35 Hardware (Part 2)

27 Mar 2015

21. The amount of data that a disk may containis known as the disk’s...?                                           
 (1) Volume 
 (2) Size 
 (3) All the above
 (4) Storage capacity 
 (5) None of these

22. You can protect a floppy disk.
 (1) Read
 (2) Read and Write
 (3) Write
 (4) All the above 
 (5) None of these

23. Information on a hard disk is usually backed-up using a..? 
 (1) CD-ROM 
 (2) Magnetic tape 
 (3) Floppy disk
 (4) All the above 
 (5) None of these

24. Magnetic storage devices can represent binary 0 by the absence of...?
 (1) A magnetic field
  (2) Magnetic tape
 (3) Static electricity
 (4) All the above
 (5) None of these

25. Magnetic tape is a..?
 (1) Random access medium 
 (2) A parallel access medium
 (3) Serial access medium 
 (4) All the above
 (5) None of these

26. Hard disks can have a storage capacity in the region of...?
 (1) 1Gb 
 (2) 1.44Mb 
 (3) 720K 
 (4)All the above 
 (5) None of these

27. Formatting a disk results in all the data being...?   
 (1) Saved to the disk
 (2) Copied from the disk 
 (3) Deleted from the disk
 (4) All the above 
 (5) None of these

28. Which storage device has the largest capacity in Mb’s? 
 (1) A floppy disk (2) A CD-ROM
 (3) Magnetic tape storage
 (4) All the above 
  (5) None of these

29. Which storage device cannot be erased?
 (1) A CD-ROM 
 (2) None of these
 (3) Magnetic tape storage
 (4) All the above 
 (5) A floppy disk

30. Where should floppy disks be stored?
 (1) By a sunny window  
 (2) In a drawer
 (3) In freeze
 (4) By magnet objects 
 (5) None of these

31. Who is accredited with developing the architecture of the modern computer? 
 (1) Sir Clive Sinclair
 (2) Bill Gates 
 (3) Both the above 
 (4) None of these
 (5) John Von Neumann

32. Which bus carries information between processors and peripherals?
 (1) Auto bus 
 (2)Data bus
 (3) Address bus  
 (4)All the above
 (5) None of these

33. Which bus controls the sequencing of read/write operations? 
 (1) Control bus 
 (2)Address bus 
 (3)Data bus        
 (4) All the above
 (5)None of these

34. The contents of these chips are lost when the computer is switched off?
 (1) RAM chips
 (2) ROM chips
 (3) DRAM chips  
 (4) All the above 
 (5) None of these

35. What are responsible for storing permanent data and instructions?
 (1) RAM chips  
 (2)In pocket
 (3) DRAM chips
 (4)ROM chips 
 (5)None of these

36. Which parts of the computer perform arithmetic calculations?
 (1) Registers         
 (2)ALU 
 (3) Logic bus        
 (4)Allthe above
 (5 )None of these

37. What are small high speed memory units used for storing temporary results?
 (1) RAM
 (2) Registers 
 (3) Control unit
 (4) CPUs  
 (5) None of these

38. What maintains the status of the last operation carried out by the ALU?
 (1) Instruction pointer
 (2) Status register 
 (3) Accumulator  
 (4) All the above 
 (5) None of these

39. How many bits of information can each memory cell in a computer chip hold? 
 (1) 8 bits       
 (2) 1 bit  
 (3) 0 bits    
 (4)All the above
 (5) None of these

40. What type of computer chips are said to be volatile? 
 (1) ROM chips     
 (2) RAM chips
 (3)DRAM             
 (4)All the above
 (5)None of these

Answers: 21. (4) 22. (3) 23. (1) 24. (2)  25. (3) 26. (1) 27. (3) 28. (2)  29. (5) 30. (2) 31. (5) 32. (2)
 33. (1) 34. (1) 35. (4) 36. (2)  37. (4) 38. (3) 39. (1) 40. (2)

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Computers