కంప్యూటర్ అవగాహన

k.v.జ్ఞాన కుమార్

1.    A mistake in an algorithm that cause incorrect results is called?
     a) Logical error    b) Syntax error
     c) Compiler error
     d) Machine error
     e) Procedural error
 2.    What is URL?
     a)    A computer software program
     b)    A type of programming object
     c)    The address of a document or page on the World Wide Web
     d)    An acronym for Unlimited Resources for learning
     e)    A piece of hardware
 3.    Which of the following would you find on LinkedIn?
     a) Games     b) Connections
     c) Chat     d) Applications
     e) None of these
 4.    Which of the following is the first step in seizing a window?
     a)    Point to the title bar
     b)    Pull down the view menu to display the toolbar
     c)    Point to any corner or border
     d)    Pull down the view menu and change to large icons
     e)    None of these
 5.    _____ is a technique that is used to send more than one call over a single line?
     a) Digital transmission
     b) Infrared transmission
     c) Digitizing     d) Streaming
     e) Multiplexing
 6.    Which of these is a point-and-draw device?
     a) Mouse     b) Scanner
     c) Printer    d) CD-ROM
     e) Key board
 7.    The letter and number of the intersecting column and row is the?
     a) Cell location    b) Cell position
     c) Cell address
     d) Cell coordinates
     e) Cell contents
 8.    Which of the following is not a means of personal communication on the internet?
     a) Chat    b) Instant messaging
     c) Instanotes    d) Electronic mail
     e) None of these
 9.    NIC is the acronym for?
     a) Network Integrated Card
     b) Network Intranet Card
     c) Network Interface Card
     d) No Internet Connection
     e) None of the above
 10.    In Power Point, the Header & Footer button can be found on the Insert tab in which group?
     a) Object group
     b) Illustrations group
     c) Text group    d) Tables group
     e) None of these
 11.    _____ is a set of computer programs used on a computer to help perform tasks?
     a) An instruction    b) Software
     c) Memory    d) A processor
     e) None of these
 12.    A string of eight 0s and 1s is called a?
     a) Megabyte    b) Byte
     c) Kilobyte    d) Giga byte
     e) Kilo bite
 13.    Which of the following is not a threat to security and privacy?
     a) Hackers    b) Spam
     c) Viruses    d) Identify theft
     e) None of these
 14.    A collection of programs that controls how the computer system runs and processes information is called?
     a) Operating system
     b) Computer    c) office
     d) Compiler     e) Interpreter
 15.    Who among the following is the father of super computer?
     a) Charles Babbage
     b) Billgates    c) Steve Jobs
     d) Jeff Stronstrup
     e) Seymour Cray
 16.    What do you understand by the term 'Booting'?
     a)    The process of starting the computer from the power-off position
     b)    Connecting the computer to the electric switch
     c)    Increasing the memory of the computer
     d)    The process of shut down the computer
     e)    None of these
 17.    Housing all hardware, software, Storage and processing in one site location is called?
     a) Time sharing
     b) A distributed system
     c) Centralized processing
     d) A host computer
     e) None of these
 18.    _____ process rearranges file fragments into contiguous files?
     a) Folder folding
     b) Defragmentation
     c) Unflagging    d) Disk scanning
     e) File filling
 19.    _____ means that the data contained in a database is accurate and reliable?
     a) Data redundancy
     b) Data integrity
     c) Data reliability
     d) Data consistency
     e) None of these
 20.    _____ is the process of carrying out commands?
     a) Fetching    b) Sorting
     c) Executing    d) Decoding
     e) None of these
 21.    In Windows environment Ctrl + Z is used to?
     a) Copy    b) Paste
     c) Cut    d) Undo
     e) None of these
 22.    PCB is the acronym for?
     a) Processing Cache Block
     b) Pixel Control Block
     c) Process Control Block
     d) Program Control Block
     e) None of these
 23.    A hybrid computer uses a _____ to convert digital signals from a computer into analog signals?
     a) Modem     b) Modulator
     c) Demodulator    d) Decoder
     e) None of these
 24.    Hyperlinks cannot be?
     a) Of special shapes like banners
     b) Pictures    c) Text
     d) Drawing objects like ovals
     e)    All of the above can be hyperlinks
 25.    Network components are connected in a linear sequence in _____ topology?
     a) Star    b) Ring
     c) Bus      d) Mesh    e) Mixed
 26.    A directory within the directory?
     a) Mini Directory
     b) Junior Directory
     c) Part Directory
     d) Sub Directory
