Computer Essentials_finalassessment

| bought a 100 GB hard drive, but when | installed it in my computer, it showed just 85 GB, why? Because some manufacturers of hard disk drives calculate the capacity in GB by dividing it by 1000, whereas, the OS divides by 1024. True ) False Question 7 0/ 1 point Which of the following partition contains a running Operating system? ) Primary ~ ) Extended ) Logical _ ) None of the above Question 8 1/ 1 point What is the command to switch to an administrator account in Linux Ubuntu? ) Administrator -s -root ~ ) Sudo -s -root ) Administrator -r sudo _ ) Root -s administrator Question 9 1/ 1 point Convert the following decimal number to an 8-bit binary number: 189. Do not include the radix in your final answer. Answer: 10111101 Question 10 1/ 1 point

. > one directory down the directory tree ~ ) two directories up the directory tree ) two directories down the directory tree () one directory up the directory tree Question 16 1/ 1 point What is the maximum hard drive size for a drive using the Master Boot Record partition method? - ) 2TB - ) 1TB 100 GB 500 GB Question 17 1/ 1 point In a batch file, the interpreter will look for .com, .bat or .exe, (extension) if the first word of a line is not found. ~ ) True () False Question 18 1/ 1 point The Set Input /| command in a batch file tells the interpreter to use only the ___letter of the user input. ) First ") Second ) Third ) Fourth

) Command-line, 32 bit, multitask @ Gui line, 16 bit, single task () Gui line, 32 bit, multitask ~ ) Command line, 16 bit, single task Question 24 1/ 1 point Convert the decimal number 1.25 to IEEE 754 single precision format. Write your final answer in hexadecimal in the box below. Do not include the radix in your answer. Answer: 3FA00000 Question 25 1/ 1 point How many extended partition(s) are shown in the image below? 2048 1026047 1024000 500M 83 Linux 1026048 1435647 409600 200M 83 Linux 1435648 3493887 2058240 1005M 5 Extended 1437696 2461695 1024000 500M 83 Linux 2463744 3078143 614400 300M 83 t.‘lm.l)t 3080192 3489791 409600 200M 83 Linux

Add the following binary numbers. Express the answer as an 8 bit binary number. 111010 +111011 01011100 11001101 01110101 11100101 Question 33 1/ 1 point The extension for a batch file in Windows should be: ) .bat ) .exe [ ) txt - ).com Question 34 1/ 1 point How many primary partitions are shown in the picture below? 2048 1026047 1024000 500M 83 Linux 1026048 1435647 409600 200M 83 Linux 1435648 3493887 2058240 1005M 5 Extended 1437696 2461695 1024000 5600M 83 Linux 2463744 3078143 614400 300M 83 t.tnux 3080192 3489791 409600 200M 83 Linux

e CPU's, e network adapters e hard drives e memory e CD/DVD drives ~ ) a)True ) b) False Done