26. Tiếng Anh chuyên ngành CNTT - IT01.1.014

A computer using a relatively slow and specialized processor and ROM chip, normally used to control a particular device such as a washing machine or an MP3 player What is the best defini

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1

Bài 1: Introduction to the Computers

………… is the physical parts of a computer system

including any peripheral equipment such as printers,

modems and mouse devices

Chọn một câu trả lời:

a Software

b Hardware

c Application

d A storage device

A computer can do operations without

getting tired or bored

a Repeatedly

b Repeat

c Repetitive

d Repeating

A modern electronic computer is a machine that is meant

for

a Performing repetitive tasks accurately

b Input storage, manipulation of outputting of data

c Doing quick mathematical calculations

d Electronic data processing

Apple and IBM are the first two companies that

produced…………

a Mainframes

b Servers

c Personal computers

d Portable computers

At the back of a computer there are ports into which we can plug (e.g a scanner, a modem, etc.) Chọn một câu trả lời:

a Internal device

b External devices

c External device

d Internal devices Computers can numbers

a Comparative

b Comparatively

c Compare

d Comparable Computers can produce results quickly and

a Accurate

b Accuracy

c Accurately

d Accurating How many………….are there in a byte?

a Bits

b Zeros

c Pits

d Digits

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UNIVAC is

a Unvalued Automatic Computer

b Universal Automatic Computer

c Universal Array Computer

d Unique Automatic Computer

The first……… computer which was as big as a

house was built in the 1940s

a Personal

b Portable

c Analogue

d digital

The most powerful type of computer is a………

a Supercomputer

b Mainframe

c PDA

d Laptop

There are millions of ………in a today’s chip

a Pixel

b Applications

c Pits

d Transistors

What is the best definition of 'convergence'?

a A physical or software device connecting and

facilitating a network with a printer

b All the above

c The evolution of devices towards common functionality

d A computer using a relatively slow and specialized processor and ROM chip, normally used to control a particular device such as a washing machine or an MP3 player

What is the best definition of 'embedded system'?

a A computer using a relatively slow and specialized processor and ROM chip, normally used to control a particular device such as a washing machine or an MP3 player

b A computer designed for use by one person at a time

c Refers to only the most powerful class of computer, typically designed to perform specialized tasks such as weather prediction, governmental financial calculations, or space research

d A type of computer intended primarily for central distribution of data to other computers on the same network

What is the best definition of 'legacy system'?

a A physical or software device connecting and facilitating a network with a printer

b An older computer system that continues to be used because an organization does not wish to redesign it with

a more modern device

c All the above

d A computer designed for use by one person at a time

What is the best definition of 'netbook'?

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b A computer designed for use by one person at a

time

c A small laptop with less powerful components

meant for surfing the web, reading email, and other basic

tasks

d A high quality computer, typically with lots of RAM,

plenty of CPU power, and a high quality video card

What is the best definition of 'PC' or 'personal computer'?

a A physical or software device connecting and

b All the above

c A computer designed for use by one person at a

time

d A computer using a relatively slow and specialized

processor and ROM chip, normally used to control a

particular device such as a washing machine or an MP3

player

What is the best definition of 'PDA' or 'personal digital

assistant'?

a Refers to only the most powerful class of computer,

typically designed to perform specialized tasks such as

weather prediction, governmental financial calculations, or

space research

b A computer designed for use by one person at a

time

c A type of computer intended primarily for central

distribution of data to other computers on the same

network

d A handheld computer about the size of wallet used

as an organizer, web browser, game machine, mobile

phone, or message recorder; also known as a hand-held

computer

What is the best definition of 'print server'?

a The evolution of devices towards common functionality

b A physical or software device connecting and facilitating a network with a printer

c A computer designed for use by one person at a time

d All the above What is the best definition of 'router'?

b A specialized computer which connects two networks

c A portable computer shaped in the form of a notebook and capable of advanced handwriting recognition via use of a stylus or on-screen keyboard

d Refers to only the most powerful class of computer, typically designed to perform specialized tasks such as weather prediction, governmental financial calculations, or space research

What is the best definition of 'server'?

a A physical or software device connecting and facilitating a network with a printer

b The evolution of devices towards common functionality

c A computer designed for use by one person at a time

d A type of computer intended primarily for central distribution of data to other computers on the same network

