A. Linus Torvalds
B. Ken Thompson
C. Dennis Ritchie
D. John Dell
Answer: A
Linux was taken as a personal project by Linus Torvalds at the University of Helsinki in Finland that is similar to UNIX as an operating system.
2. Which of the following is similar to UNIX OS?
A. Windows NT
B. MS-DOS
C. Linux
D. Windows 3.1
Answer: C
The Linux is similar to UNIX operating system but it is entirely different from the Windows NT, MS-DOS, and the Windows 3.1
3. Who had first described UNIX in an article?
A. Ken Thompson
B. Dennis Ritchie and Ken Thompson
C. Dennis Ritchie
D. Linus Torvalds
Answer: B
The UNIX was first described by Dennis Ritchie and Ken Thompson of Bell Research Labs in 1974 through an article.
4. What does MULTICS stand for?
A. multiplexed information and computing service
B. multiplexed information and code service
C. multiplexed inter-access code service
D. multiplexed inter-code sensor
Answer: A
MULTICS is a multiplexed information and computing service that generates software that would allow a large number of users for accessing the computer simultaneously.
5. Which of the following is the first version of the UNIX operating system?
A. PDP-2
B. Linux
C. MS-DOS
D. PDP-7
Answer: D
The PDP-7 processor is the first version of the UNIX which has a new filing system and new utilities.
6. Which of the following is a UNIX clone?
A. XENIX
B. Windows 3.1
C. Windows NT
D. Linux
Answer: A
The XENIX is a UNIX clone developed by Motorola in the year 2979 and is ported to many processors.
7. Which of the following is an alternate source of UNIX?
A. MS-DOS
B. Windows 3.1
C. Windows NT
D. Linux
Answer: A
With the many disadvantages of the UNIX operating system, Linux was used as an alternative source. The UNIX operating system was a more expensive operating system and most of the hardware was specific to the manufacturer, which restricted the use of UNIX and developed an alternative one, the Linux.
8. Which of the following are grouped into directories and subdirectories?
A. register
B. memory
C. files
D. routines
Answer: C
The files are grouped into directories and subdirectories. This file system contains all the data files, commands, programs, and special files which allow access to the physical computer system. The file system of the Linux operating system is similar to the UNIX operating system.
9. Which character is known as a root directory?
A. ^
B. &
C. &&
D. /
Answer: D
The character / is used at the beginning of the file name or the pathname which is used as the starting point and is known as the root directory or root.
10. How many types of Linux files are typically used?
A. 2
B. 3
C. 4
D. 5
Answer: C
There are four types of Linux files. These are regular, special, directories and named pipes.
