Description : Hard disk is coated in both side with A) Magnetic metallic oxide B) Optical metallic oxide C) Carbon layer D) All of the above
Last Answer : Answer : A
Description : Hard disk is coated in both side above a. Magnetic metallic oxide b. Optical metallic oxide c. Carbon layer d. All of the above
Last Answer : a. Magnetic metallic oxide
Description : Hard disk is coated in both sides with A) Magnetic metallic oxide B) Optical metallic oxide C) Carbon layer D) All of the above
Description : Which statement is valid about magnetic tape? a. It is a plastic ribbon b. It is coated on both sides with iron oxide c. It can be erased and reused d. All of above
Last Answer : It is a plastic ribbon
Description : Which of the following is not a primary storage device? a. Magnetic tape b. Magnetic disk c. Optical disk d. None of above
Last Answer : None of above
Description : Which statement is valid about magnetic tape? A) It is a plastic ribbon B) It is coated on both sides with iron oxide C) It can be erased and reused D) All of above
Last Answer : Answer : D
Last Answer : a. It is a plastic ribbon
Description : Which of, the following isa storagedevice that uses rigid,permanently installed magnetic disks to store data/information– (A) floppy diskette (B) hard disk (C) permanent disk (D) opticaldisk (E) None of these
Last Answer : hard disk
Description : In mirrors the back surface is coated with a thin layer of (1) Mercury (2) Silver (3) Red oxide (4) Silver nitrate
Last Answer : (2) Silver Explanation: In a spherical mirror, one of the two curved surfaces is coated with a thin layer of silver followed by a coating of red lead oxide paint. Thus, one side of the spherical minor is opaque and the other side is a highly polished reflecting surface.
Description : In mirrors the back surface is coated with a thin layer of : (1) Mercury (2) Silver (3) Red oxide (4) Silver nitrate
Last Answer : Silver
Description : What is the latest write-once optical storage media? a. Digital paper b. Magneto-optical disk c. WORM disk d. CD-ROM disk
Last Answer : Magneto-optical disk
Description : Which of the following is coated as a thin layer on the inner side of non-stick pans?
Last Answer : Which of the following is coated as a thin layer on the inner side of non-stick pans? A. Bakelite B. PVC C. Teflon D. Polypropylene
Description : Photographic plates are coated with (A) Silver nitrate (B) Silver halide (C) Calcium silicate (D) Metallic silver
Last Answer : (B) Silver halide
Description : Pick out the correct statement. (A) Noise from ball mills can be dealt with by fibre glass lined enclosures (B) Noise from vibrating chutes can be reduced by lining the metallic chute with rubber (C) Noise ... cloth conveyor belts and rubber/plastic covered metallic rollers (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : The ______ layer is responsible for the movementof a signal from its optical source to its optical destination. A) section B) line C) path D) photonic
Last Answer : line
Description : In ATM, the _____ layer defines thetransmission medium,bit transmission,encoding, and electrical-to-optical transformation. A) physical B) ATM layer C) AAL D) none of the above
Last Answer : physical
Description : The physical layer provides __________ a. mechanical specifications of electrical connectors and cables b. electrical specification of transmission line signal level c. specification for IR over optical fiber d. all of the mentioned
Last Answer : d. all of the mentioned
Description : The physical layer provides __________ A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned
Last Answer : D. all of the mentioned
Description : What specifications does physical layer provides __________. A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned
Description : The physical layer provides __________ a) mechanical specifications of electrical connectors and cables b) electrical specification of transmission line signal level c) specification for IR over optical fiber d) all of the mentioned
Last Answer : d) all of the mentioned
Description : The storage subsystem in a microcomputer consists mainly of “ or “ media with varying capacities a. Memory or video b. Magnetic or optical c. Optical or memory d. Video or magnetic
Last Answer : Magnetic or optical
