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

Explain the fetch cycle, Q. Explain the Fetch Cycle? The beginning of e...

Q. Explain the Fetch Cycle? The beginning of every instruction cycle is the fetch cycle and causes an instruction tobe fetched from memory.   The fetch cycle comprises four

Explain in brief about compact disks, Explain in brief about Compact disks ...

Explain in brief about Compact disks (CD) These are an optical storage media that have basically taken over from floppy disk. Software is now generally supplied on a CD (in for

What is nv-ram, Nonvolatile Read Write Memory, also kown as Flash memory. I...

Nonvolatile Read Write Memory, also kown as Flash memory. It is also called as shadow RAM.

Explain the concept of process, The Concept of Process Unofficially a p...

The Concept of Process Unofficially a process is a program in execution subsequent to the program has been loaded in the main memory. Though a process is more than just a progr

Why cmos circuits are extensively used for On-chip computers, CMOS circuits...

CMOS circuits are extensively used for ON-chip computers mainly because of their extremely ? Ans. Since CMOS circuits have large packing density, so these are extensively use

Explain what is internal modems, Q. Explain what is Internal Modems ? I...

Q. Explain what is Internal Modems ? Internal Modems: Internal Modems plug in expansion slots in your PC. Internal Modems are efficient andcheap. Internal Modems are bus-specif

Explain abstract class, What is an interface and what is an abstract class?...

What is an interface and what is an abstract class? Please, expand by examples of using both. Explain why?   Abstract classes are closely related to interfaces. They are classe

What is an abstract data type (adt), What is an Abstract Data Type (ADT)? ...

What is an Abstract Data Type (ADT)? Abstract data types or ADTs are a mathematical specification of a set of data and the set of operations that can be done on the data. They

Java database connectivity, Java Database Connectivity (JDBC) With two...

Java Database Connectivity (JDBC) With two different types of technologies available in the market today viz., the Windows and the Java technologies developed by the Microsoft

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