икт 21-40

A communications, Data exchange and resource-sharing system created by linking two or more computers and establishing standards, or protocols, so that they can work together. Is definition of

• Database.

• Interface.

• Network.

• Telecommunication.

• Hardware.

A computer network that interconnects computers within a limited area such as a residence, school, laboratory, university campus or office building and has its network equipment and interconnects locally managed. 

• Metropolitan Area Network.

• Country Area Network.

• Wide area Network.

• Building area Network.

• Local Area Network

Find the correct expression about Metropolitan Area Network.

• MAN is the same thing as WAN.

• MAN is the same thing as LAN.

• MAN connects LANs from multiple buildings.

• MAN connects CANs from multiple Cities.

• MAN is a part of BAN.

A network connecting computers and devices in a large geographical area such country or the world

• WAN

• MAN

• LAN

• BUS

• STAR

A ________ is a standard that specifies the format of data as well as the rules to be followed during transmission.

• Network

• Protocol

• Database

• Local Area Network

• Interface

_________ is made up of a set of hardware devices and software tools from the computer side and system of sensory, motor and cognitive processes from the human side.

• Network

• Protocol

• Interface

• Database

• Local Area Network

What type of interface presents specific questions on which a user must respond in order to perform some task.

• Menu interface.

• Command line interface.

• Abstraction interface.

• Form interface.

• Virtual interface.

Find the false item about OS

• OS is a hardware

• a collection of programs which control the resources of a computer system

• written in low-level languages (i.e. machine-dependent)

• an interface between the users and the hardware

• when the computer is on, OS will first load into the main memory

Basic functions of operating system.

• Device configuration, internet browser, memory management, multiple types of interface.

• Device configuration, internet browser, hard drive, interface platform.

• Multiple types of interface, file management, memory management, drivers.

• Internet browser, file management, memory management, interface platform.

• Device configuration, file management, memory management, interface platform.

An operating system expects to deal with one set of input devices – those that can be controlled by one person at a time.

• input-user

• single-user

• one-user

• person-user

• multi-user