107 solutions available
Question 1Assertion. A computer can deliver performance only through an efficient combination of hardware and software.Reason. While hardware refers...
Question 2Assertion. The CPU of a computer uses registers as memory.Reason. Registers are small data holding areas within CPU that hold data,...
Question 3Assertion. The primary memory is volatile memory as all its contents get erased as soon as the power goes off.Reason. The cache memory is...
Question 4Assertion. A part of main memory is non-volatile too.Reason. ROM is a read only memory with some pre-written instructions, which are...
Question 5Assertion. Not all types of software are system software.Reason. Application software are designed to carry out operations for a specific...
Question 6Assertion. An operating system is a system software.Reason. The software that controls internal computer operations, is called system...
Question 7Assertion. Customised software is a tailor made software according to user's requirements.Reason. Software libraries are customised...
Question 8Assertion. Utility software programs are application software.Reason. Application software are the programs necessary to carry out...
Question 1Briefly explain the basic architecture of a computer.
Question 2What do you understand by input unit? What is its significance ? What does computer input consist of?
Question 3What is the function of CPU in a computer system ? What are its subunits ?
Question 4What functions are performed by the control unit ? Can we call it the control centre of computer system ? Why ?
Question 5What functions are performed by the ALU ? Is it an independent unit ? If not, which unit does ALU work in coordination with ?
Question 6Distinguish between CPU and ALU.
Question 7What is the function of output unit in a computer system ? Give examples of some output devices.
Question 8What role does memory play in the functioning of computer system ?
Question 9(a)Define byte.
Question 9(b)Define kilobyte.
Question 9(c)Define megabyte.
Question 9(d)Define gigabyte.
Question 9(e)Define terabyte.
Question 10What is the meaning of the term volatile primary memory ? What can be done to overcome the problems of volatility ?
Question 11Distinguish between internal and external memory.
Question 12What is the role of memory in a computer functioning ? What types of memory does the computer work with?
Question 13What are RAM and ROM ? How are they alike ? How are they different ? What are EEPROM, PROM and EPROM?
Question 14What is cache memory ? How is it useful ?
Question 15What are major functional components of a mobile system ?
Question 16Draw a block diagram depicting organization of a mobile system.
Question 17What is the role of power management unit in a mobile system ?
Question 18What does the communication processor do ?
Question 19What is the role of application processing unit in a mobile system ?
Question 20How does display subsystem of a mobile system work ?
Question 21What are different categories of software ? Give examples.
Question 22What is system software ? What role does it play in the functioning of the computer ?
Question 23Discuss the role of utility software in the context of computer performance.
Question 24What is the importance of an OS ?
Question 25How are software libraries useful ? Name some software libraries of Python.
Question 26How is system software different from application software ?
Question 27(i)What is the utility of disk defragmenter software ?
Question 27(ii)What is the utility of backup software ?
Question 28To run your computer system, what types of software are necessary ? What role does each type play in computer's functioning ?
Question 1(i)Storage of 1 KB means the following number of bytes :100096410241064
Question 1(ii)One Megabyte is equivalent to210 bytes220 bytes230 bytesnone of the above
Question 2What are the functional components of a digital computer ?
Question 3What are the components of CPU? What is its role? What is the function of control unit of CPU?
Question 4What role does the input unit play in a computer?
Question 5What is the function of ALU ?
Question 6What role does the output unit play in a computer?
Question 7What is the function of main memory ? What are the measuring units of memory ?
Question 8What are different types of ROM ?
Question 9What is the role of cache memory ?
Question 10Which storage device is considered a portable device ?
Question 1What are major functional components of a mobile system ?
Question 2What is the role of communication processor of a mobile system ?
Question 3How does a mobile system manage and draw power?
Question 4What is the role of display management unit of a mobile system ?
Question 5How does memory of mobile function ?
Question 6How does the CPU of a mobile system work?
Question 1How can computer software be classified ?
Question 2What are two categories of system software ?
Question 3What is an operating system ? What is its role ?
Question 4What is application software ? What are the three categories of application software ?
Question 5Differentiate between a compiler and interpreter.
Question 6What is utility software ?
Question 7What are software libraries? How are they useful to programmers ?
Question 1Computer organisation refers to the logical structure of a computer describing their interconnections and dependency.
Question 2RAM and ROM are the types of internal/primary/main memory.
Question 3The Arithmetic and Logic Unit (ALU) is responsible for carrying out arithmetic and logic operations.
Question 4The Control Unit (CU) of the CPU controls or supervises the processing taking places.
Question 5The small memory providing units inside the CPU are called the registers.
Question 6The cache memory is a special high speed memory storing the most recently accessed data.
Question 7The power unit of a mobile system is called battery.
Question 8The set of programs necessary to carry out operations/tasks pertaining to a specific application, are called application software.
Question 9Software that controls and manages internal computer operations is called system software.
Question 10Utility programs are a type of application software.
Question 11Antivirus software is a type of application software.
Question 12Windows OS is a type of system software.
Question 1Which of the following components is the main memory of computer ?CDDVDInternal hard driveRAM
Question 2Which component of a computer connects the processor to the other hardware?System BusCPUMemoryInput Unit
Question 3Which of the following is referred to the brain of computer ?ProcessorRAMROMHard drive
Question 4What is the name of programs that control the computer system ?HardwareKeyboardSoftwareMouse
Question 5The physical components of a computer are called ?SoftwareHardwareALUCPU
Question 6Which of the following is the common measurement of unit of computer memory?IQByteTerabyteGigabyte
Question 7What is the name of the component that is used to both read and write data ?ROMRAMHard DriveCache memory
Question 8The CPU is also known as :The BrainThe ProcessorThe Central Processing UnitAll of these
Question 9Which smaller unit of the CPU directs and coordinates all activities within it and determines the sequence in which instructions are...
Question 10Which smaller unit of the CPU performs all arithmetic and logic functions in a computer ?CUALUPROCESSORAll of these.
Question 11Component of CPU which is responsible for comparing the contents of two pieces of data is ............... .ALUCUmemoryregister
Question 12In a computer, CU stands forcontrol unitcache unitcalculating unitcommunication unit
Question 13Arithmetic and logic unit along with control unit of a computer, combined into a single unit, is known as ............... .central...
Question 14Word Processor and Desktop Publishing program are the examples of ............... .Hardwaresoftwarecpunone of these
Question 15Operating System is an example of ............... .Application SoftwareSystem softwareUtility programNone of these
Question 16A disk fragmentor is an example of ............... .Application SoftwareSystem softwareUtility programnone of these
Question 17Flash memory and Blu Ray disk are the examples of ............... .Hardwaresoftwarecpunone of these
Question 18Flash memory is a type of ............... memory.PrimaryRAMsecondaryall of these
Question 19Which of the following memory types will store the data or information permanently?RAMcacheFlash MemoryHard disk
Question 20Which of the following memory types cannot store the data or information permanently ?RAMcacheFlash MemoryHard disk
Question 1A computer system consists of both hardware and software.True
Question 2Hardware is a set of instructions called programs that the computer uses to carry out tasks while Software are all the parts of the...
Question 3The two smaller units of the Processor are CU and ALU.True
Question 4Main Memory holds data and instructions being processed by the computer and is directly accessible by the CPU.True
Question 5A mobile system also contains a CPU.True
Question 6A mobile system works with electricity.False
Question 7A mobile system has its own little power unit.True
Question 8A cache memory is a type of RAM.True
Question 9Language processors are a type of application software.False
Question 10Customised software is a type of system software.False