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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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