CBSE Class 4 Computers Fundamentals of Computer Assignment

Question. Which is a general term for all forms of solid state memory that do not need to have their memory contents periodically refreshed.
A. Volatile memory
B. Non Volatile memory
C. Both (A) and (B)
D. None of the Above

Answer B. Non Volatile memory

Question. _________is computer storage that only maintains its data while the device is powered.
A. Volatile memory
B. Non Volatile memory
C. Both (A) and (B)
D. None of the Above

Answer A. Volatile memory

Question. ________ is the process of dividing the disk into tracks and sectors.
A. Formatting
B. Tracking
C. Allotting
D. None of the Above

Answer A. Formatting

Question. The primary device that a computer uses to store information is_______
A. Floppy Disk
B. Monitor
C. Hard Drive
D. None of the Above

Answer C. Hard Drive

Question. A removable magnetic disk that holds information is__________
A. Floppy Disk
B. Hard Drive
C. Monitor
D. None of the Above

Answer A. Floppy Disk

Question. Which of the following is a type of RAM used specifically for video adapters or 3D accelerators?
A. DRAM
B. SRAM
C. SGRAM
D. VRAM

Answer D. VRAM (Video RAM)

Question. Which of the following is clock-synchronized RAM that is used for video memory?
A. DRAM
B. SRAM
C. SGRAM
D. None of the Above

Answer C. SGRAM (Synchronous Graphics RAM)

Question. ___________ is a very high speed memory placed in between RAM and CPU.
A. Magnetic disk
B. Magnetic drum
C. Virtual memory
D. Cache memory

Answer D. Cache memory

Question.EDODRAM stands for _________
A. Extended Digital Output Dynamic RAM
B. Extended Dynamic Output Digital RAM
C. Extended Data Output Digital RAM
D. Extended Data Output Dynamic RAM

Answer D. Extended Data Output Dynamic RAM

Question. _________is a copy of Basic Input/Output Operating System (BIOS) routines from Read Only Memory (ROM) into a special area of RAM so that they can be accessed more quickly.
A. Dynamic RAM
B. Shadow RAM
C. Synchronous Graphics RAM
D. Video RAM

Answer B. Shadow RAM

Question. Which memory does not use capacitor in its memory cell?
A. SRAM
B. DRAM
C. ROM
D. None of the Above

Answer A. SRAM

Question. ________ is the ability of a device to ‘jump’ directly to the requested data
A. Sequential access
B. Random access
C. Quick access
D. None of the Above

Answer B. Random access

Question. Which of the following is mandatory for every disk?
A. root
B. sub
C. bare
D. None of the above

Answer A. root

Question. Which of the following is the smallest measure of storage?
A. KB
B. MB
C. TB
D. Byte

Answer D. Byte

Question. Kilobyte equals to how many bytes?
A. 1000
B. 1064
C. 1024
D. None of the above

Answer C. 1024

Question. Virtual memory is _________
A. an extremely large main memory
B. an extremely large secondary memory
C. a type of used in super computers
D. an illusion of extremely large main memory

Answer D. an illusion of extremely large main memory

Question. The instructions for starting the computer are house on________
A. Hard Disk
B. CD-ROM
C. Read Only Memory chip
D. All of the above

Answer C. Read Only Memory chip

Question. EAROM stands for ______
A. Electrically Altered Read Only Memory
B. Electrically Accepted Read Only Memory
C. Electronically Alterable Read Only Memory
D. Electrically Alterable Read Only Memory

Answer D. Electrically Alterable Read Only Memory

Question. Which of the following is an example of optical disk?
A. Magnetic disk
B. Memory disk
C. Digital Versatile Disk
D. None of the Above

Answer C. Digital Versatile Disk

Question. Cache and main memory will not be able to hold their contents when the power is off. They are ________
A. Static
B. Dynamic
C. Non Volatile
D. Volatile

Answer D. Volatile

Question. The term ‘giga byte’ equals to ________
A. 1024 byte
B. 1024 KB
C. 1024 GB
D. 1024 MB

Answer D. 1024 MB

Question. _________ is a data area shared by hardware devices or program processes that operate at different speeds or with different sets of priorities.
A. Flash memory
B. Virtual memory
C. Buffer
D. None of the Above

Answer C. Buffer

Question. _________ is the transfer of computer data from a temporary storage area to the computer’s permanent memory.
A. Flash
B. Virtual
C. Buffer Flush
D. None of the Above

Answer C. Buffer Flush

Question. The hardware in which data may be stored for a computer system is called ________
A. Registers
B. Bus
C. Control Unit
D. Memory

Answer D. Memory

Question. Which of the following memory is capable of operating at electronics speed?
A. Magnetic disk
B. Magnetic drum
C. Semiconductor memory
D. None of the Above

