Unix Operating Systems Knowledge Quiz
10 Questions
| Total Attempts: 5142
(234).jpg "Unix Operating Systems Knowledge Quiz")
UNIX is a family of operating systems that were first developed in the 1960s and have been under constant development since and were essential in developing the internet and networking. It is a stable, multi-user, multi-tasking system for servers, desktops, and laptops. Take up this Unix Operating Systems Knowledge Quiz, and test how much you know about the system and its uses.
Questions and Answers
- 1.You have to export declared environmental variables in the Bourne shell.
- A.
True
- B.
False
- 2.What is the meaning of this "../.."?
- A.
Up two directories
- B.
Current directory
- C.
Up one directory
- D.
None of Above
- 3.What is the meaning of cd/ in UNIX?
- A.
Up one directory
- B.
Current directory
- C.
Root directory
- D.
None of the above
- 4.Assign the value of variable var2 to var1.
- A.
Var1=var2
- B.
$var1=var2
- C.
Var1=$var2
- D.
$var1=$var2
- 5.More than one file descriptor can point to the same file in UNIX.
- A.
True
- B.
False
- 6.Which is true about assigning to variable in bash a null value?
- A.
A=''
- B.
A=""
- C.
A=
- D.
All of above
- 7.There are how many prompts in a UNIX system?
- A.
Zero
- B.
One
- C.
Two
- D.
Three
- 8.The command to display environment variables is
- A.
PRINTENV
- B.
DISPLAY ENV
- C.
DISPENV
- D.
PRINT ENV
- 9.Which one of the given options is not the environment variable?
- A.
DISPLAY
- B.
READ
- C.
PATH
- D.
RANDOM
- 10.The part of UNIX which is responsible for sending the basic instructions to the processor is
- A.
Shell
- B.
Kernel
- C.
Both
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