Computer Skills Placement Exam Questions and Answers 100% Pass

Computer Skills Placement Exam Questions and Answers 100% Pass Hardware - Answer- The physical components of a computer. software - Answer- the programs and other operating information used by a computer. Information Technology (IT) - Answer- the computers and other electronic devices used to store, retrieve, transmit and manipulate data mainframe computer - Answer- a large central computer to which users are connected by terminals Network computer - Answer- Means two or more connected computers that can share resources Personal Computer (PC) - Answer- computer designed for general use by a single person laptop - Answer- portable computer Personal Digital Assistant (PDA) - Answer- A small, handheld computer used for personal information management. The predecessor to the smartphone. Central Processing Unit (CPU) - Answer- executes commands from a computer's hardware and software; the principal computer chip that contains several processing components, which determines the computer's operating speed; the "brain" of a computer hard disk - Answer- a storage device that contains one or more inflexible, circular platters that use magnetic particles to store data, instructions, and information input device - Answer- A device used to enter information into a computer. output device - Answer- allows the user to view or listen to the data a computer processes such as a monitor, printer, headphones, or speakers computer memory - Answer- any physical device capable of storing information temporarily or permanently Random Access Memory (RAM) - Answer- Computer location where instructions and data are stored on a temporary basis. This memory is volatile. read-only memory (ROM) - Answer- A type of memory that contains data that is retrievable but cannot be changed. bit - Answer- A contraction of "Binary Digit"; the single unit of information in a computer, typically represented as a 0 or 1 Byte - Answer- a group of 8 bits Kilobyte (KB) - Answer- A unit of computer storage equal to approximately one thousand bytes. Megabyte (MB) - Answer- a unit of storage measuring roughly one million bytes Gigabyte (GB) - Answer- a unit of storage measuring roughly one billion bytes Terabyte (TB) - Answer- a unit of storage measuring roughly one trillion bytes keyboard - Answer- An input device that enters data with letters, numbers, symbols, and special function keys. mouse - Answer- a hand-operated electronic device that controls the coordinates of a cursor on your computer screen as you move it around on a pad trackball - Answer- An input device that has the rolling ball on the top. It is used to move the cursor and select items on a computer screen