Answer C. Semiconductor memory

Question. Memories in which any location can be reached in a fixed amount of time after specifying its address is called ________
A. Sequential Access Memory
B. Random Access Memory
C. Quick Access Memory
D. Mass storage

Answer B. Random Access Memory

Question. Which of the following is the user programmed semiconductor memory?
A. SRAM
B. DRAM
C. EPROM
D. None of the Above

Answer C. EPROM

Question. ____________ is a type of non-volatile memory composed of a thin layer of material that can be easily magnetized in only one direction.
A. Bubble memory
B. RAM
C. SRAM
D. None of the Above

Answer A. Bubble memory

Question. The magnetic storage chips used to provide non-volatile direct access storage of data and that have no moving parts are known as________
A. Magnetic core memory
B. Magnetic tape memory
C. Magnetic disk memory
D. Magnetic bubble memory

Answer D. Magnetic bubble memory

Question. Technique of using disk space to make programs believe that the system contains more Random Access Memory(RAM) than is actually available is called ______
A. Random Access Memory
B. Primary Memory
C. Secondary Memory
D. Virtual Memory

Answer D. Virtual Memory

Question. CPU performs read/write operations at any point in time in_____
A. PROM
B. EPROM
C. RAM
D. ROM

Answer B. EPROM

Question. A byte is a collection of _______
A. 4 bits
B. 12 bits
C. 6 bits
D. 8 bits

Answer D. 8 bits

Question. Which of the following terms is the most closely related to main memory?
A. Non Volatile
B. Permanent
C. Temporary
D. None of the Above

Answer C. Temporary

Question. Under virtual storage ________
A. Two or more programs are stored in primary storage
B. Only active pages of a program in primary storage
C. Inter-program, interference may occur
D. None of the Above

Answer B. Only active pages of a program in primary storage

Question. Comparing with secondary storage, primary storage is ______
A. Slow and expensive
B. Slow and inexpensive
C. Fast and inexpensive
D. Fast and expensive

Answer D. Fast and expensive

Question. Technique of placing software/programs in a ROM semiconductor chip is called ______
A. PROM
B. EPROM
C. Firmware
D. None of the above

Answer C. Firmware

Question. The ______ can be programmed one time either the manufacturer or the computer user.Once programmed it cannot be modified.
A. PROM
B. EPROM
C. RAM
D. ROM

Answer D. ROM

Question. Technique to implement virtual memory where memory is divided into units of fixed size memory is _________
A. Paging
B. De-fragments
C. Segmentation
D. None of the above

Answer A. Paging

Question. Storage device where time to retrieve stored information is independent of address where it is stored is called _______
A. Random Access Memory
B. Secondary Memory
C. System
D. None of the above

Answer A. Random Access Memory

Question. A memory in CPU that holds program instructions, input data, intermediate results and the output information produced during processing is __________
A. System
B. Primary Memory
C. Secondary Memory
D. None of the above

Answer B. Primary Memory

Question. A storage device or medium where the access time is dependent upon the location of the data is called ________
A. Parallel access
B. Serial access
C. Both (A) and (B)
D. None of the above

Answer B. Serial access

Question. _______ is a method of storing data bits using magnetic charges instead of the electrical charges used by DRAM.
A. VRAM
B. WRAM
C. MRAM
D. None of the above

Answer C. MRAM

Question. _______ is a high-performance video RAM that is dual ported.
A. VRAM
B. WRAM
C. MRAM
D. None of the above

Answer B. (WRAM Window RAM)

Question. ______ is RAM that combines the fast read and write access of Dynamic RAM
A. VRAM
B. WRAM
C. MRAM
D. FRAM

Answer D. FRAM (Ferroelectric RAM)

Question. _________ is a type of non-volatile memory that erases data in units called blocks.
A. Flash memory
B. Virtual memory
C. Buffer
D. None of the Above

Answer A. Flash memory

Question. _____________is a feature of an operating system that allows a computer to compensate for shortages of physical memory by temporarily transferring pages of data from RAM to disk storage.
A. Flash memory
B. Virtual memory
C. Buffer
D. None of the Above

Answer B. Virtual memory

Question. _________is a form of non-volatile storage that operates by changing the resistance of a specially formulated solid dielectric material.
A. VRAM
B. WRAM
C. MRAM
D. RRAM

Answer D. RRAM (Resistive RAM)

Question. Which of the following memories has the shortest access time?
A. Cache memory
B. Magnetic Bubble Memory
C. Magnetic Core Memory
D. None of the above

Answer A. Cache memory

Question. Information stored in RAM need to be ________
A. Check
B. modify
C. refresh periodically
D. None of the Above

Answer C. refresh periodically

Question. Memory is made up of _________
A. set of wires
B. large number of cells
C. set of circuits
D. None of the Above

Answer B. large number of cells