Computer Awareness Questions Bank,SSC,Railways,Govt Sector Examination

Computer Awareness Questions

Bank,SSC,Railways,Govt Sector Examination

26. Which of the following is an example of an input device?

• scanner
• speaker
• CD
• printer

27. All of the following are examples of storage devices EXCEPT:

• hard disk drives.
• printers.
• floppy disk drives.
• CD drives.

28. The ____________, also called the “brains” of the computer, is responsible for processing data.

• motherboard
• memory
• RAM
• central processing unit (CPU)

29. The CPU and memory are located on the:

• expansion board.
• motherboard.
• storage device.
• output device.

30. Word processing, spreadsheet, and photo-editing are examples of:

• application software.
• system software.
• operating system software.
• platform software.

31. ____________ is a set of computer programs used on a computer to help perform tasks.

• An instruction
• Software
• Memory
• A processor

32. System software is the set of programs that enables your computers hardware devices and ____________ software to work together.

• management
• processing
• utility
• application

33. The PC (personal computer) and the Apple Macintosh are examples of two different:

• platforms.
• applications.
• programs.
• storage devices.

34. Apple Macintoshes (Macs) and PCs use different ____________ to process data and different operating systems.

• languages
• methods
• CPUs
• storage devices

35. Servers are computers that provide resources to other computers connected to a:

• network.
• mainframe.
• supercomputer.
• client.

36. Smaller and less expensive PC-based servers are replacing ____________ in many businesses.

• supercomputers
• clients
• laptops
• mainframes

37. ____________ are specially designed computers that perform complex calculations extremely rapidly.

• Servers
• Supercomputers
• Laptops
• Mainframes

38. DSL is an example of a(n) ____________ connection.

• network
• wireless
• slow
• broadband

39. The difference between people with access to computers and the Internet and those without this access is known as the:

• digital divide.
• Internet divide.
• Web divide.
• broadband divide.

40. ____________ is the science revolving around the use of nano structures to build devices on an extremely small scale.

• Nanotechnology
• Micro-technology
• Computer forensics
• Artificial intelligence

41. Which of the following is the correct order of the four major functions of a computer?

• Process à Output à Input à Storage
• Input à Outputà Process à Storage
• Process à Storage à Input à Output
• Input à Process à Output à Storage

42. ____________ bits equal one byte.

• Eight
• Two
• One thousand
• One million

43. The binary language consists of ____________ digit(s).

• 8
• 2
• 1,000
• 1

44. A byte can hold one ____________ of data.

• bit
• binary digit
• character
• kilobyte

45. ____________ 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

46. The operating system is the most common type of ____________ software.

• communication
• application
• system
• word-processing software

47. ____________ are specially designed computer chips that reside inside other devices, such as your car or your electronic thermostat.

• Servers
• Embedded computers
• Robotic computers
• Mainframes

48. The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called:

• instructions.
• the operating system.
• application software.
• the system unit.

49. The two broad categories of software are:

• word processing and spreadsheet.
• transaction and application.
• Windows and Mac OS.
• system and application.

50. The metal or plastic case that holds all the physical parts of the computer is the:

• system unit.
• CPU.
• mainframe.
• platform.

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Computer Awareness Questions

MCQ Study Materials

(For Various Competitive Exams)

Q.1. A disadvantage of the laser printer is:

1. It is quieter than an impact printer
2. It is very slow
3. The output is of a lower quality
4. None of above

Q.2.Which of the following is not true for a magnetic disk?

1. It is expensive relative to magnetic tape
2. It provides only sequential access to stored data
3. Users can easily update records by writing over the old data
4. All of above

Q.3.The primary advantage of key-to-tape data entry system is

1. A large percentage of editing can be performed at the time of data entry
2. Key verification is easily performed
3. The tape is reusable
4. Keying errors can be detected as they occur.

Q.4.The terminal device that functions as a cash register, computer terminal, and OCR reader is the:

1. Data collection terminal
2. OCR register terminal
3. Video Display terminal
4. POS terminal

Q.5.Which of the following does not affect the resolution of a video display image?

1. Bandwidth
2. Raster scan rage
3. Vertical and horizontal lines of resolution
4. Screen size

Q.6.While inserting a diskette into the diskette drive of a PC, the diskette’s label side should face

1. East
2. North
3. South
4. Up

Q.7.in which year was UK’s premier computing event called “The which computer” started?

1. 1980
2. 1985
3. 1986
4. 1987

Q.8.The latest PC keyboards use a circuit that senses the movement by the change in its capacitance,

1. Capacitance keyboard
2. Mechanical keyboard
3. Qwerty keyboard
4. Dvorak keyboard

Q.9.Different components on the motherboard of a PC processor unit are linked together by sets or parallel electrical conducting lines.What are these lines called?

