Programme Code : BCA
Course Code : BCS-011
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Year : 2013 Views: 701 Submitted By : Harsh thakur On 14th September, 2013

Do you have solution for this Question. If yes    I aslo want solution.

Q.


c) Convert the following numbers as stated

(i) Decimal 36.25 to binary

(ii) Decimal 3999 to hexadecimal

(iii) Octal 567 to hexadecimal

(iv) Octal 667 to decimal





d) What is the role of primary and secondary memory in a computer? Why does a computer have memory hierarchy? Explain the memory hierarchy with the help of a diagram.

 



e) What are the different secondary storage devices for a computer system? Give their features, advantages and disadvantages. How is the access time defined for Magnetic disks? Explain with the help of an example.



f) List the features of the following:

(i) SCSI port

(ii) Touch Screens

(iii) Bar Code Reader

(iv) LED monitor

 



g) Explain the features of a Workstation and a tablet PC? What is the purpose of mother board on a computer?

 





 


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