adplus-dvertising

Discussion Forum

Que. In Unix, how do you check that two given strings a and b are equal?
a. test $a -eq $b
b. test $a -equal $b
c. test $a = $b
d. both a and c
Answer:both a and c
Confused About the Answer? Ask for Details Here
Know Explanation? Add it Here

Similar Questions:

A user level process in Unix traps the signal sent on a Ctrl + C input and has a signal handling routine that saves appropriate files before terminating the process. When a Ctrl + C input is given to this process, what is the mode in which the signal handling routine executes ?
Which of the following out commands will output "onetwothree"?
In UNIX, ______________ creates three subdirectories: 'PIS' and two subdirectories 'progs' and data from just created subdirectory 'PIS'.
A unix file system has 1-KB blocks and 4-byte disk addresses. What is the maximum file size if i-nodes contain 10 direct entries and one single, double and triple indirect entry each?
Which or the following commands would return process_id of sleep command?
A Unix file may be of the type :
The mv command changes
What will be the output of the following Unix command ?

$rm chap0\[1 - 3\]
Match the following with reference to Unix shell scripts : 

List-I                                                     List-II

a. $?                                 i.  File name of the current script

b. $#                                ii.  List of arguments

c. $0                                 iii. The number of arguments

d. $*                                  iv. Exit status of last command

Codes:
a       b       c       d
Which of the following OS treats hardware as a file system?
Which of the following flags are set when ‘JMP’ instruction is executed ?
What does the following command do ?
grep − vn  "abc" x
Which UNIX/Linux command is used to make all files and sub-directories in the directory “progs” executable by all users?
In Unix, the login prompt can be changed by changing the contents of the file ...............
WOW32 is a :
Which of the following changes permission to deny write permission to group and others?
Assume that an implementation of Unix operating system uses i-nodes to keep track of data blocks allocated to a file. It supports 12 direct block addresses, one indirect block address and one double indirect block address. The file system has 256 bytes block size and 2 bytes for disk block address. The maximum possible size of a file in this system is
 _______ maintains the list of free disk blocks in the Unix file system.
In Unix, files can be protected by assigning each one a 9-bit mode called rights bits. Now, consider the following two statements:

I. A mode of 641 (octal) means that the owner can read and write the file, other members of the owner’s group can read it, and users can execute only.
II. A mode of 100 (octal) allows the owner to execute the file, but prohibits all other access.

Which of the following options is correct with reference to above statements?
Which of the following is not an Unix Command ?

GATE CSE Resources

Questions from Previous year GATE question papers

UGC NET Computer science Resources

UGC NET Previous year questions and practice sets

NET General Paper 1

UGC NET Previous year questions and practice sets

GATE CSE Online Test

Attempt a small test to analyze your preparation level. This GATE exam includes questions from previous year GATE papers.

UGC NET practice Test

Practice test for UGC NET Computer Science Paper. The questions asked in this NET practice paper are from various previous year papers.