💻 Computing Solved MCQs with Answers

Practice 1954 approved 💻 Computing questions with verified answers from the 💾 Computer Science subject for Pakistan exams.

1954 solved MCQs

An operational amplifier:Answer: All of the above The raster CRT eliminates:Answer: flicker and slow update Who made the statement "if a robot can do a job, a person should not be doing it"?Answer: Ron Albo of Shugart Associates, California CAD/CAM is the inter-relationship between:Answer: engineering and manufacturing What prevents a robotic instrument from running into other objects?Answer: sensory devices The axis of movement of a robot may include:Answer: All of the above What command is used to count the total number of lines, words, and characters contained in a file?Answer: wc What command is used to remove files?Answer: rm What command is used to remove the directory?Answer: rmdir What command is used with vi editor to delete a single character?Answer: x What hardware architectures are not supported by Red Hat?Answer: Macintosh The physical layer of a networkAnswer: defines the electrical characteristics of signals passed between the computer and communication devices What TCP/IP protocol is used for remote terminal connection service?Answer: TELNET How many networks and nodes per network, are allowed by the Class B network?Answer: 16,384 networks and 65,534 nodes per network What service is used to translate domain names to IP addresses?Answer: DNS Which of the following command is used to create a Linux installation boot floppy?Answer: dd and rawrite How can you add Amit, a new user, to your system?Answer: All of the above How many primary partitions can exist on one drive?Answer: 4 How could you install the file ipchains-1.3.9-5.i386.rpm?Answer: rpm -i ipchains* .i386.rpm What does FSF stand for?Answer: Free Software Foundation Which of the following is a valid format for mounting a CD-ROM drive?Answer: All of the above What command do you use to create Linux file systems?Answer: mkfs Which of the following command can you execute to count the number of lines in a file?Answer: wc - l Which of the following is not a communication command?Answer: grep What command is used to display the characteristics of a process?Answer: ps What command is not used to list the files chap01, chap02 and chap04?Answer: ls chap[124] What command is used with vi editor to replace text from cursor to rightAnswer: R What sign is used to back up over typing errors in vi?Answer: # What sign is used to erase or kill an entire line you have typed and start you are on a new line (but not display a new prompt)?Answer: @ What command is used to sort the lines of data in a file in alphabetical order?Answer: sort