VII. Give the Russian equivalents of the following sentences.

1. On-demand scanners usually detect a virus only after the infection has occurred and that is why they are considered reactive. 2. Checksumming uses mathematical calculations to compare the state of executable programs before and after they are run. 3. External memory consists of storage on peripheral devices that are slower than internal memories but offer lower cost and the ability to hold data after the computer’s power has been turned off. 4. After a user makes a request, the user waits for the information to be displayed. 5. For this reason, cache entries need to be deleted after some period of time. 6. After all, switched networks can be cabled together and then configured into many logical topologies.

Признаки распознавания функций и значений as

1 подчинительный coюз

As + придаточное предложение (C+CК) = 1) так как; поскольку;

2) когда; пока; в то время как

3) как, также как и, аналогично

1) As this question is of utmost importance, we will discuss it at once.

2) As you walk round a hologram, it changes, as if it were real.

3) Satellite systems do not require the construction of intermediate repeater stations, as do ground-based microwave systems.

2 предлог

As + существительное/ местоимение = как, в качестве

In a digital signal the information is encoded as a set of discrete values.

This gifted scientist works as director of the newly established research institute.

As входит в состав некоторых составных союзов и наречий:

as if – как будто, as to – что касается, относительно, as though – как будто,

as for – что касается, as long as – пока, as soon as – как только, as well – тоже, также, as well as – также как и.

VIII. Define the functions and meanings of the multifunctional word as. Name its features as a subordinating conjunction. Model these sentences.

1. My xs x as x.

2. The x xs in the x as the x is xed by x.

3. As the x is the x the xs x for x.

4. In x the x is xed as a x.

5. His x xs in the x as well.

IX. Define the functions and meanings of the multifunctional word as. Name its features as a subordinating conjunction of the complex sentence.

1. We tap into the electromagnetic spectrum with our communications devices and use the electromagnetic energy as a communications tool. 2. As the knowledge about nanomaterials accumulated, they find more and more application in different spheres of our life. 3. As bridges are protocol-independent, they are faster because they do not have to deal with protocol reading. 4. Ethernet is the most popular LAN technology in use today as it offers a good balance between speed, cost and ease of installation. 5. The amount of information on the Web continues to grow rapidly, as does the number of users around the world and the amount of online commerce. 6. As personal computers became faster and more powerful in the late 1980s, software developers discovered that they were able to write programs as large and as sophisticated as those previously run only on mainframes. 7. As computers become more efficient and artificial intelligence programs become more sophisticated, robots will be able to perform more difficult and more humanlike tasks.