Choose the appropriate answer. What devices … you use?

What is CPU?

1. 
   Central processing unit
   
2. 
   Compact solid disk
   
3. 
   Control basic unit
   
4. 
   No true answer
   

210. 
     How many parts does CPU have?
     

1. 
   3
   
2. 
   4
   
3. 
   5
   
4. 
   6
   

210. 
     What is ALU?
     

1. 
   Arithmetic and logic unit
   
2. 
   Central unit
   
3. 
   control unit
   
4. 
   memory unit
   

210. 
     What is CU?
     

1. 
   control unit
   
2. 
   Central unit
   
3. 
   Arithmetic and logic unit
   
4. 
   memory unit
   

210. 
     Complete the sentence with the appropriate passive form. After the earthquake, aid ______ to the people of Haiti. (send)
     

1. 
   was sent
   
2. 
   will sent
   
3. 
   are sent
   
4. 
   did sent
   

210. 
     Complete the sentence with the appropriate passive form. Penicillin ______ by Alexander Fleming in 1928. (discover)
     

1. 
   Was discovered
   
2. 
   Will be discovered
   
3. 
   Is discovered
   
4. 
   Were discovered
   

210. 
     Complete the sentence with the appropriate passive form. ____ this washing machine ______in Germany? (make)
     

1. 
   Was made
   
2. 
   Is made
   
3. 
   Were made
   
4. 
   Will be made
   

210. 
     Complete the sentence with the appropriate passive form. Tea _____ in China. (grow)
     

1. 
   Is grown
   
2. 
   Was grown
   
3. 
   Are grown
   
4. 
   Will grown
   

210. 
     Complete the sentence with the appropriate passive form. The fax _____ until tomorrow morning. (not send)
     

1. 
   Will not be sent
   
2. 
   Will be sent
   
3. 
   Was not sent
   
4. 
   Were sent
   

210. 
     Complete the sentence with the appropriate passive form. The soundtrack of a movie _____ always _____ after the filming is finished. (is/add)
     

1. 
   Is added
   
2. 
   Will added
   
3. 
   Will be added
   
4. 
   Was added
   

210. 
     The_________gigahertz'>_______ , also called the CPU or central processing unit, is the brain of your computer
     

1. 
   Processor
   
2. 
   Printer
   
3. 
   Modem
   
4. 
   Cursor
   

210. 
     The speed of processor is measured in _______
     

1. 
   gigahertz (GHz).
   
2. 
   Megabyte
   
3. 
   Gigabyte
   
4. 
   Kilohertz
   

210. 
     What is the function of ALU?
     

1. 
   performs arithmetic and logical operations;
   
2. 
   examines instructions from memory and executes them
   
3. 
   high-speed units of memory used to store and control data
   
4. 
   sends out signals at fixed intervals to measure and synchronize the flow of data.
   

210. 
     What is the function of control unit?
     

1. 
   sends out signals at fixed intervals to measure and synchronize the flow of data.
   
2. 
   executes instructions and coordinates the activities of all the other units
   
3. 
   performs arithmetic and logical operations;
   
4. 
   examines instructions from memory and executes them
   

210. 
     The main circuit board is known as a________. This contains the CPU, the memory chips, expansion slots and controllers for peripherals, connected by internal buses, or paths, that carry electronic signals
     

1.