Computer operator PPSC past papers mcqs for jobs test preparation in Punjab Public Service Commission.
Computer Operator PPSC Past Papers MCQs
This high-speed Internet solution is installed using existing phone lines, called
- T1
- cable
- DSL
- Satellite
A ______ is main purpose is to prohibit unauthorized access to your computer via the Internet.
- Firewall
- popup blocker
- spyware blocker
- spam assassin
What type of technology allows you to verbally speak with someone over the Internet?
- Wiki
- VolP
- Ephone
- Social network
Note: Voice-over-Internet protocol (VoIP)
The name for the way that computers manipulate data Into information is called:
- Programming
- processing
- Storing
- organizing
What type of protocol would you expect to see in a URL for a secure document?
- Https
- ftps
- Hits
- hashs
Data mining is also referred as..
- Knowledge discovery in databases
- Data Cleaning
- Data extraction
- Data management
WPA2 is used for security in ____
- Ethernet
- Bluetooth
- Wi-Fi
- Hi-Fi
In how many ways can the letters of the word 'LEADER' be arranged?
- 70
- 144
- 360
- 720
Exercise is to gym as eating is to
- Food
- dieting
- fitness
- restaurant
Look at this series: J14, L16 ____ P20, R22_____What number should fill the blank?
- S24
- N18
- M18
- T24
Look at this series: V, VIII, XI, XIV, XX... What number should fill the blank?
- IX
- XXIII
- XV
- XVII
The memory address of the first element of an array is called
- Floor address
- foundation address
- first address
- base address
The register which holds the address of the location to or from which data are to be transferred is called
Prolog is
- A programming language based on logic
- A computer where each processor has its own operating system.
- Describes structure of the contents of a database
- None of A, B, C
The science of making machines imitate human thinking and behaviour is known as
- Executive information system
- Artificial intelligence
- Management reporting system
- Decision support system
The access method In Bluetooth is
- FDMA
- TDD-TDMA
- CDMA
- none of the above
AI systems based on the human brain's ability to differentiate patterns are called:
- Robotic System
- Fuzzy logic Systems
- Neural Networks
- Expert systems
Paint : Artist : Wood --------
- Furniture
- Forest
- Fire
- Carpenter
What is the most likely causes of an erratic mouse cursor?
- An'unplugged mouse cable
- A broken wire in the mouse cable
- A dirty ball and roller in the mouse
- An incorrectly installed mouse driver
Which text formatting feature changes the thickness of the letters?
- Bold
- italic
- under line
- Alignment
Bold, Italics and underlines are features in many programs. To which of the following items these features can be applied?
- Files
- Pictures
- Text
- Windows
A block of the text automatically added to the end of an outgoing email is called_____
- An attachment
- A signature
- A footer
- an encryption
Viruses are often contained in email attachments. The virus infects the computer when the attachment is opened. Which of the following attachments is least likely to carry a virus?
- A text file
- A screen saver
- A program
- EXE.File
What information would be safe to include in a public profile on a social networking site?
- User name
- Date of birth
- Home Address
- Mobile phone numbers
What is the Clip board?
- A list of the recently accessed files
- A place where you can post messages
- A temporary storage location for items that have been cut or copied
- A gallery of graphics.
Files have been moved to the trash bin. The trash bin has not been emptied. Which of the following is true of these files?
- They are no longer accessible
- They must be renamed before being used
- Their names are displayed in a light grey font
- They can be retrieved and then saved in a new location
'Strong 'Passwords are used and recommended when using internet banking. A 'Strong' password is one which is difficult to guess. which of the following would be the 'Strongest' Password?
- e7Jm@#51
- nothahks
- xyz 123456
- 123456
Before submitting your work if you want to find any words spelled incorrectly then what will you use?
- Thesaurus
- spell checker
- Grammer checker
- Find and replace
A file downloaded from internet does not specify its file type and has a generic icon. you have a good idea what file type it is likely to be. Once selected what is the best way to try to view the file?
- File and then open
- Double click on its icon
- file and then open with
- view arid then documents
A Robot is a machine directed by a -------
- computer
- remote control
- Wirless control unit
- Human
BASIC stands for_____
- Beginners all purpose symbolic instruction code
- Beginners aided purpose symbolic instruction code
- Beginners aided all purpose symbolic code
- None of A,B,C
LCD stands for _____
- Liquid crystal display
- Land Crystal display
- Light Crystal display
- Liquid Control Display
The printer which can print one complete line at a time is
- Dot matrix printer
- Daisy Wheel Printer
- Line printer
- Laser printer
KB stands for -------
- Kilobits
- Kilobytes
- kingbyte
- Wriobyte
The hardcopy means _____
- Printout
- Hard disk
- Printer
- paper
The device that converts video images to digital form and saves them in computer's memory is called____
- Keyboard
- Digital Camera
- Monitor
- Printer
The key at the right of the keyboard similar to those on a calculator are called.
- Function Keys
- Numeric keys
- Alpha Numeric keys
- Editing Keys
Scanner is _____
- Storage device
- Input device
- Output device
- Both B and C
We enter data and instructions into the computer which is known as
- command
- information
- input
- output
What is Z to A order called?
