Computer System

Question 1Assertion (A): A computer is an electronic device which is versatile in nature and can store, process and retrieve data.Reasoning (R):...

Question 2Assertion (A): Random Access Memory (RAM) is volatile and stores data/programs currently in use.Reasoning (R): RAM is a memory that retains...

Question 3Assertion (A): Data is stored inside RAM for future retrieval.Reasoning (R): Secondary memory holds data inside the computer system...

Question 4Assertion (A): Compilers, Interpreters and Assemblers are categorized as Language translators.Reasoning (R): A Language translator is a...

Question 5Assertion (A): An Operating System (OS) acts as an interface between a user and a computer system.Reasoning (R): An Operating System...

Question 6Assertion (A): Utility software performs tasks to allow smooth functioning of a computer system.Reasoning (R): Without utility software, it...

Question 7Assertion (A): Cache memory is an extremely fast memory that is placed between the CPU and RAM.Reasoning (R): Cache memory temporarily...

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 5Mouse is a pointing device that controls movement of the pointer on the screen.

Question 6ROM is a non-volatile memory that stores some pre-written instructions and booting procedure.

Question 7The data entered as input to the computer system is temporarily stored in RAM.

Question 8The ALU in CPU is capable of performing arithmetic and logical operations.

Question 9Control Unit controls the flow of data from input devices to memory and from memory to output devices.

Question 10A Hard Disk is a non-volatile high-capacity storage device ranging from 1 GB to several terabytes.

Question 11Cache memory speeds up access to data and instructions stored in RAM.

Question 12Compiler comes under Language Processor.

Question 13MS Office is a/an Application software.

Question 14Operating System is an integrated set of specialized programs that is used to manage the overall operations of a computer.

Question 15Data processing is a means of transforming Raw data into information.

Question 16Any data or instruction entered into the memory of a computer is considered as an Input.

Question 17Fifth Generation computers are based on Artificial Intelligence.

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 6Examples of utility software are: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 smaller unit of the CPU directs and coordinates all activities within it and determines the sequence in which instructions are...

Question 9Which of the following memory types will store data or information permanently?RAMCacheHard diskAll of these

Question 10Operating system is an example ofGeneral purpose application softwareCustomized application softwareSystem softwareLanguage processor

Question 11Which of the following makes available its source code?FreewareFree SoftwareOSSFLOSS

Question 121 TB is equivalent to:210 bytes210 MB210 GB210 KB

Question 13Storage of 1 KB means the following number of bytes:100096410241064

Question 14One Megabyte is equivalent to:210 bytes220 bytes230 bytesNone of these

Question 15Which input device is used to provide audio data to a computer?SpeakerWebcamMicrophoneAll of these

Question 16When power is switched off and data which is not saved is lost forever, such type of memory is classified...

Question 17Which output device is used for producing highly accurate, very large drawings and posters?Laser PrinterDot Matrix PrinterInkjet...

Question 18Which optical media uses blue laser technology to read and write data on the media surface?DVDCDDVD-ROMBlu-ray Disc

Question 19............... is capable of recognizing a pre-specified type of mark made with dark pencil or ink.OCROMRMICRBarcode Reader

Question 20............... reads a sequence of lines of different heights and widths that are printed on various types of products.OCROMRMICRBarcode...

Question 21............... uniquely identifies a person on the basis of physical or behavioural traits such as fingerprints, DNA, etc.Touch...

Question 22An antivirus software is an example of:Application softwareSystem softwareUtility softwareNone of these

Question 23Integrated Circuits (ICs) were introduced in which generation of computers?First generationSecond generationThird generationFourth...

Question 24Data capturing refers to:Collecting data from different sources in printed formCommenting on social mediaSharing and collaborating data...

Question 25ALU + CU = ............... .MUIPOCPUOperating System (OS)

Question 26..............., also known as additive manufacturing, is a process of creating three-dimensional physical objects from a computer model...

Question 1Define a computer.

Question 2How does an ALU work?

Question 3Briefly explain the working of a control unit.

Question 4What is software?

Question 5List some of the hardware in computer equipment.

Question 6Name the input or output device used to do the following:(a) To output audio(b) To enter textual data(c) To make hard copy of a text...

Question 7"Hardware is of no use without software and software cannot be used without hardware." Explain.

Question 8How can software be classified? Name at least one software in each of the categories.

Question 9What is an operating system? Write names of any two popular operating systems.

Question 10Specify the measuring units of memory.

Question 11What are output devices? Give some examples.

Question 12List different types of impact printers.

Question 13Briefly explain the working of a laser printer.

Question 14Explain in brief the working of a touch screen.

Question 15What are plotters? List the different types of plotters.

Question 16What are secondary storage devices? Give examples.

Question 17What is the major difference between optical and magnetic discs?

Question 18List the differences between a CD and a DVD.

Question 19Explain the statement, "Functioning of a computer is similar to the way the human brain functions."

Question 20Explain in brief the basic architecture of a computer.

Question 21What is an input unit? Give its significance.

Question 22List and briefly explain all the components of a CPU.

Question 23Why is a control unit referred to as the central controller of a computer?

Question 24Does an ALU work independently or in coordination with some other unit? Give reasons.

Question 25Compare data and information.

Question 26Give the difference between an impact printer and a non-impact printer.

Question 27Discuss the following devices:(a) Light Pen(b) CD-ROM(c) DVD

Question 28Describe the terms hardware and software along with their components.

Question 29Write a short note on Freeware software.

Question 30Discuss the various categories of a printer.

Question 31What is the need of RAM? How does it differ from ROM?

Question 32Differentiate between proprietary software and freeware software. Name two software of each type.

Question 33What are memory cards? Discuss their types.

Question 34Convert the following into bytes:(a) 2 MB(b) 3.7 GB(c) 1.2 TB

Question 35What are the security threats involved when we throw away electronic gadgets that are non-functional?

Question 36Write down the type of memory needed to do the following:To store data permanently,To execute a program,To store instructions which cannot...

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 and computer hardware.

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.

Question 11Registers are high-speed temporary storage areas found in the CPU.

Question 12Cache memory is also known as CPU memory.

Question 13Data on hard disk is stored on sectors.

Question 14We can increase free space of disk by sending files to the Recycle Bin.