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Monday, June 24, 2013

COMPUTER KNOWLEDGE PRACTICE QUESTIONS FOR RBI ASSISTANTS EXAM

1. To provide electronic circuits, first generation computers used
a) Vacuum tubes
b) Transistors
c) Integrated circuits
d) Large scale integrated circuits
e) None of these

2. In Ms word the key board short cut used for spelling and grammar check
a) F3 
b) F5 
c) F7
d) F9 
e) None of these

3. In Dos the primary name of a file can have a maximum of ..... characters
a) 10 
b) 8 
c) 12
d) 5 
e) None of these

4. The instruction of a program which is currently being executed are stored in
a) Secondary Storage Memory
b) Cache memory
c) Read Only Memory
d) RAM 
e) None of these

5. Prepare a presentation/ Slide show which application is commonly used
a) Photoshop 
b) Power point
c) Microsoft outlook 
d) MS Publisher
e) None of these

6. An Excel workbook is a collection of
a) Work books 
b) Worksheets
c) Charts 
d) tables
e) None of the above

7. When sending an email the ..... line describes the contents of message
a) TO 
b) Subject 
c) Content
d) CC 
e) None of these

8. The ....... also called the web contains billions of documents.
a) World wide Web 
b) HTTP
c) Web Portal 
d) Domain
e) None of these

9. Most of the commonly available personal computers/Laptops have a keyboard popularly
known as
a) QWERTY 
b) QOLTY
c) ALTER 
d) ULCLIF
e) None of these

10. When you quickly press and release the left mouse button twice you are
a) Primary checking 
b) Pointing
c) Double clicking 
d) Selecting
e) None of these

11. The time it takes a device to locate data and instructions and make them available to the
CPU is known as
a) Clock speed 
b) processing cycle
c) CPU speed 
d) access time
e) None of these

12. How many options does a binary choice offer?
a) One 
b) Three 
c) Two
d) It depends on computer memory
e) None of these

13. The ...... allows you to access object and start programme
a) Default menu 
b) XP menu
c) Start Menu 
d) Stop menu
e) None of these

14. Spool is an acronym for
a) Simultaneous power on operation
b) Simultaneous print on operation
c) simultaneous peripheral operations on-line
d) All of these 
e) None of these

15. The purpose of the primary key in a database is to
a) Unlock the database
b) Provide a map of the data
c) uniquely identify a record
d) All of the above 
e) None of these

16. The most frequently used instruction of a computer program are likely to be fetched
from
a) The hard disk 
b) Cache memory
c) RAM 
d) Registers
e) None of these

17. Which of the following is NOT a type of broadband Internet connection?
a) Cable 
b) DSL 
c) Dial-up
d) Satellite 
e) None of these

18. It used a pictures(called icons) and menus displayed on the screen to send commands
to the Computer system
a) Command based user interface
b) GUI c) API
d) System utility 
e) None of these

19. These are specially designed computer chips reside inside other devices, such as
your car or electronic thermostat
a) Embedded Processors
b) Servers
c) Robotic computers
d) All of the above
e) None of these

20. TCP/ IP Network model consists ..... layers
a) TWO 
b) Seven 
c) Four
d) Eight 
e) None of these

21. ......... is a set of keywords, symbols, and system of rules for constructing statements by which humans can communicate the instructions to be executed by a computer
a) A computer program
b) A programming language
c) An assemble
d) Syntax
e) None of these

22. A hard copy of a document is .........
a) Printed on the printer
b) Stored on a floppy
c) Stored on a CD
d) All of these
e) None of these

23. Which of the following groups consist of only input devices?
a) Mouse, keyboard, monitor
b) Mouse, keyboard, printer
c) Mouse, keyboard, plotter
d) Mouse, keyboard, Scanner
e) None of these

24. ............ is the process of finding errors in software code
a) Compiling 
b) Testing
c) Running 
d) Debugging
e) None of these

25. Which of the following computer languages is a mathematically oriented languages used for scientific problems?
a) FORTRAN 
b) COBAL
c) LISP 
d) PROLOG
e) None of these

26. Array is .........
a) Linear data structure
b) Non-linear structure
c) Complex data structure
d) Simple data structure
e) None of these

27 Which is the part of a computer that one can touch and feel?
a) Hardware
b) Software
c) Programs
d) Output
e) None of these

28. Storage that retains its data after the power is turned off is referred to as .........
a) Volatile memory
b) Non-volatile memory
c) Sequential memory
d) Direct storage
e) None of these

29. The name a user assigns to a document is called a (n)
a) File name 
b) Program
c) Record 
d) Data
e) None of these

30. In binary language, each letter, number or special character of alphabet is unique combination of ..........
a) Eight bytes
b) Eight kilobytes
c) Eight characters
d) Eight bits
e) None of these

31. How many margins are on a page?
a) Two 
b) Four 
c) Eight
d) One 
e) None of these

32. Nibble describes a bits combination of
a) 5 bits 
b) 6 bits 
c) 7 bits
d) 4 bits 
e) 16 bits

33. To centre a paragraph using short keys press ...........
a) CTRL + C 
b) CTRL + E 
c) CTRL + L
d) CTRL + R 
e) None of these

34. Which of the following types of tables constraints will prevent the entry of duplicate
rows
a) Primary key 
b) Unique
c) Null 
d) Foreign key
e) None of these

35. What is the base of hexadecimal number system?
a) 2 
b) 8 
c) 16
d) 10 
e) 32

36. The basic goal of computer process is to convert data into ......
a) files 
b) tables
c) information 
d) graphics
e) None of these