- Ascending
- Descending
- Co descending
- None of A,B,G
230,246,271,307 ____
- 412
- 356
- 518
- 612
ZXV, TRP ,NLJ ____
- IGF
- HDF
- HGF
- HFD
Find the H.C.F of 36 and 84:
- 4
- 6
- 12
- 18
What allows you to print on both sides of the printer?
- Fuser
- duplexer
- oner cartridge
- paper-swapping unit
Cup is to coffee as bowl is to ___
- Dish
- Soup
- Spoon
- Food
Window is to pain as book is to
- Novel
- glass
- cover
- page
SCP , TEF , UGH -----WKL
- CMN
- UJI
- VIJ
- IJT
A light-sensitive device that converts drawing, printed text or other images into digital form is -----?
- Keyboard
- scanner
- OMR
- None of these
IF a computer has more then one processor then it is known as ------
- Uni process
- Multiprocessor
- Multi-threaded
- Multi-programming
Which of the following simplifies the process of formatting text, if the same formatting is required in more than one location?
- Auto Text
- Formate Painter
- Font Dialog box
- None of A,B,C
Which of the following simplifies the process of formatting text, if the same formatting is required in more than one location?
- Find command
- replace command
- Drag and Drop
- copy command
Which key do you press to force a page break?
- Ctrl+Alt
- Ctrl + Break
- Ctrl + Enter
- None of A,B,C
Switching between portrait and landscape mode involves the ------
- Header and footer toolbar
- Print layout view
- page setup dialog box
- None of A,B,C
To view headers and footers you must switch to
- Normal View
- Print layout view
- Print preview mode
- Both B and C
What is the shortcut keys for "Find" and "Replace" dialogue box?
- Ctrl+F
- Ctrl + H
- CTRL+L
- CTRL+SHIFT+F
What is the shortcut key to "UNDO" the last action in a document?
- Ctrl+x
- Ctrl + H
- CTRL+L
- CTRL+SHIFT+F
A shopkeeper bought toffees at the rates of 6 for a Rupee. How many for a rupee must he sell to gain 20%?
- 3
- 4
- 5
- 6
A MAN BUYS a watch for Rs 1400 and sells it at a loss of 15%.What is the selling price of the watch?
- Rs. 1090
- Rs.1160
- Rs 1190
- Rs 1202
Which Monitor would provide the highest level of performance?
- VGA
- XGA
- CGA
- SVGA
Which of the following is page orientation?
- Landscape
- Portrait
- Gutter
- Only A & B
The information you put into the computer is called-----
- Directory
- Facts
- Data
- Files
When a file is saved for the first time then---------
- A copy is automatically, printed
- File name and folder name must be the same
- It does not need a name
- It must be given a name to identify it
Generally, you access the Recycle Bin through an icon located --------
- On the desktop
- on the hard drive
- on the shortcut menu
- In the properties dialog box
The taskbar is located
- On the start menu
- At the bottom of the screen
- On the quick launch toolbar
- At the top of the screen
Which is the following command is given to reboot the computer?
- Ctrl+Alt+Del
- Ctrl + Alt+Tab
- Ctrl+Shift+Del
- Ctrl+Alt+Shift
What is the full form of LAN?
- Local Area Network
- Large Access Network
- Long Antenna Network
- None of them
What is the best way to protect your hard drive data?
- Regular backups
- Periodically defrag it
- Run check at least once a week
- run scan disk at least once a week
WAN stands for:-
- Wap Area Network
- wide Area Network
- Wide Array Network
- Wireless Area Network
What is the smallest function among the following?
- 7/9
- 4/5
- 6/7
- 9/13
If one-third of one-fourth of a number is 15, then three-tenths of that number is:
- 35
- 36
- 45
- 54
The term "Red Book" , Yellow Book", and "Orange Book" refer to_____
- SCSI
- IDE
- Floppy Drive Technology
- CD-ROM standards
Computer memory consists of :
- RAM
- ROM
- PROM
- All of A, B, C
Slide Transaction can be applied to ____
- Current Slides
- Selected Slides
- All Slides
- All of A, B, C
What is to be used to add text in Slide?
- Text Box
- Note Box
- Text layer
- Comment Box
When sound is included in the animations, it becomes:
- Audio
- Video
- Multimedia
- None of the A,b
To save an existing file with a hew name or to a new location: use ____ command
- Save
- save and replace
- save as
- new file
What decimal of an hour is a second?
- 0.0025
- 0.0256
- 0.00027
- 0.000126
The binary system uses powers of____
- 2
- 10
- 8
- 16
A Group of eight bits is called____
- Record
- Document
- Byte
- File
To create a prototype of a new product, a designer might use a ___ program.
- CAD
- 3D modeling
- paint
- draw
If you magnify a ______ you can see its individual pixels.
- Vector graphic
- bitmap
- DXF
- EMF
The function of a Kernel in an operating system is to
- Interpret the JCL commands
- Interact with the hardware devices
- Interact with user
- None of these
The UNIX operating system is written in the language.
- COBOL
- Binary
- FORTRAN
- C-Language
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