3. Plan de Negocios
3.1 Estudio Administrativo
3.1.6 Estructura Orgánica
lt043979enQ0036 The engine of UNIX is: Select an an
A. The Shell B. Command
D. None of the options are correct Question: 26 of 60
lt043979enQ0008
Which symbol is used for output redirection operator? Select an answer A. > --- B. < C. >> D. << Question: 27 of 60 lt043979enQ0046
Which symbol is used to specify a group of character? Select an answer A. () B. {} C. [] --- D. <> Question: 28 of 60 lt043979enQ0044
Which of the following is not the filter command? (Please select ALL that apply)
Select an answer A. Head B. Grep C. :w --- D. Ex --- E. Uniq Question: 29 of 60 lt043979enQ0039
A link is a pointer reference to another file. Select an answer
A. TRUE --- B. FALSE
Question: 30 of 60 lt043979enQ0004
The file limit for UNIX, LINUX is up to 255 characters. Select an answer
A. TRUE --- B. FALSE
Question: 31 of 60 lt043979enQ0053
The agency that sits between the user and the UNIX system is called the: Select an answer A. Logic B. Profile C. Shell --- D. Erxc Question: 32 of 60 lt043979enQ0165
Which of the mentioned below is / are the resource type for UNIX? Select an answer
B. Memory C. I / O time
D. All the options are correct --- Question: 33 of 60
lt043979enQ0131
What is the primary job of the shell? Select an answer
A. A command interpreter
B. The core of the operating system
C. Interpreter between applications and the OS --- D. Shell programming
Question: 34 of 60 lt043979enQ0156
_____________ are not the components of the programming systems. Select an answer A. Assembler B. Macros --- C. Compilers D. Hard disk Question: 35 of 60 lt043979enQ0144
Which of the following files will displayed by this command? Select an answer
A. Patch B. Catch C. .ch
D. All the options are correct --- Question: 36 of 60
lt043979enQ0186 What will rm -rf * do? Select an answer A. Removes all files B. Removes all directories
C. Removes all files and directories in a directory --- D. Gives error
Question: 37 of 60 lt043979enQ0129
A directory contains .c files which have to be compressed. Which is the valid command to compress them?
Select an answer A. gzip *.c B. gzip -d *.c
C. compress *.c cporg.gz --- D. None of the options are correct Question: 38 of 60
lt043979enQ0199
What does the cat command do? Select an answer
A. Gives a listing of all files in a directory B. Creates and displays file's content C. Displays your current working directory D. All the options are correct ---
Question: 39 of 60
Choose the valid command to a add user. Select an answer
A. adduser username B. add username C. user username
D. None of the options are correct --- Question: 40 of 60 UNIX is a: Select an answer A. 64-bit OS B. 32-bit OS C. 16-bit OS
D. None of the options are correct --- Question: 41 of 60
The kill command with the -20 option is used to: Select an answer A. Terminate a process B. Stop a process C. Kill a process --- D. Interrupt a process Question: 42 of 60
Which command is used to save current file in vi editor? Select an answer A. h B. n C. :w --- D. w: Question: 43 of 60 lt043979enQ0169
Command to list all the files available in the current directory of remote machine is: Select an answer A. prompt on --- B. CD dirname C. Dir D. Lcddirname Question: 44 of 60 lt043979enQ0086
The modes of Vi editor is: Select an answer
A. Command mode B. Input mode
C. Both Command mode and Input mode --- D. Executive mode
Question: 45 of 60 lt043979enQ0126
How do we kill a process forcefully? Select an answer
A. kill 9 PID --- B. kill PID
C. kill 9 PPID
Question: 46 of 60 lt043979enQ0051
Which of the following keys is used to replace a single character with new text? Select an answer A. s B. s --- C. r D. c Question: 47 of 60 lt043979enQ0182
What does the Pipe ( | ) do? Select an answer
A. Takes the output of a command and logs it
B. Take the output of one command and displays it to the screen
C. Takes the output of one command and passes it as the input into a following command ---
D. Takes the output & sends to user Question: 48 of 60
What is the echo command used for? Select an answer
A. Display text or variables ---
B. Used to repeat a command more than once C. Displays text twice
D. To echo the input Question: 49 of 60
Which are types of storage for file format? Select an answer
A. Directories B. Data C. Program
D. All the options are correct --- Question: 50 of 60
lt043979enQ0208
cat< file1 >file2 2> err.log
what is the output of the command? Select an answer
A. Concates file1 and file2 , if any error stored to "err.log" file B. Concates file1 and file2 , if any error displayed on console
C. Contents of file1 is stored under file2, if any error stored to "err.log" file --- D. None of the options are correct
Question: 51 of 60
Which of the following is not involved with system programming? Select an answer
A. I/O Processors B. CPU
C. Printer ---
D. All the options are correct Question: 52 of 60
Types of file access rights are: Select an answer
A. Read access (r) B. Write access (w)
C. Execute access (x)
D. All the options are correct --- Question: 53 of 60
In the output of ls -l if the first character is an s the file type is: Select an answer
A. Symbolic link
B. Socket special file --- C. Block special file
D. Character special file Question: 54 of 60
Which is the valid command to display all the files with size 100 to 399 bytes occupied? Select an answer
A. ls -l | tr -s " " | cut -d" " -f1-5,9 | grep -w "[0-3][0-9][0-9]" B. ls -ls | cut -d" " -f1-5,9 | grep -w "[0-3][0-9][0-9]"
C. ls |cut -d" " -f1-5,9 | grep -w "[0-3][0-9][0-9]" D. None of the options are correct
Question: 55 of 60
The Octal number to be given along with chmod command to make a file readable, writable, and executable to the owner, readable and executable to group and others is:
Select an answer A. 0 B. 755 --- C. 744 D. 555 Question: 56 of 60
A file contains, employee information like code name, department, salary in this format, with colon(:) as delimiter. How do we display the highest salary drawing 2 people all the details? Select an answer
A. cat emp.dat | tr ":" " " |sort +2 | head -2 B. sort emp.dat | head -2
C. sort -t":" +2 emp.dat | tr ":" " " | cut -d":" -f1,3 D. None of the options are correct
Question: 57 of 60
Which is the valid command to copy a file from /root directory to current directory? Select an answer
A. cp / root / filename
B. cp / root / filename $HOME
C. cp / root.filename / usr /username /current D. None of the options are correct --- Question: 58 of 60
Command used to display output of a command line by line is: Select an answer
A. More file name B. Less file name
C. Both more and less file name --- D. None of the options are correct
Question: 59 of 60
catemp.lst | sort | tee temp | uniq | cut d " " f2 What is the output of the file temp?
Select an answer
A. Unsorted contents of emp.lst B. Error in piping
C. Sorted contents of emp.lst --- D. None of the options are correct
Question: 60 of 60 lt043979enQ0211
How do we display the last second line of a file? Select an answer
A. tail -2 filename | head 1
B. cat filename | tail -3 | head -1 --- C. tail +2 filename | head -1 | tail 1