TAILIEUCHUNG - Unit 3: Inside the system

1 RAM stands for Random Access Memory. True False 2 If memory is volatile, it means that information is lost when the computer is turned off. True False 3 RAM is non-volatile. True False 4 ROM is volatile. True False 5 DIMMs can be used to expand RAM capacity. True False | Unit 3 Inside the system Name I 1 Are these sentences true or false 1 RAM stands for Random Access Memory. True o False 2 If memory is volatile it means that information is lost when the computer is turned off. True o False o 3 RAM is non-volatile. True o False o 4 ROM is volatile. True o False o 5 DIMMs can be used to expand RAM capacity. True o False o 2 For each abbreviation type in the correct unit of memory. 1 TB I I 2 GB c 3 MB I 4 KB or K I I 5 B c 6 b I I Now listen to the words and practise saying them. 3 Now complete these sentences by typing in a unit of memory from Exercise 2. 1 A I is the smallest unit of memory equivalent to a single character. Eight of these make a I 1 2 A I is approximately one million bytes. 3 One of the largest units of memory is a I - equivalent to all the books in a large library. 4 A DVD-RW can usually store I I of data. 5 A I is around 1000 bytes. 4 HELP Complete the rules for defining relative clauses by choosing a word from the drop-down menu. 1 We use the relative pronoun I to refer to people. 2 We use the relative pronoun I to refer to things. 3 We can use I to replace which and who. 4 Relative pronouns can be left out when they are the I of the relative clause for example The amount of memory that you need depends on how many programs you want to run at the same time. 5 Complete these definitions from an ICT dictionary by typing in terms from the box. Then choose the correct word from the drop-down menu to make defining relative clauses. chip buses central processing unit clock speed control unit 1 The central processing unit or CPU is like a brain I I performs tasks for your computer. 2 The CPU is built into a single I I I executes program instructions and coordinates activities within the system. 3 The I n is the part of the processor I I is responsible for loading and interpreting the individual instructions that make up a computer program. 4 is measured in gigahertz for example a processor running at 4Ghz would .

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