Description : The most common typeof storage devices are– (A) persistent (B) optical (C) magnetic (D) flash (E) steel
Last Answer : flash
Description : Which most popular input device is used today for interactive processing and for the one line entry of data for batch processing? a. Mouse b. Magnetic disk c. Visual display terminal d. Card punch
Last Answer : Mouse
Description : A disk storage medium in the form of an assembly containing a single rigid magnetic disk permanently is a. Fixed disk b. Disk cartridge c. Card punch d. Card reader
Last Answer : Disk cartridge
Description : Which of the following is not true for a magnetic disk? a. It is expensive relative to magnetic tape b. It provides only sequential access to stored data c. Users can easily update records by writing over the old data d. All of above
Last Answer : It provides only sequential access to stored data
Description : Reading data is performed in magnetic disk by a. Read/write leads b. Sectors c. Track d. Lower surface
Last Answer : Read/write leads
Description : Storage capacity of magnetic disk depends on a. tracks per inch of surface b. bits per inch of tracks c. disk pack in disk surface d. All of above
Last Answer : All of above
Description : Which of the following is not a primary storage device? A) Magnetic tape B) Magnetic disk C) Optical disk D) All of the above
Description : Which of the following is not a primary storage device? A) Magnetic tape B) Magnetic disk C) Optical disk D) All of above
Description : 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
Last Answer : C. Digital Versatile Disk
Description : Which of the following is an example of an optical disk? 1) Magnetic disks 2) Memory disks 3) Data bus disks 4) Digital versatile disks
Last Answer : 4) Digital versatile disks
Description : Which of the following is an example of an optical disk? 1 Magnetic disks 2 Memory disks 3 Data bus disks 4 Digital versatile disks
Last Answer : 4 Digital versatile disks
Description : Which of the following is not a primary storage device? a. Magnetic tape b. Magnetic disk c. Optical disk d. None of the above
Last Answer : d. None of the above
Last Answer : d. None of above
Description : The IBM PC-XT was the first to include a hard drive. What was the capacity of this disk ? 750 KB 10 KB 20 KB 1.44 KB
Last Answer : 10 KB
Description : What is the process of copying software programs from secondary storage mediato the hard disk called? (A) Configuration (B) Download (C) Storage (D) Upload (E) Installation
Last Answer : Upload
Description : A DVD is an example ofa(n) – (A) hard disk (B) opticaldisc (C) output device (D) solid-state storage device (E) None of these
Last Answer : opticaldisc
Description : Which of the items below are considered removable storage media? A) Removable hard disk cartridges B) (Magneto-optical) disk C) Flexible disks cartridges D) All of the above
Description : A DVD is an example of an: a) Hard Disk b) Optical Disk c) Output Device d) Solid - State Storage Device e) None of The Above
Last Answer : d) Solid - State Storage Device
Description : Which of the it5ems below are considered removable storage media? a. Removable hard disk cartridges b. (Magneto-optical) disk c. Flexible disks cartridges d. All of the above
Last Answer : d. All of the above
Description : The substance coated on plastic tape recorder tapes is (a) zinc oxide (b) magnesium oxide (c) iron sulphate (d) iron oxide
Last Answer : Ans:(d)
Description : In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as: A. Electroplating B. Annealing C. Galvanization D. Vulcanization
Last Answer : ANSWER: C
Description : In order to prevent the corrosion of iron pipes, they are often coated with a layer of zinc. This process is termed as (a) electroplating (b) annealing (c) galvanization (d) vulcanization
Last Answer : Ans:(c)
Description : Which of the following statements best describes the material known as varnished cambric? A. Felted asbestos sealed with varnish. B. Cotton cloth coated with insulating varnish. C. Rubber ... Paper impregnated with mineral oil, specially wrapped with nonmetallic tape, and coated with varnish.
Last Answer : Answer: B
Description : In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as------? A. Electroplating B. Annealing C. Galvanization (Answer) D. Vulcanization
Last Answer : C. Galvanization (Answer)