Differentiate between sequential access and direct access, Computer Engineering

Assignment Help:

Question:

(a) Briefly explain how the functionality of the WWW has been enhanced, after its birth at CERN site. Use examples to illustrate your answer.

(b) Many modern computers are being sold without floppy disk drives. State two reasons why floppy disk drives are no longer considered
necessary.

(c) Differentiate between sequential access and direct access when referring to a secondary storage device. Give one example of each.

(d) Briefly describe the four factors that affect the performance of a monitor.

(e) Computer security is often divided into three distinct master categories (controls): physical, technical and administrative. Explain what you understand by these different controls, giving examples to support your answer.


Related Discussions:- Differentiate between sequential access and direct access

How are control signals achieve the particular operation, Q. How are contro...

Q. How are control signals achieve the particular operation? The control signals are applied directly as binary inputs to the logic gates of the logic circuits. All these input

What is referred as memory mapped i/o, What is referred as memory mapped I/...

What is referred as memory mapped I/O. The case in computers that employ only set of read and write signals and do not differentiate between memory and I/O address. This is kno

What is a diagonalization language ld, What is a Diagonalization language L...

What is a Diagonalization language LD?  The  diagonalization  language  having  of  all  strings  w  such  that  the  TM  whose  code is w does not accept when w is given as in

Processes of information system, Processes of Information System The b...

Processes of Information System The basic purpose of the Information System is to convert and manage data into something that is meaningful. Bocij et al (2003) lists the basic

Design a mod-5 synchronous counter using J-Kflip-flops, What are synchronou...

What are synchronous counters? Design a Mod-5 synchronous counter using J-K Flip-Flops. Ans. Synchronous Counters : It means that all flip-flops are clocked concurrently. T

What are the lists of signal available, What are the lists of signal availa...

What are the lists of signal available? Terminating and suspending method Physical circumstances Available for the Programmer Fault in power supply

Why is translation look-aside buffers important, Why is Translation Look-as...

Why is Translation Look-aside Buffers (TLBs) important? The implementation of page-table is completed in the following manner: Page table is maintained in main memory.

What is game playing ai, This covers a number of game playing methods, nota...

This covers a number of game playing methods, notably checkers and backgammon because so much good research has been completed on these problems and because so many different metho

Define windows authentication, Windows Authentication This provider uti...

Windows Authentication This provider utilizes the authentication capabilities of IIS. After IIS completes its authentication, ASP.NET uses the authenticated identity's token to

Logic calculations are done in which type of registers, Accumulator is the ...

Accumulator is the register in which Arithmetic and Logic calculations are completed.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd