Computer System Organization

Question 1Assertion (A): Computer is an electronic device that accepts input, processes it and displays the output.Reasoning (R): Computer is a...

Question 2Assertion (A): Primary memory is the main memory inside computer that holds data, programs and instructions that are currently in...

Question 3Assertion (A): Cache memory is placed between CPU and main memory (RAM).Reasoning (R): Cache memory stores frequently used data and...

Question 4Assertion (A): Registers are the components that provide internal storage to the CPU.Reasoning (R): User has direct access to CPU...

Question 5Assertion (A): Operating system is the most important utility software.Reasoning (R): Utility Software are essential for maintenance and...

Question 6Assertion (A): Operating system acts as an interface between a user and computer hardware.Reasoning (R): Operating system manages all the...

Question 7Assertion (A): Three types of translators used in computing system are assemblers, compilers and interpreters.Reasoning (R): A translator...

Question 1A program which acts as an interface between the user and hardware is called Operating System.

Question 2A collection of 4 bits is called a Nibble.

Question 3Binary number system has digits as 0 and 1.

Question 4A collection of 8 bits is called a Byte.

Question 5Joystick is a pointing device used for playing games on a computer.

Question 6ROM is read-only memory that stores some pre-written instructions.

Question 7The ALU in computers is capable of performing arithmetic and logical operations.

Question 8Control unit controls all the hardware operations of a computer system.

Question 9A Hard Disk is a non-volatile high-capacity storage device ranging from 1 GB to several terabytes.

Question 10Cache memory speeds up access to data and instructions stored in RAM.

Question 11Process is the term used for a program being run by the computer.

Question 1What is the full form of IPO?Input Process OutputInput Print OutputInternet Print OutputInternet Process Output

Question 2Which is the fastest memory device?RAMRegisterBlu-ray DiscHard Disk

Question 3What is the full form of RAM?Read Access MemoryRandom Access MemoryRaw Access MemoryRight Access Memory

Question 4ROM is avolatile memorynon-volatile memoryBoth (i) and (ii)None of these

Question 5What is an information?Processed dataCollection of programsCollection of instructionsNone of these

Question 6Which of the following falls under utilities?Text editorBackupDisk defragmenterAll of these

Question 7Which of the following are sub-units that make the CPU?Control unitALUBoth (i) and (ii)None of these

Question 8Which is/are a type(s) of OS?Single-user OSMulti-user OSTime-sharing OSAll of these

Question 91 TB is equivalent to:210 bytes210 MB210 GB210 KB

Question 10Storage of 1 KB means the following number of bytes:100096410241064

Question 11One Megabyte is equivalent to:210 bytes220 bytes230 bytesNone of these

Question 12Identify the input device(s):SpeakerPrinterKeyboardPlotter

Question 13Which of the following is referred to as the brain of computer?CPURAMHard DriveROM

Question 14............... is capable of recognizing a pre-specified type of mark made with dark pencil or ink.OCROMRMICRBarcode Reader

Question 15............... reads a sequence of lines of different heights and widths that are printed on various types of products.OCROMRMICRBarcode...

Question 16............... uniquely identifies a person on the basis of physical or behavioural traits such as fingerprints, DNA, etc.Touch...

Question 17Which smaller unit of CPU directs and coordinates all activities within it and determines the sequence in which instructions are executed,...

Question 18Which of the following memory types will store data or information permanently?RAMCacheHard diskAll of these

Question 19Convert the following into Kilobytes:2.7 GB = ............... Kilobytes2831155.22764.82831155.022764.08

Question 20Spreadsheet is an example of ............... .Application SoftwareSystem SoftwareOperating SystemUtility Software

Question 21An operating system with a touch-based interface is ............... .AndroidiOSBoth 1 & 2None of these

Question 1Define a computer.

Question 2How does an ALU work?

Question 3Briefly explain the working of a control unit.

Question 4Define hardware and software.

Question 5What is software?

Question 6List some of the hardware in computer equipment.

Question 7Explain the types of operating systems with examples.