What is the best definition of 'supercomputer'

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space research

b A small laptop with less powerful components

meant for surfing the web, reading email, and other basic

tasks

c A computer using a relatively slow and specialized

processor and ROM chip, normally used to control a

particular device such as a washing machine or an MP3

player

d A physical or software device connecting and

What is the best definition of 'tablet PC'?

space research

b A portable computer shaped in the form of a

notebook and capable of advanced handwriting

recognition via use of a stylus or on-screen keyboard

c A type of computer intended primarily for central

distribution of data to other computers on the same

network

d A computer designed for use by one person at a

time

What is the best definition of 'workstation'?

a A computer designed for use by one person at a

time

b A portable computer with a built-in screen,

integrated keyboard, and battery power; also called a

'notebook'

c A portable computer shaped in the form of a

notebook and capable of advanced handwriting

recognition via use of a stylus or on-screen keyboard

d A high quality computer, typically with lots of RAM,

plenty of CPU power, and a high quality video card

What is the main difference between a mainframe and a super computer?

a Super computers are much smaller than mainframe computers

b Super computer is much larger than mainframe computers

c Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible

d Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently

2

Bài 2: The Central Processing Unit - CPU

A pen shaped device which can sense light, and is used to point at spots on a video screen

a Light pen

b Mouse

c Joystick

d Plotter Computer memory consists of … Chọn một câu trả lời:

a PROM

b ROM

c All of the above

d RAM Control Unit of a digital computer is often called the … Chọn một câu trả lời:

a Nerve centre

b Lock

c All of the above

d ICs Everything computer does is controlled by its?

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a Storage devices

b ROM

c RAM

d CPU

Information stored in Random Access Memory (RAM) is

volatile This means that it:

a Is automatically saved to disk when the computer is

switched off

b Is kept in memory even when the computer is

powered off

c Is lost when the computer is switched off

d Can burn if exposed to air

Processors of all computers, whether micro, mini or

mainframe must have …

a Primary storage

b Control Unit

c All of the above

d ALU

The brain of any computer system is

a Memory

b CPU

c Control unit

d ALU

The computer stores its program and data in its

a Control unit

b Memory

c Cache memory

d ALU

The control unit of a processor the flow

of information between the arithmetic unit and the

memory

a Coordinator

b Coordination

c Coordinating

d Coordinates The CPU clock speed is normally expressed in:

a 500 MHz

b Ticks per second

c Megahertz

d Bits per clock tick The device that can both feed data into and accept data from a computer is …

a All of the above

b ALU

c Input-Output device

d CPU What is the best definition of 'barcode reader'?

a An input device using a light-sensitive pen shaped handle which can be used to draw on the computer screen

b A hardware peripheral designed to 'scan' products into an inventory tracking system

c An input device with a vertical rod mounted on a base used to control pointing devices or on-screen objects; normally with one or more buttons

d All the above What is the best definition of 'click'?

a To press both right and left -side mouse button

b The ability of a computer to convert spoken words from a user into usable data

c To press the right-side mouse button

d To press and release the primary (left-side) mouse button

What is the best definition of 'fingerprint reader'?

a A hardware device plugged into a computer's sound card optimized for voice commands or other audio

recording

b To press the right-side mouse button

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c A device which forms a digitised image of a human

finger print for the purpose of biometric authentication

d An input device using a light-sensitive pen shaped

handle which can be used to draw on the computer screen

What is the best definition of 'input device'?

a An input device using a light-sensitive pen shaped

handle which can be used to draw on the computer screen

b A peripheral used primarily to enter data into a

computer

c A handheld input device for computers with one or

more buttons and a rounded body meant to be slid around

on a pad or flat surface

d An input device or mouse alternative using a

sensitive rectangular surface and a stylus

What is the best definition of 'joystick'?

a To press the right-side mouse button

b A peripheral used primarily to enter data into a

computer

c An input device with a vertical rod mounted on a

base used to control pointing devices or on-screen

objects; normally with one or more buttons

d All the above

What is the best definition of 'microphone'?

a The ability of a computer to convert spoken words

from a user into usable data

b A hardware device plugged into a computer's sound

card optimized for voice commands or other audio

recording

c To press the right-side mouse button

d A display that also acts as an input device by

allowing a user to navigate a program by touching specific

locations of the screen

What is the best definition of 'mouse pointer'?

