3 Answer the following questions:

1. What do the main parts of a computer system consist of?

2. What are the main components of the processor?

3. What is called the machine cycle?

4. In what way are programs instructions normally executed?

5. How can binary numbers be converted to decimal numbers?

6. How can decimal numbers be converted to binary numbers?

Test 13

Match each word from column A (1-27) with its partner from column B (a-aa) to make a computing term definition from Basic English for Computing Units 21-22

A B
1 assembly language	a) a computer language that uses a system of tags for creating web pages
2 machine code	b) a program that converts other programs into machine code line by line as the programs are being used
3 high-level language	c) the electronic processor at the center of a computer. It is sometimes used to refer to the combination of the processor and the main memory.
4 low-level language	d) to decide what a program instruction means
5 HyperText Markup Language	e) a low-level computer language that uses mnemonics rather than only numbers, making it easier than machine code for humans to read and write
6 tag	f) a signal that causes the processor to stop what it is doing temporarily so that it can process something that is more urgent
7 embed	g) to perform a computer operation by processing a program instruction
8 portable language	h) a computer language that consists entirely of a combination of 1s and 0s
9 scrıpt	i) the time taken to execute a program instruction and store the result in memory
10 scrıptıng language	j) a label used in HTML that is attached to a piece of text to mark the start or the end of a particular function
11 spacebar	k) a programming language closer to human language than low-level computer languages such as machine code or assembly language
12 systems programmıng	l) an application program that can be used in a variety of ways
13 vırus check	m) a small program written in a scripting language that is used to perform a simple function or to tie other programs together
14 compiler program	n) a language that can be easily converted for use on a number of different opeating systems
15 interpreter program	o) a computer language such as machine code or assembly language that is closer to the form that a computer understands than to that of a human language
16 general purpose applıcatıon	p) to insert an object inside another object
17 programmıng envıronment	q) a test of a system to see if it contains a virus
18 central processing unit (CPU)	r) a simple computer language used for writing scripts that control computer applications
19 interrupt signal	s) the complete processes performed by the CPU of fetching, decoding, executing, and storing the result of a program instruction
20 decode	t) designed to carry signals in or from one direction only
21 execute	u) memory used for storing data that is not currently being used
22 execution time	v) a temporary register that is used to store program instructions and data in a fixed sequence while the processor services an interrupt
23 machine cycle	w) to control the timing of events so that they take place in the correct order
24 unidirectional	x) packages of software and/or hardware with the help of which programmers operate
25 synchronize	y) a program that converts the whole of a program into machine code before the program is used
26 stack	z) the writing of systems programs
27 secondary storage	aa) the long key along the bottom of a keyboard used for inserting blank spaces in a document