37. Spot the odd one out amongst the following
a) BASIC 
b) WINDOWS
c) DOS 
d) UNIX
e) None of these

38. Demodulation is the process of
a) Converting digital signals to analogue
b) converting analog signal to digital
c) combining analog and digital
d) All of the above
e) None of these

39. Which of the following is called the smallest
addressable element in a display device
a) Dotlex 
b) Pixel 
c) Cell
d) Shell 
e) None of these

40. The most common type of floppy size is
a) 3 1/2 inch 
b) 5 1/4-inch
c) 4 3/4 inch 
d) 4 1/4 inch
e) None of these

41. One megabyte equals approximately
a) 1,000 bits 
b) 1,000 bytes
c) 1 million bytes 
d) 1 million bits
e) None of these

42. A program embedded in a semiconductor chip during their manufacture is called
a) human ware 
b) firmware
c) liveware 
d) software
e) None of these

43. The term gopher is related with
a) hardware 
b) firmware
c) internet searching 
d) none
e) None of these

44. A process known as ........ is used by large retailers to study trends.
a) data mining 
b) data selection
c) POS 
d) data conversion
e) None of these

45. Which of the following is the correct order of the four major functions of a computer?
a) Process , Output , Input , Storage
b) Input , Output, Process , Storage
c) Process ,Storage , Input,, Output
d) Input ,Process , Output , Storage
e) None of these

46. The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called:
a) instructions.
b) the operating system.
c) application software.
d) the system unit.
e) None of these

47. Grouping and processing all of a firm's transactions at one time is called
a) a database management system
b) batch processing
c) a real-time system
d) an on-line system
e) None of these

48. Mobile Commerce is best described as
a) The use of Kiosks in marketing
b) Transporting products
c) Buying and selling goods/ services through wireless hand- held devices
d) Using notebook PC's in marketing
e) None of these

49. Collecting personal information and effectively posing as another individual is known as
a) spooling 
b) spoofing
c) Hacking 
d) identity theft
e) None of these

50. A web site address is a unique name that identifies a specific ............................ on the web
a) website 
b) web browser
c) Link 
d) PDA
e) None of these

Answers:

1-a,  2-c,  3-b,  4-d,  5-d,  6-b,  7-b,  8-a,  9-a,  10-c
11-b,  12-c,  13-c,  14-c,  15-c,  16-b,  17-c,  18-b,  19-a,  20-c
21-b,  22-a,  23-d,  24-d,  25-a,  26-a,  27-a,  28-b,  29-a,  30-d
31-b,  32-d,  33-b,  34-d,  35-b,  36-c,  37-a,  38-b,  39-b,  40-a
41-c,  42-b,  43-c,  44-a,  45-d,  46-a,  47-b,  48-c,  49-d,  50-a.

Sunday, May 26, 2013

COMPUTER KNOWLEDGE PRACTICE MCQs

1. A (n) ____ program is one that is ready to run and does not need to be altered in any way.
1) Interpreter
2) High-level
3) Compiler 
4) COBOL 
5) Executable

2. Which of the following is true about URL?
1) It is a computer program
2) It is a type of Programming object
3) It is the address of a document or page on the World Wide Web
4) It is an acronym for Unlimited Resources for Listening
5) It is a piece of hardware

3. Universal Product Code (UPC) is a _
1) Scanner 
2) Hardware Equipment
3) Antivirus 
4) Graphics Adapter
5) Barcode system

4. Facsimile Transmission Machine is popularly known as: 
1) ATM 
2)Scanner 
3) Fax Machine 
4) Format Machine 
5) None

5. What is the significance of a faded/ dimmed command in a pull-down menu?
1) Screen becomes faded / dimmed if the command is selected 
2) The command is not accessible currently
3) A dialog box appears if the command is selected.
4) A help window appears if the command is selected. 
5) None 

6. The main folder on a storage device is called _____
1) Root Directory
2) Interface
3) Device driver
4) Platform
5) Main directory

7. To protect the computer from hacker intrusions, ____ must be installed.
1) Firewall
2) Mailer
3) Script
4) Yahoo Messenger
5) None of these

8. Which of the following is used to read handwritten or printed text to make a digital image that is stored in memory?
1) Printer 2) Laser beam
3) Scanner 4) Touchpad 5) None 

9. A program designed to destroy data on the computer which can travel to infect other computers is called a ____
1) Hurricane
2) Infector
3) Disease 
4) Virus 
5) None

10. Thesaurus option is available in ___ menu.
1) Page layout
2) References
3) Review 
4) View 
5) Layout

11. Which of the following is/ are the functions of operating system 
1) Memory Management
2) Access to I/O devices
3) Controlled Access to files
4) All the above 
5) None of these

12. The easiest way to select text is to left click the mouse and _____
1) Hold the Shift key
2) Hold the Ctrl key
3) Move the mouse
4) Drag Over the words you want to highlight 
5) None

13. Which part of the URL http://www.sbi.co.in will specify the rules to be followed when accessing a file? 
1) http:// 
2) www
3) sbi 
4) .in 
5) sbi.co.in

14) Moving the page around to view all the pages in the document on the screen is referred to as: 
1) Surfing
2) Navigating
3) Hyperlink
4) Scrolling
5) Browsing

15 Which of the following is the short-cut key to close an active tab of a browser? 
1) Alt + F4
2) Ctrl + C
3) Ctrl + F4
4) Shift + C
5) Ctrl + W

ANSWERS:
1) 5; 2) 3; 3) 5; 4) 3; 5) 2; 6) 1
7) 1; 8) 3; 9) 4; 10) 3; 11) 4; 12) 4; 13) 1; 14) 4; 15) 5.