X. Complete the following sentences choosing the most suitable variant.

1

Scientists have developed a proof-of-concept approach for extending current chip-making techniques so that …

a

manufacturers can retool their fabrication plants

b

manufacturers can produce new lasers

c

manufacturers can produce semiconductors with smaller feature sizes

2

Smaller feature sizes would let manufacturers pack more transistors onto chips, thereby …

a

increasing their power without making them larger

b

increasing their power making them larger

c

increasing their weight without making them larger

3

The new approach uses new lenses and materials to create chips with…

a

feature sizes of 29.9 nm and, eventually, even larger

b

feature sizes of 29.9 nm and, eventually, even smaller

c

feature sizes of 28.9 nm and, eventually, even smaller

4

Using different liquids and lens materials could increase …

a

the overall refractive index

b

the optical index

c

the fractional index

5

The new manufacturing technique would require chipmakers…

a

to spend millions of dollars to retool their fabrication plants

b

to continue their work without changes

c

to make some changes to their fabrication plants and buy new tools

absorb: absorption = поглощать: x

allow: allowance = позволять: x

digit: digital = цифра: x

function: functionality = функция: x

light: lighten = свет: x:

occur: occurrence = случаться: x

refract: refraction = преломлять: x

require: requirement = требовать: x

reflect: reflection = отражать: x

approach

functionality

chip

yield

performance

execute

1

An ongoing trend in computing and communication technologies has been to deliver more … in smaller, more convenient packages.

2

High-performance computing can now take place on a single … .

3

Northwestern University’s new lithography … uses pens with sharp microscopic tips 20 nanometers in diameter.

4

These systems could … malicious instructions inserted by a hacker into the data.

5

Companies are interested in the new chips because they provide a supercomputer’s performance and … in a small package.

6

Some of the new supercomputer-on-chip don’t run as fast as Pentium processors, making them more energy efficient, but … higher performance.

1	dedicatee	dedicate	dedication	dedicatory
2	performer	perform	performance	performing
3	reflection	reflective	reflect	reflex
4	trace	tracer	tracery	tracing