a A special icon (normally an arrow) that indicates the

current location of the mouse on the desktop screen

b To press the right-side mouse button

c A hardware peripheral designed to 'scan' products

into an inventory tracking system

d All the above

What is the best definition of 'right-click'?

a An input device with a vertical rod mounted on a base used to control pointing devices or on-screen objects; normally with one or more buttons

b An input device using a light-sensitive pen shaped handle which can be used to draw on the computer screen

c An input device or mouse alternative using a sensitive rectangular surface and a stylus

d To press the right-side mouse button What is the best definition of 'speech recognition'?

a The ability of a computer to convert spoken words from a user into usable data

b A handheld input device for computers with one or more buttons and a rounded body meant to be slid around

on a pad or flat surface

c An input device using a light-sensitive pen shaped handle which can be used to draw on the computer screen

d A hardware device plugged into a computer's sound card optimized for voice commands or other audio

recording Which can read data and convert them to a form that a computer can use?

a Input device

b Control

c Storage

d Logic Which device of computer operation dispenses with the use of the keyboard?

a Joystick

b Light pen

c Mouse

d Touch Which is a secondary memory device?

a ALU

b Floppy disk

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c Mouse

d CPU

Which kind of hardware is used the most in the input

phase of a computer based information system?

a Keyboard

b Hard disk

c Monitor

d Printer

Which of the following is responsible for coordinating

various operations using timing signals?

a Arithmetic-logic Unit

b Control unit

c Memory unit

d Input/output unit

3

Bài 3: Storage and Memory

A memory that holds micro programs is …

a Core memory

b Control memory

c RAM

d ROM

CD-ROM is a …

a None of above

b Memory register

c Magnetic memory

d Semiconductor memory

DBMS stand for …

a Database marketing system

b Database management studies

c Database marketing strategies

d Database management system

Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called

a Random-access memory

b Sequential-access memory

c Secondary memory

d Mass storage Name or number used to identify a storage location devices?

a A byte

b All of above

c An address

d A record RAM is used as a short memory because it is … Chọn một câu trả lời:

a Volatile

b Is programmable

c Has small capacity

d Is very expensive The difference between memory and storage is that memory is … and storage is …

a Slow, fast

b Temporary, permanent

c All of above

d Permanent, temporary What is the best definition of 'EPROM' or 'erasable programmable read only memory'?

a A non-volatile (permanent) memory type that is erasable via ultra-violet light and reprogrammable

b All the above

c This is either dedicated or shared memory set aside specifically for the graphics processor

d A type of memory which is manufactured with permanent contents which cannot be modified

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What is the best definition of 'floppy disk drive'?

a A legacy storage device which can read and write

data slowly from a removable magnetic medium (normally

3.5" in diameter and holding 1.44 MB of data)

b A type of memory which is manufactured with

permanent contents which cannot be modified

c A type of storage using integrated circuits to store

data; examples include RAM, ROM, and flash memory

d A data storage technique using a pattern of

markings on a disc that can be read by a laser; examples

include CD-ROM, and DVD-ROM technology

What is the best definition of 'hard disk drive'?

a All the above

b A storage device using rotating magnetic platters to

quickly store and retrieve digital data

c A data storage technique using a pattern of

markings on a disc that can be read by a laser; examples

include CD-ROM, and DVD-ROM technology

d A legacy storage device using magnetic tape;

normally reading and writing data slower rate and used for

backups

What is the best definition of 'magnetic storage'?

a A storage technique using patterns of magnetized

particles on a metallic surface to store data; examples

include hard disk drives, tape drives, floppy disk drives

b A legacy storage device using magnetic tape;

backups

c A newer data storage device meant to replace a

traditional hard disk drive; these are characterized by

non-moving parts and lower energy consumption

d A type of storage using integrated circuits to store

What is the best definition of 'optical storage'?

b A non-volatile (permanent) memory type that is

erasable via ultra-violet light and reprogrammable

c A legacy storage device using magnetic tape; normally reading and writing data slower rate and used for backups

d A data storage technique using a pattern of markings on a disc that can be read by a laser; examples include CD-ROM, and DVD-ROM technology

What is the best definition of 'RAM' or 'random access memory'?