     e) None of these
 27.    LED stands for?
     a) Laser Emitting Diode
     b) Light Emitting Diode
     c) Liquid Emitting Diode
     d) All        e) None of these
 28.    Which of the following is the mail client which works without internet?
     a) MS Access    b) MS outlook
     c) MS InfoPath    d) MS publisher
     e) Both (2) and (3)
 29.    WI-FI Stands for?
     a) Wireless facility
     b) Wireless network
     c) Wireless fidelity
     d) Features of wireless
     e) None of these
 30.    JVM converts source code in to _____ ?
     a) Source code    b) Object code
     c) Byte code    d) All
     e) None of these
 31.    A table is a collection of _____ ?
     a) Files    b) Worksheets
     c) Fields    d) Records
     e) None of these
 32.    User actions such as key strokes or mouse click are referred to as:
     a) Interrupts    b) Tasks
     c) Events    d) Processes
     e) None of these
 33.    What is the extension flash file format?
     a) .swf    b) .flm
     c) .mfh    d) .fls
     e) None of these
 34.    GSM stands for _____?
     a)    General Solutions of Multiple Access
     b)    Global system for mobile communication
     c)    Generation Subscriber Machine
     d)    Gopher Started for machine communication
     e)    None of these
 35.    Which of the following is not relate to MS-Excel?
     a) Formula    b) Function
     c) Table     d) Frame
     e) None of these
 36.    Which of the following is the Short cut to open New Slide _____ ?
     a) Ctrl + M    b) Ctrl + N
     c) Ctrl + O    d) Ctrl + F
     e) Ctrl + A
 37.    _____ is the security against viruses, which monitors both incoming and outgoing traffic?
     a) Encryption    b) Spanning
     c) Firewall    d) Worms
     e) None of these
 38.    'Web Page Spoofing' is sometimes referred to as:?
     a) Spyware    b) Antivirus
     c) Phishing    d) Browsing
     e) None of these
 39.    The 'Resolution power' of a printer indicates its _____ :
     a) Speed    b) Quality
     c) Model    d) All of these
     e) None of these
 40.    The technique that extends storage capacity of main memory beyond the actual size of the main memory is called?
     a) Multitasking
     b) multiprocessing
     c) Virtual storage
     d) Cache storage    e) Switching
 41.    Internet chatting is an example?
     a) Simplex Communication
     b) Duplex Communication
     c) Half Duplex
     d) All of the above
     e) None of these
 42.    What is the name of the logic circuit which can add two binary digits?
     a) Half Adder    b) Full Adder
     c) Parallel Adder
     d) Serial Adder    e) None of these
 43.    Which of the following best defines access time?
     a)    Interval during which a program is executed by the computer
     b)    Time taken for a computer device to transfer information
     c)    Time taken for a device to transfer information from its storage system to the memory
     d)    Duration for which a user is allowed to access the computer facilities
     e)    None of the above
 44.    Who among the following developed yahoo?
     a) Dennis Ritchie
     b) David File & Jerry Yang
     c) Steve Kaze    d) Robert Kahn
     e) Larry page & Sergy Brin
 45.    Wireless communication is an example of which of the following mode of transmission?
     a) Simplex    b) Half duplex
     c) Duplex    d) Both b and c
     e) None of the above
 46.    Which of the following is not associated with hard disk technology?
     a) SATA     b) IDE
     c) UDMA    d) ATA    e) WAP
 47.    Which of the following best defines Operating System?
     a)    An interface between hardware and software
     b)    An interface between hardware and application program
     c)    An interface between user and an application program
     d)    All of the above
     e)    None of the above
 48.    Which of the following is merely an output device and has no processing capabilities?
     a) Personal Computer
     b) Node    c) Dumb Terminal
     d) Server    
     e) None of the above
 49.    If the data is to be stored into a secondary storage medium it must be:
     a) Partitioned    b) Defragmented
     c) Formatted    d) Labeled
     e) None of the above
 50.    In MS Word, a redline under a word indicates
     a) Grammar mistake
     b) Spelling Mistake
     c) No Mistakes
     d) Virus Infection
     e) None of the above
 
 Answers
     1. a    2. c    3. b    4. a    5. e
     6. a    7. c    8. c    9. c    10. c
     11. b    12. b    13. b    14. a    15. e
     16. a    17. c    18. b    19. b     20. c
     21. d    22. c    23. a    24. e    25. c
     26. d    27. b    28. b    29. c    30. c
     31. d    32. c    33. a    34. b    35. d
     36. a    37. c    38. c    39. b    40. c
     41. b    42. a    43. c    44. b    45. b
     46. e    47. d    48. c    49. c    50. b