type of memory stores data in a swap file on a hard drive?

A.        Secondary memory

B.        Virtual memory✔

C.        Low memory

D.        RAM

Which of the following "semaphore" can take the non-negative integer values?

A.        Binary Semaphore

B.        Counting Semaphore✔

C.        Real Semaphore

D.        All of the these

In which directory the local user profile settings are stored by default in windows 2000?

A.        C: \ USERS

B.        C: \ NETLOGON

C.        C: \ WIN NTUSER.DAT✔

D.        C: \ Documents and settings

Which of the following operating system does not require a command to run?

A.        Kali Linux

B.        Windows✔

C.        Unix

D.        All of the these

Which method is the best among file allocation methods?

A.        Linked

B.        Contiguous

C.        Indexed✔

D.        None of the these

The operating system work between

A.        User and Computer✔

B.        Network and User

C.        One user to another user

D.        All of the these

What is the paging in the operating system?

A.        Memory management scheme✔

B.        Network management scheme

C.        Internet management scheme

D.        None of the these

Which of the following programs is loaded first when starting a computer?

A.        Window desktop

B.        Network connection program

C.        Operating system✔

D.        CMD

Which of the following backup methods is quickest and requires the least amount of backup space?

A.        Complete backups

B.        Incremental✔

C.        Differential

D.        None of the these

Which of the following is not application software?

A.        Windows 7✔

B.        WordPad

C.        Photoshop

D.        MS-excel

What is Microsoft window?

A.        Operating system✔

B.        Graphics program

C.        Word Processing

D.        Database program

Which of the following is group of programs?

A.        Accessories✔

B.        Paint

C.        Word

D.        All of above

Which of the following is an example of a Real Time Operating System?

A.        MAC

B.        MS-DOS

C.        Windows 10

D.        Process Control✔

Which of the following operating systems do you use for a client-server network?

A.        MAC

B.        Linux

C.        Windows XP

D.        Windows 2000✔

Which windows was introduced to My Computer?

A.        Windows 10

B.        Windows XP

C.        Windows 95✔

D.        Windows 98

What type of commands are required to perform various tasks in DOS?

A.        Internal commands

B.        External commands✔

C.        Valuable commands

D.        Primary commands

What is the number of characters contained in the primary name of the file of MS-DOS?

A.        Up to 8 characters✔

B.        3 characters

C.        Up to 10 characters

D.        None of the above

Which command is used to fetch a group (.doc) of files that have just been deleted?

A.        Undelete

B.        Undelete/all

C.        Undelete *.doc✔

D.        All of above

Which of the following is system software?

A.        Operating system

B.        Compiler

C.        Utilities

D.        All of the above✔

Which program runs first after booting the computer and loading the GUI?

A.        Desktop Manager

B.        File Manager

C.        Windows Explorer

D.        Authentication✔

What type of scheduling is round-robin scheduling?

A.        Linear data scheduling

B.        Non-linear data scheduling

C.        Preemptive scheduling✔

D.        Non-preemptive scheduling

Which conditions must be satisfied to solve a critical section problem?

A.        Bounded Waiting

B.        Progress

C.        Mutual Exclusion

D.        All of these. ✔

Which of the following options is correct about the windows operating system?

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A.        Windows is a CUI operating system.

B.        Windows is based on CUI.

C.        Windows is a GUI operating system. ✔

D.        None of the these

What is the full name of FAT?

A.        File attribute table

B.        File allocation table✔

C.        Font attribute table

D.        Format allocation table

BIOS is used?

A.        By operating system✔

B.        By compiler

C.        By interpreter

D.        By application software

What is the mean of the Booting in the operating system?

A.        Restarting computer✔

B.        Install the program

C.        To scan

D.        To turn off

When does page fault occur?

A.        The page is present in memory.

B.        The deadlock occurs.

C.        The page does not present in memory. ✔

D.        The buffering occurs.

Which of the following supports Windows 64 bit?

A.        Window XP✔

B.        Window 2000

C.        Window 1998

D.        None of these

Which of the following windows does not have a start button?

