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Q.1
...... controls the way in which the computer system functions and provides a means by which users can interact with the computer
The platform
The operating system
Application software
The motherboard
Q.2
Which one of the following is not a layer of operating system?
Kernel
Shell
Application program
Critical selection
Q.3
When a computer is first turned on or restarted, a special type of absolute loader called
Compile and go loader
Boot loader
Bootstrap loader
Relating loader
Q.4
In which type of the following OS, the response time is very crucial.
Network Operating System
Real Time Operating System
Batch Operating System
Unix Operating System
Q.5
Which is not the function of the operating system?
Memory management
Disk management
Application management
Virus protection
Q.6
The virtual memory is
An extremely large main memory
An extremely large secondary memory
An illusion of extremely large main memory
A type of memory used in super computer
Q.7
Internet Explorer is
an Internet browser
provided by Windows OS
an access point for Word Wide Web
All of above
Q.8
Which of the following is a correct association between a vendor and an operating system
Redhat Linux
Microsoft Unix
AT & T DOS
Novell Linux
Q.9
Which of the following memory unit that processor can access more rapidly
Main Memory
Virtual Memory
Cache memory
Read Only Memory
Q.10
Small pictures appear on the desktop
Windows
Icon
Button
None of above
Q.11
A graphical user interface displays
Graphics
Text
Both of Above
None of Above
Q.12
To change the screen saver you can go from
Control panel display
Right click in desktop and properties
Both of Above
None of These
Q.13
You can add or remove program
Add / Remove program from control panel
Delete the shortcut icon from desktop
Both A and B
None of Above
Q.14
Which of the following command is used to switch between the window programs?
Alt+Tab
Alt+F4
Ctrl+Tab
None of the above
Q.15
Driver is
Hardware controller
Hardware and gain controller
Data controller
All of above
Q.16
To prevent the addition and deletion of files on a disk or tape we use
Format
Write protect
Create back up
None of above
Q.17
System files allocated at
Boot area
FAT area
Data area
Directory
Q.18
...... transforms one interface into other interface
Program
Software
Data
None
Q.19
During the boot process, the ..... looks for the system file
CD
BIOS
CPU
DVD
Q.20
Which of the following resources must be protected by the operating system?
I/O
Memory
CPU
All of the above
Q.21
Who is called a supervisor of computer activity?
CPU
OS
Control Unit
Application Program
Q.22
........ interface consists of thing like program counter, register, interrupts and terminal
Hardware
Software
Data
None
Q.23
....... show characteristics with both hardware and software
Operating system
Software
Data
None
Q.24
What are the two types of Semaphore?
Digital Semaphores and Binary Semaphores
Analog Semaphores and Octal Semaphores
Counting Semaphores and Binary Semaphores
Critical Semaphores and System Semaphores
Q.25
From where do you change mouse setting?
Setting >> mouse
Hardware setting
Control panel >> mouse
None of the above
Q.26
Work group means
Computer in network
Individual user
Connection
All of the above
Q.27
The core of operating system is:
Unix
Kernel
Command.com
None of these
Q.28
Copying a process from memory to disk to allow space for other processes is Called
Swapping
Deadlock
Demand Paging
Page Fault
Q.29
Any files deleted in Windows goes into
Trash can
Recycle bin
Deleted Files
None of above
Q.30
Which of the following is a disk compression tool?
Drive space
Scan disk
Defragmenter
None of the above
Q.31
What does Belady's Anomaly related to?
Page Replacement Algorithm
Memory Management Algorithm
Deadlock Prevention Algorithm
Disk Scheduling Algorithm
Q.32
A ..... allows you to write on screen with a digital pen and convert that writing into characters that the PC can process
Monitor RS
Tablet PC
Database manager
Media Center
Q.33
What do you mean by Memory Compaction?
Combine multiple equal memory holes into one big hole
Combine multiple small memory holes into one big hole
Divide big memory hole into small holes
Divide memory hole by 2
Q.34
Desktop is a
Provides work space
Screen saver
Display program
Working with my document
Q.35
Which operating system does not support long file names?
OS/2
Windows 98
DOS 6.2
Windows NT
Q.36
Which of the following is not a system tool?
Scandisk
Drive space
Disk defragmenter
Doskey
Q.37
Which of the following statement about directories is false?
Directories can exist inside directories
The root directory is always at the highest level
Directories cannot be renamed
Directories can be deleted
Q.38
Which operating system uses short file names?
Windows
Unix
DOS
All of above
Q.39
The program that is responsible for loading the operating system into RAM is called
BIOS
Bootstrap program
Device driver
Supervisor program
Q.40
Multi programming systems ......
Are easier to develop than single programming system
Execute each job faster
Execute more jobs in the same time period
Are used only by large mainframe computer
Q.41
Bringing a page into memory only when it is needed, this mechanism is called
Deadlock
Page Fault
Dormant Paging
Demand Paging
Q.42
It is the default folder for many Windows Applications to save your file
My Document
My Pictures
Documents and Settings
My Computer
Q.43
Netscape navigator is a
Browser
Compose
Editor
None of these
Q.44
To print documents from Windows
File >> Print
Drag the document icon over your printers icon
Edit print
Both A and B
Q.45
The component of Windows that lets you to transfer contents from one document to another
Briefcase
Clipboard
Document
Boot
Q.46
Which of the following appear in Windows menu bar?
Help
File
Edit
All of above
Q.47
The operating system allows the user to organize the computer's contents in a hierarchical structure of directories that include all of the following except:
Files
Folders
Drives
System
Q.48
Which of the following key is used to move the pointer from one pane to next pane?
F3
F4
F5
F6
Q.49
In a folder, which of the following key is used to rename the file or folder
F3
F4
F2
F7
Q.50
A character that represents one or more unknown character is
Wildcard character
All file name
Extensions
None of above
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