Question 8"Hardware is of no use without software and software cannot be used without hardware." Explain.

Question 9How can software be classified? Name at least one software in each of the categories.

Question 10What is an operating system? Write names of any two popular operating systems.

Question 11Specify the measuring units of memory.

Question 12Identify the category (system, application, programming tool) of the following software:(a) Compiler(b) Assembler(c) Ubuntu(d) Text Editor

Question 13What do you mean by memory devices? Explain RAM and ROM.

Question 14What are output devices? Give some examples.

Question 15List different types of impact printers.

Question 16Briefly explain the working of a laser printer.

Question 17What is the use of a light pen?

Question 18Given below are some features of computer memories—RAM and ROM. List the below-given features under RAM or ROM:(a) Non-volatile Memory(b)...

Question 19Expand the following terms:(a) ALU(b) GUI

Question 20Explain in brief the working of a touch screen.

Question 21What are plotters? List the different types of plotters.

Question 22Check the size of RAM and HDD of a computer in your school. Make a table and write their size in Bytes, Kilobytes, Megabytes and Gigabytes.

Question 23List all the secondary storage devices available at your school or home.

Question 24Which operating system is installed on your computer at home or in school?

Question 25Convert the following into bytes:(a) 2 MB(b) 3.7 GB(c) 1.2 TB

Question 26Identify the type of software:(a) The software acts as an interface between a user and the hardware.(b) It converts the program written in...

Question 27Write down the type of memory needed to do the following:To store data permanently,To execute a program,To store instructions which cannot...

Question 28How is an interpreter different from compiler on these parameters?(a) Memory requirement during translation(b) Memory requirement after...

Question 29What is the major difference between optical and magnetic discs?

Question 30List the differences between a CD and a DVD.

Question 31Explain the statement, "Functioning of a computer is similar to the way the human brain functions."

Question 32Explain in brief the basic architecture of a computer.

Question 33What is an input unit? Give its significance.

Question 34List and briefly explain all the components of a CPU.

Question 35Why is a control unit referred to as the central controller of a computer?

Question 36Does an ALU work independently or in coordination with some other unit? Give reasons.

Question 37Compare data and information.

Question 38How does an output unit work? Give examples of some output devices.

Question 39What is the role of memory in the functioning of a computer?

Question 40Draw the block diagram of a computer system. Briefly write about the functionality of each component.

Question 41Compare volatile memory and non-volatile memory.

Question 42Define primary storage devices. List their types.

Question 43What do you mean by a mouse? List its types.

Question 44What is a barcode? Why is a bar code reader used?

Question 45Explain, in brief, inkjet and laser jet printers.

Question 46What is a plotter? Give the benefits and limitations of using plotters.

Question 47Explain any three types of input devices.

Question 48Define VDU. Name its two types.

Question 49Give the difference between an impact and a non-impact printer.

Question 50Discuss the following devices:(a) Light Pen(b) Graphic Tablet(c) CD-ROM(d) DVD

Question 51Discuss the classification of digital computers.

Question 52Discuss secondary storage devices in detail.

Question 53What are memory cards? Discuss their types.

Question 54Explain the following:(a) Assembler(b) Compiler(c) Interpreter

Question 55What is the need for secondary memory?

Question 56What is the need of RAM and ROM?

Question 57Name the software required to make a computer functional. Write down its two primary services.

Question 1Control unit sends control signals to ALU and memory for carrying out the required operations.

Question 2A light pen is a pointing device that can be used to select anything on the computer screen by simply pointing at it or for drawing figures...

Question 3RAM operates much faster than cache memory.

Question 41 GB = 1024 KB.

Question 5An operating system acts as an interface between the user, computer hardware and software.

Question 6A computer has the capacity to perform calculations and other logical functions, whereas a calculator only performs arithmetic and...

Question 7Dot matrix printer uses laser technology to produce printed documents.

Question 8The primary memory unit stores data and instructions permanently.

Question 9ROM is volatile in nature.

Question 10External memory allows the permanent storage of large quantities of data.