1:Computer/ machine/ intricate network/ electronic circuits.

Computer is a machine with an intricate network of electronic circiuts.

2:Basic job/ computer/ processing/ information.

The basic job of computer is the processing of imformation.

3:Much space/ taken/ up/ input/ output/ device.

Much space is taken up by the input/output devices.

4:Digital computer/ better/ analogue one.

Digital computer is better than an analog computer.

5:Today/ we/ still count/ tens/ multiples/ ten.

Today we still count in ten and multiples of tens.

6:Analogue computer/ use/ World War II/ help/ aim/ gums.

Analog computer was used in World War II to help aim gums.

7:All/ operations/ ALU/ be/ under/ direction/ control/ unit.

All the operation of the ALU are under the direction of the control unit.

8:Main storage/ CPU/ connected/ a console.

Main storage and the CPU are connected to a console.

9:Many mini/ micro computer/ not/ have/ console.

Many mini and micro computer system do not have a console.

10:Computers/ design/ process/ information/ call/ data.

Computers are designed to process imformation called data

11:Information/ present/ machine/ input.

Imformation is presented to the machine is the input

12:Electrical/ signals/ not/ have/ travel/ far.

Electric signals do not have to travel far.

13:There/ be/ one/ problem/ semiconductor memory.

There is one problem with semiconductor memory

14:There/ be/ three types/ memory.

There are three types of memory

15:Software/ programs/ control/ coordinate/ activities/ compute hardware.

The programs control and coordinate the activities of the computer hardware

16:Basic computers/ computer hardware/ join/ together.

The basic computer of computer hardware joined together

17:A disk driver/ equipped/ two/ recording/ heads.

A disk driver is requipped with two recording heads

18:Non – impact printers/ be/ used/ very high speed.

Non – impact printers are used for vey high speed

19:Many lines/ printed/ same time

Many lines are printed at the same time

20:Mainframes/ large computer systems/ find/ computer installations.

Mainframes are the large computer systems found in computer installations

21:Digital computer/ know/ as/ general – purpose.

Digital computer is known as general – purpose

22:Computer/ capable/ storing/ manipulating numbers.

Computer is capable of storing and manipulating numbers.

23:Computers/ have/ circuits/ which/ decisions.

Computers have circiuts which can make decisions

24:Computer/ not/ do/ anything/ unless/ person/ tell/ what/ do.

Computer can not do anything unless person tells it what to do.

25:CPU/ designed/ control/ carry out/ basic instructions.

CPU is designed to control and carry out basic instructions

26:CPU/ digital computer/ divided/ two functional units.

In digital computer, the CPU can be divided into two functional units

27:Second generation/ computers/ be/ smaller/ dependable than/ first generation/computers.

Second generation of computers were smaller and dependable than tirst– generation of computers.

28:First real/ calculating machine/ save/ lot/ time. ‘

First real calclulating machine saves a lot of time.

29:One/ most/ important characteristics/ a computer/ be/ ability/ store/ information/ long.

One of the most important characteristics of a computer its capability of storing information long.

30:Mainframes/ been/ reduce/ both/ size/ cost.

Mainframes have been reduced in both size and cost

31:Peripheral/ devices/ such/ card readers/ attach/ the CPU.

Peripheral devices such as card readers are attached to CPU.

32:Computer/ respond/ certain number/ instructions.

Computer can only respond to certain number.

33:Computing power/ become/ portable/ more impact/ cheap.

Computing power is becoming more portable, more impact and cheaper

34:There/ be/ two kind/ disk drivers.

There are two kind of disk drivers

35:Information/ disk/ organized/ terms/ blocks.

Information on a disk organized in terms of blocks.

36:Computer software/ divided/ two very/ broad categories.

Computer software is divided two very broad categories

37:Poorly chosen/ system/ incapable/ performing/ tasks.

Poorly chosen system is incapable of performing the tasks.

38:Data/ instructions/ store/ internal memory.

Data and instructions are store in internal memory.

39:Central computers/ become/ faster/ powerful.

Central computers are becoming faster and more powerful.

40:Small machines/ equipped/ a fairly large display.

Small machines were quipped with a fairly large display.

41:CRT terminals/ be/ very/ powerful/ interactive.

CRT terminal are very powerful and interactive

42:New input/ devices/ have/ developed/ bridge/ gaps/ between/ various devices.

New input devices have been develoed to bridge the gap between the various devices.

43:It/ be/ possible/ these devices/ change/ style/ size/ the letters.

It is possible with these devices to change the style and the size of the letters.

44:Mainframes/ process/ immense amounts/ data.

Mainframes process immense amounts of data.

45:Smaller’ computer/ take/ several steep/ perform/ particular operation.

Smaller’s computer may take several steps to perform particular operation

46:Digital computer/ make/ up/ 90 percent/ large computers.

Digital computer makes up about 90 percent of the large computers.

47:Digital computer/ be/ much/ good/ than/ analogue one.

A digital computer is much better than an analog one.

48:The power/ consumption/ these/ machines/ be/ quite/ high.

The power consumption of these machines is quite high.