1. Conductors
2. Buses
3. Connectors
4. Connectivity

Q.10.Which of the following magazines covers only the IBM PC and its compatibles?

1. Byte
2. PC Magazine
3. Personal Computing
4. Interface Age

Q.11.Which of the following professions has not been affected by personal computers?

1. Medical
2. Clerical and law
3. Accounting
4. None of the above

Q.12.The arranging of data in a logical sequence is called

1. Sorting
2. Classifying
3. Reproducing
4. Summarizing

Q.13.When was Apple Macintosh II microcomputer introduced in the market?

1. 1964
2. 1970
3. 1983
4. 1986

Q.14.What is the name of the new color laptop computer which is powered by a 386 processor at 33 MHz and is built by Epson?

1. AX3/33
2. NEC-20
3. Magnum 2000
4. HCL-3000

Q.15.What does the disk drive of a computer do?

1. Rotate the disk
2. Read the disk
3. Load a program from the disk into the memory
4. Both b and c

Q.16.The language that the computer can understand and execute is called

1. Machine language
2. Application software
3. System program
4. All of above

Q.17.An application suitable for sequential processing is

1. Processing of grades
2. Payroll processing
3. Both a and b
4. All of above

Q.18.The word processing task associated with changing the appearance of a document is

• Editing
• Writing
• Formatting
• All of above

Q.19.Which of the following is used as a primary storage device?

1. Magnetic drum
2. Prom
3. Floppy
4. All of above

Q.20.Which of the following memories needs refreshing?

1. SRAM
2. DRAM
3. ROM   
4. All of above

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Q.1.The metal or plastic case that holds all the physical parts of the computer is the:

• System Unit.
• CPU.
• Mainframe.
• Platform.

Q.2.------------- 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.3.--------------is the science revolving around the use of Nano Structures to build devices on an extremely small scale.

• Nanotechnology
• Micro-technology
• Computer forensics
• Artificial intelligence

Q.4.Servers are computers that provide resources to other computers connected to a

• Network.
• Mainframe.
• Super Computer.
• Client.

Q.5.Word processing, spreadsheet, and photo-editing are examples of:

• Application software.
• System software.
• Operating system software.
• Platform software.

Q.6.Which one is not an examples of input devices :

• Scanner.
• Mouse.
• Keyboard.
• Printer.

Q.7.A string of eight 0's Or 1's is called a:

• Megabyte. 
• Byte.
• Kilobyte.
• Gigabyte.

Q.8.After a picture has been taken with a digital camera and processed appropriately, the actual print of the picture is considered

• Data.
• Output.
• Input.
• Process

Q.9.-------- is the study of molecules & structures whose size ranges from 1 to 100 Nanometers

• Nanoscience
• Microelectrodes
• Computer forensics
• Artificial intelligence

Q.10.The ability to recover and read deleted or damaged files from a criminal’s computer is an example of a law enforcement specialty called:

• Robotics.
• Simulation.
• Computer forensics.
• Animation.

Q.11.The _______states that a foreign key must either match a primary key value in another relation or it must be null.

• Entity integrity rule
• Referential integrity constraint
• Action assertion
• Composite attribute

Q.12.An applet _______

• Is an interpreted program that runs on the client
• Tracks the number of visitors to a Website
• Is a compiled program that usually runs on the client
• Collects data from visitors to a Website

Q.13.A ________sometimes called a boot sector virus, executes when a computer boots up because it resides in the boot sector of a floppy disk or the master boot record of a hard disk.

• System virus
• Trojan horse virus
• File virus
• None of these

Q.14.Which error detection method uses one's complement arithmetic?

• Simply parity check
• Check sum
• Two-dimensional parity check
• CRC

Q.15.A result of a computer virus can NOT lead to ________ . 

• Disk Crash
• Mother Board Crash
• Corruption of program
• Deletion of files

Q.16.The network interface card of LAN is related to following layer of OSI Model

• Transport
• Network
• Data Link & Physical
• All of these

Q.17.Which of the following does NOT describe a data warehouse?

• Subject-oriented
• Integrated
• Time-variant
• Updateable

Q.18.Which of the following is TRUE ?

• Logical design is software-dependent
• In a distributed database, database is stored in one physical location
• Conceptual design translates the logical design into internal model
• Logical design is software independent

Q.19.A range check ________

• Ensures that only the correct data type is entered into a field
• Verifies that all required data is present
• Determines whether a number is within a specified limit
• Tests if the data in two or more associated fields is logical

Q.20.The total set of interlinked hypertext documents worldwide is-

• HTTP
• Browser
• WWW
• B2B

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