A.        Windows 7

B.        Windows 8✔

C.        Windows XP

D.        None of these

 

Which of the following operating systems does not support more than one program at a time?

A.        Linux

B.        Windows

C.        MAC

D.        DOS✔

Who provides the interface to access the services of the operating system?

A.        API

B.        System call✔

C.        Library

D.        Assembly instruction

Where are placed the list of processes that are prepared to be executed and waiting?

A.        Job queue

B.        Ready queue✔

C.        Execution queue

D.        Process queue

Who among the following can block the running process?

A.        Fork

B.        Read

C.        Down

D.        All of these✔

Which of the following file systems is supported by the windows OS?

A.        NTFS

B.        FAT32

C.        exFAT

D.        All of the these✔

 

Which of the following keys does the user use to switch between applications running simultaneously in the Windows operating system?

A.        FN + TAB

B.        ALT + TAB✔

C.        CTRL + TAB

D.        SHIFT + TAB

Which of the following commands creates an emergency repair disk for Windows NT 4.0?

A.        BAT

B.        EXE✔

C.        EXE/S

D.        ADD/REMOVE program

Which of the following scheduling algorithms is preemptive scheduling?

A.        FCFS Scheduling

B.        SJF Scheduling

C.        Network Scheduling

D.        SRTF Scheduling✔

Which of the following operating system runs on the server?

A.        Batch OS

B.        Distributed OS

C.        Real-time OS

D.        Network OS✔

Which of the following scheduling algorithm is non-preemptive scheduling?

A.        SJF scheduling✔

B.        Round-Robin scheduling

C.        SRTF scheduling

D.        None of these.

Which of the following scheduling reduces process flow time?

A.        FCFS

B.        LIFO✔

C.        SJF

D.        All of the these

How many types of buffer overflow in the operating system?

A.        Two✔

B.        Six

C.        Seven

D.        Five

In which allocation method does the user size the file before creating the file?

A.        Contiguous✔

B.        Linked

C.        Indexed

D.        None of the these

Which of the following algorithms is used to avoid deadlock?

A.        Dynamic Programming algorithm

B.        Primality algorithms

C.        Banker's algorithm✔

D.        Deadlock algorithm

Which of the following component does not belong to PCB (Process Control Block)?

A.        CPU registers

B.        CPU scheduling information

C.        Operating System information✔

D.        Accounting information

Which of the following method is used to improve the main memory utilization?

A.        Swapping✔

B.        Operating system

C.        Memory stack

D.        None of these.

Buffer is a ___________.

A.        Permanent area

B.        Temporary area✔

C.        Small area

D.        Large area

Which of the following operating systems supports only real-time applications?

A.        Batch OS

B.        Distributed OS

C.        Real-time OS✔

D.        Network OS

Which of the following binary formats support the Linux operating system?

A.        0 and 1

B.        Binary Number Format

C.        ELF Binary Format✔

D.        None of the these

What is Kali Linux?

A.        Network device

B.        Operating system✔

C.        Server name

D.        Computer name

Which of the following statement is correct about fragmentation?

A.        It is software that connects the OS.

B.        It is part of the software.

C.        Loss the memory✔

D.        All of the these

SSTF stands for ________.

A.        Shortest Signal Time First

B.        Shortest Seek Time First✔

C.        System Seek Time First

D.        System Shortest Time First

The PCB is identified by ___________.

A.        Real-Number

B.        Binary Number

C.        Store block

D.        Integer Process ID✔

Which of the following method is used to prevent threads or processes from accessing a single resource?

A.        PCB

B.        Semaphore✔

C.        Job Scheduler

D.        Non-Contiguous Memory Allocation

Which of the following mechanisms is a locking mechanism?

A.        Semaphore

B.        PCB

C.        Mutex✔

D.        Binary Semaphore

COW stands for __________

A.        Compress of write memory

B.        Copy overwrite✔

C.        Compress overwrites

D.        Computer of world

Who is responsible for keeping the process from the program?

A.        Operating system✔

B.        CPU

C.        Monitor

D.        All of the these

Which of the following operating systems require a command to run?

A.        Kali Linux✔

B.        Windows

C.        Mac OS

D.        Single-user operating system