a A type of computer memory known for being volatile (temporary) and fast

b A data storage technique using a pattern of markings on a disc that can be read by a laser; examples include CD-ROM, and DVD-ROM technology

c A legacy storage device which can read and write data slowly from a removable magnetic medium (normally 3.5" in diameter and holding 1.44 MB of data

d A type of memory which is manufactured with permanent contents which cannot be modified What is the best definition of 'ROM' or 'read-only memory'?

a A storage technique using patterns of magnetized particles on a metallic surface to store data; examples include hard disk drives, tape drives, floppy disk drives

b A type of memory which is manufactured with permanent contents which cannot be modified

c A type of storage using integrated circuits to store data; examples include RAM, ROM, and flash memory

d All the above What is the best definition of 'semiconductor storage'? Chọn một câu trả lời:

a A type of storage using integrated circuits to store data; examples include RAM, ROM, and flash memory

b All the above

c A legacy storage device using magnetic tape; normally reading and writing data slower rate and used for backups

d This is either dedicated or shared memory set aside specifically for the graphics processor

What is the best definition of 'SSD' or 'solid state drive'? Chọn một câu trả lời:

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a A newer data storage device meant to replace a

traditional hard disk drive; these are characterized by

non-moving parts and lower energy consumption

c A type of storage using integrated circuits to store

d All the above

What is the best definition of 'tape drive'?

b A legacy storage device using magnetic tape;

backups

c A type of memory which is manufactured with

d A type of storage using integrated circuits to store

What is the best definition of 'video memory'?

a This is either dedicated or shared memory set aside

specifically for the graphics processor

c A legacy storage device which can read and write

d A type of computer memory known for being volatile

(temporary) and fast

Which memory is nonvolatile and may be written only

once?

a RAM

b EP-ROM

c PROM

d SRAM

Which of the following is a secondary memory device?

a All of the above

b Disk

c ALU

d Keyboard Which of the following is not a primary storage device? Chọn một câu trả lời:

a Magnetic disk

b Magnetic tape

c Optical disk

d None of above Which of the following is used as a primary storage device?

a PROM

b All of these

c Floppy disk

d Magnetic drum Which of the following have the fastest access time? Chọn một câu trả lời:

a Compact Disks

b Magnetic Disks

c Magnetic Tapes

d Semiconductor Memories Which of the following memories needs refresh?

a SRAM

b DRAM

c All of above

d ROM Which of the following memory is capable of operating at electronics speed?

a Semiconductor memory

b Magnetic disks

c Magnetic drums

d Magnetic tapes Which of the 'following statements is wrong?

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a RAM is a type of volatile memory

b Magnetic core and semiconductor memories are

used as mass memory medium

c An EPROM can be programmed, erased and

reprogrammed by the user with an EPROM programming

instrument

d Magnetic tape is non volatile

4

Bài 4: Software

An operating system:

a Is not required on large computers

b Is always written in BASIC

c Is always supplies with computer

d Consists of programs that help in the operation of

computer

Most operating systems provide to read and

write data to files

a Functions which

b With functions

c Functions

d Function

Software documentation refers to:

a None of the above

b Anything written about how the software is designed

or functions

c The documents which, the user has to sign before

using the software legally

d The compatibility of the software with IBM-PC

The kernel of Windows XP Home Edition and Windows

XP Professional operating systems are

a Not same

b Same

c Identical

d Unique

What is the best definition of '' or 'bug'?

a A program in which the code is distributed allowing programmers to alter and change the original software as much as they like

b All the above

c An error in a computer program

d Data programmed into a hardware device which provides its basic functionality; normally in the form of an EPROM

What is the best definition of 'closed source'?

a An incorrect action attributable to poor judgment, ignorance, or inattention

b Software distributed without cost by the developer which normally cannot be modified or sold without permission

c Software in which the license stipulates that the user cannot see, edit, or manipulate the source code of a software program

d An error in a computer program What is the best definition of 'compatible'?

a No longer of use due to passage of time and the increase of surrounding technology

b Capable of being used with or connected to other devices or components without modification

c A computer failure due to faulty hardware or a serious software bug

d Characterized by not having a constant time interval between successive bits, characters or events

What is the best definition of 'execute'?

a To magnetically prepare or a disk to receive data or erase and prepare an existing disk drive

b To start a program on a computer

c To end a program or a process before its completion

d The act of deleting information from a file system or database

What is the best definition of 'filename'?

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