1) What does CPU stand for? a) Central Powering Unit b) Cache Powering Unit c) Cache Processing Unit d) Central Processing Unit e) Chip Processing Unit f) Chip Powering Unit 2) What is the definition of hardware? a) any physical component that makes up a computer b) any program that runs on the computer c) programmes needed to perform tasks for the user 3) What does NOT mean? a) Both inputs need to be 1 for the output to be 1 b) At least 1 of the inputs has to be 1 for the output to be one c) Only 1 of the inputs an be one for the output to be 1 d) If 0 is the input the output is 1 and vice versa 4) What does AND mean? a) Only 1 of the inputs an be one for the output to be 1 b) At least 1 of the inputs has to be 1 for the output to be one c) Both inputs need to be 1 for the output to be 1 d) If 0 is the input the output is 1 and vice versa 5) What does OR mean? a) If 0 is the input the output is 1 and vice versa b) At least 1 of the inputs has to be 1 for the output to be one c) Both inputs need to be 1 for the output to be 1 d) Only 1 of the inputs an be one for the output to be 1 6) What does XOR mean? a) At least 1 of the inputs has to be 1 for the output to be one b) If 0 is the input the output is 1 and vice versa c) Both inputs need to be 1 for the output to be d) Only 1 of the inputs an be one for the output to be 1 7) Software is... a) any physical component that makes up a computer b) programmes needed to perform tasks for the user c) any program that runs on the computer 8) What is the definition of a Solid State Drive (SSD)? a) a disk drive used to read from and write to a hard disk. b) The medium can store any kind of digital data and was widely used for software and other computer files as well as video programs watched using DVD players. c) Magnetic storage or magnetic recording is the storage of data on a magnetized medium d) a storage device containing non-volatile flash memory, used in place of a hard disk because of its much greater speed. 9) Which one is a hard drive? a) b) c) d) 10) Which one is RAM (Random Access Memory) ? a) b) c) d)

Unit 4 Wordwall Defenitions

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