Computer Applications Set 1

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This set of Computer Applications Multiple Choice Questions & Answers (MCQs) focuses on Computer Applications Set 1

Q1 | Which unit is responsible for converting the data received from the user into a computer understandable format?
  • Memory Unit
  • Arithmetic & Logic Unit
  • Input Unit
  • Output Unit
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Q2 | The only language which the computer understands is ______________
  • Assembly Language
  • Binary Language
  • BASIC
  • C Language
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Q3 | The smallest unit of data in computer is ________________
  • Byte
  • Nibble
  • Bit
  • KB
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Q4 | Which of the following is not a function of the Input Unit?
  • It reads instructions and data from the outside world
  • It converts the data into computer acceptable format
  • It makes the data into user understandable format
  • It supplies the data and instructions to the computer for further processing
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Q5 | The process of producing useful information for the user is called ___________
  • Controlling
  • Outputting
  • Inputting
  • Processing
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Q6 | The output unit converts the data entered by the user into computer understandable form.
  • TRUE
  • FALSE
  • none
  • all
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Q7 | VDU stands for __________
  • Virtual Display Unit
  • Visual Display Unit
  • Virtual Detection Unit
  • Visual Detection Unit
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Q8 | Which of the following is not a function of the Output Unit?
  • It produces results that can be easily understood by the user
  • It accepts the results produced by the computer
  • It supplies the data and instructions to the outside world
  • It supplies the data and instructions to the computer for further processing
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Q9 | Components that provide internal storage to the CPU are ______
  • Registers
  • Program Counters
  • Controllers
  • Internal chips
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Q10 | Saving data and instructions to make them readily available is the job of __________
  • Storage Unit
  • Cache Unit
  • Input Unit
  • Output Unit
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Q11 | The two basic types of memory in a computer are ________
  • Primary and major
  • Primary and Secondary
  • Minor and Major
  • Main and virtual
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Q12 | Which of the following is used to hold running program instructions?
  • Primary Storage
  • Virtual Storage
  • Internal Storage
  • Minor Devices
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Q13 | Which of the following is non-volatile storage?
  • Backup
  • Secondary
  • Primary
  • Cache
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Q14 | Which of the following is used in main memory?
  • SRAM
  • DRAM
  • PRAM
  • DDR
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Q15 | Which of the following are types of ROMs?
  • SROM & DROM
  • PROM & EPROM
  • Only one type there is no further classification
  • PROM & EROM
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Q16 | GUI means:
  • Graphical user interface
  • Graphical user interaction
  • Graphics uniform interaction
  • None of the above
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Q17 | First graphical user interface used commercially was introduced in
  • 1970
  • 1975
  • 1978
  • 1980
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Q18 | Which type of user interface provide input by typing a string in the keyboard ?
  • Graphical user interface
  • Command line user interface
  • Natural language interface
  • Menu interface
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Q19 | In graphical user interface of operating system, to point a file, a user uses:
  • pointer
  • common line interface
  • file-based interface
  • voice based interface
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Q20 | Files and directories of graphical user interface of operating system programs are known as
  • commands
  • graphics
  • text
  • folders
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Q21 | We write programs in?
  • Low-Level Language
  • Middle-Level Language
  • High-Level Language
  • D. Decimal-Format
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Q22 | Does compiler read the whole source code at once?
  • Yes
  • No
  • Depends on compiler
  • Don't know
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Q23 | If an error occurs, what does an interpreter do?
  • terminate program
  • stops execution
  • reads the whole program even if it encounters errors
  • give warning
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Q24 | If an error occurs, what compiler do?
  • terminate program
  • stops execution
  • reads the whole program even if it encounters errors
  • give warning
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Q25 | __________ converts the programs written in assembly language into machine instructions.
  • Machine compiler
  • Interpreter
  • Assembler
  • Converter
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