Controls the way in which the computer system functions and provides a means by which users can interact with the computer. — КиберПедия 

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Controls the way in which the computer system functions and provides a means by which users can interact with the computer.

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● The operating system

o     The motherboard

o    The platform

o    Application software

Word processing, spreadsheet, and photo-editing are examples of:

● application software.

o   system software.

o   operating system software.

o   platform software.

Servers are computers that provide resources to other computers connected to a:

o mainframe

o   supercomputer

●   network

o   client

Is data that has been organized or presented in a meaningful way.

o A process

●   Information

o   Software

o   Storage

All of the following are examples of real security and privacy risks EXCEPT:

o Viruses

o   Identity theft.

o   Hackers

●   Spam

The set of instructions that tells the computer what to do is

o Softcopy

●   Software

o   Hardware

o   Hardcopy

Personal computers can be connected together to form a

o server

●   network

o   supercomputer

o   enterprise

The steps and tasks needed to process data, such as responses to questions or clicking an icon, are called:

● instructions

o   operating system

o   application software

o   system unit

214. The operating system is the most common type of ____________ software.

● system

o   communication

o   application

o   word-processing

The ability to recover and read deleted or damaged files from a criminals computer is an example of a law enforcement specialty called:

o simulation

o   animation

o   robotics

●   computer forensics.

Computer software includes

o   Packaged programs

o   Application programs

o   Operating system programs

●   All of these

The Operating System Manages

o Processes

o Memory

o Disks and I/O devices

● All of the above

Allocation of a resources in a time dependent manner to several program simultaneously called

o multi user

o multi tasking

● time sharing

o None of these

Data that are accumulated and processed in group called

o Group processing

● Batch Processing

o Time sharing

o None of these.

220. Multiprocessing supports more then one_____ at the same time

o User

● Process

o Hardware

o None of these.

Which of the following are true about firewalls?

o Follows a set of rules

o Can be either a hardware or software device

o Filters network traffic

● All the above

 

The process of transferring files from a computer on the Internet to your computer is called

o Uploading

o Forwarding

o FTP

● Downloading

A person who uses his expertise to gain access to other people's computers to get information illegally or to cause damage is a

o Programmer

o Analyst

o Spammer

● Hacker

What is the commonly used unit for measuring the sped of data transmission?

o Mega Hertz

o   Characters per second

o   Nano seconds

●   Bits per second

Blue tooth' technology allows

o Satellite communication

● Wireless communication between equipments

o Signal transmission on mobile phones only

o Landline phone to mobile phone communication

226. Referential integrity controls relationships between:

o attributes in a table

o operations of an object

o instances of a class

● tables in a database

227. What rows will this select statement return? SELECT * FROM products WHERE ordernumber > = 1000

● All rows in the products table whose order number is greater than or equal to 1000

o All rows in the products table whose order number is less than or equal to 1000

o The first 1000 rows of the product table

o All rows in the products table whose order number is greater than 1000

228. The code that relational database management systems use to perform their database task is referred to as ...

o QBE

● SQL

o OLAP

o Sequel Server

How is it possible that both programs and data can be stored on the same floppy disk?

o Floppy disks can only store data, not programs

● Programs and data are both software, and both can be stored on any memory device

o A floppy disk has to be formatted for one or for the other

o A floppy disks has two sides, one for data and one for program

Related fields in a database are grouped to form?

o Data Field

● Data Record

o Menu

o Bank

231. The raw facts and figures are:

● Data

o Data field

o DBMS

o DBASE

Requires that data should be made available to only authorized users.

● Security

o Data integrity

o Privacy

o none

What is Hypertext Transfer Protocol (HTTP)?

o The protocol to copy files between computers

● The transfer protocol to transfer Web pages to a browser

o The database access protocol for SQL statements

o The hardware/software protocol that limits access to company data


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