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Year 11 ICT Quiz!. As you approach year 12, it is VITAL that you understand the concepts of ICT that you have studied in Units 1, 2 and 3… Can you answer the following Questions?. Q1: Give 3 facts about RAM and ROM. RAM. ROM. Read Only Memory.
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Year 11 ICT Quiz! As you approach year 12, it is VITAL that you understand the concepts of ICT that you have studied in Units 1, 2 and 3… Can you answer the following Questions?
Q1: Give 3 facts about RAM and ROM. RAM ROM • Read Only Memory. • Non-Volatile / Permanent (data is not lost when electricity is switched off). • Stores BIOS – the program that loads the OS from the HD to the RAM. • Random Access Memory. • Volatile / Temporary (data lost when electricity is switched off). • Stores programs and data currently being used.
Q2: What is Cache Memory? Cache memory is extremely fast memory that is built into a computer’s central processing unit (CPU), or located next to it on a separate chip. The CPU uses memory to store instructions that are repeatedly required to run programs, improving overall system speed. Q3: What is the Operating System? An OS is a set of programs that controls how the hardware of a computer works… It is the means of communication between the user and the computer
Q4: Name 3 tasks the Operating System would do... Controls the Input and Output of the Computer. Stores and Retrieves Files (files being opened and saved) Manages the data being processed. Q5: What do the following acronyms stand for... CPU Central Processing Unit ALU Arithmetic and Logic Unit MB MegaByte
Q6: Name 4 Input Devices and give an application for them. Microphone – To Input Sound into the Computer. Scanner – To Input a hardcopy of a graphic into a computer. Mouse – To make a selection or choice from the Operating System or Application Program. Digital Camera – To take clear photos which can be automatically entered into a computer.
Q7: Name 3 Printers and give 1 advantage Dot Matrix – Cheaper to buy and run compared to other printers. Ink Jet Printer – Quieter to print than a dot-matrix. Laser Printer – Prints more pages per minute than the Ink Jet Printer.
Q8: What do the following Acronyms mean? ASCII American Standard Code Information Interchange Visual Display Unit VDU Digital Versatile Disk DVD Characters Per Second CPS Pages Per Minute PPM Dots Per Inch DPI Write Once Read Many WORM
Q9: What is the memory capacity of the following? 700-800 MB 1.44MB Floppy Disk CD-ROM 100MB 4.7 GB ZIP Disk DVD
Q10: What is a GUI? Graphical User Interface Q11: What are the 4 features of a GUI? Windows Icons Menus Pointers