READ THE READING BELOW CAREFULLY, AND THEN COMPLETE IT WITH THE BEST...

Exercise 1: Read the reading below carefully, and then complete it with the best option

A, B, C or D given below:

Background, in relation to computers, on the screen, the color on which characters are

displayed. (1) _______, a white background may be used for black characters. In a

windowing environment in which more than one program or document can be available to

the user, open but currently inactive (2) _______ are said to be in the background. In the

context of operating systems and program execution, background refers to a process, or task,

assigned a lower priority in the microprocessor's share of time to tasks other than the task

running in the (3) _______. A background process thus often performs its work, such as

printing or checking for arriving messages on an electronic mail network, invisibly unless

the user requests an update or brings the task to the foreground. (4) _______, only

multitasking operating systems are able to support background processing. However, some

operating systems that do not support multitasking may be able to perform one or more types

of background tasks. For example, in the Apple Macintosh operating system running in

Single-Launch Mode (with multitasking (5) _______), the Background Printing option can

be used to print documents while the user is doing other work.

Question 1:

A. For sure B. In fact C. For example D. In general

Question 2:

A. windows B. systems C. tasks D. characters

Question 3:

A. background B. foreground C. computer D. program

Question 4:

A. Really B. Similarly C. Generally D. Hopefully

Question 5:

A. turned on B. turned off C. turned down D. turned up

Đáp án: 1. C; 2. A; 3. B; 4. C; 5. A