Computer general knowledge information - computer gk 4:

 Computer knowledge:

1.   Which one of the following is NOT a computer language ?
       MS-Excel

2.   ____ Store data or information temporarily and pass it on as directed by the control unit ?
       Register

3.   The dot that compose the image of a digital photograph are called ____ ? 
       pixels

4.   A type of reader commonly used to read UPC code is ____.
      bar code reader

5.   A computer use which type of number system to calculate and to store data ?
      Binary

6.   Total no of function keys in a computer key board ?
       12

7.   Which key combination is used to delete file or folder permanently ?
        Shift+delete

8.   All of the following are examples of real security and privacy risks EXCEPT ____ ? 

       Spam

9.   The CPU and memory are located on the ____.
        Motherboard

10.   Caps lock is a ____.
         toggle key

11.   Internet suffering is an example of ____.
         half duplex

12.   Analog signal is measured in ____ .
          Volt

13.   Which one is an example of connectionless protocol ?
           UDP

14.   A common boundry between two computer system is known as ?
         interface

15.   Network interface card (NIC) is generally used for ?
         connectivity

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