1. Which command should be used to display all files within the specified subordinate directory of the subdirectory?
a) Dir \ pathname
b) Dir \ pathname\pathname
c) Dir / ch
d) Dir \pathname\filename

2. Which command displays all the files having the same name but different extensions?
a) Dir filename.*
b) Dir filename.ext
c) Dir *.sys
d) Dir *.ext

3. If you need to duplicate the entire disk, which command will you use?
a) Copy
b) Diskcopy
c) Chkdsk
d) Format

4. Which of the following extensions suggest that the file is a backup copy?
a) Bak
b) Bas
c) Com
d) Txt

5. A memory that is capable of determining whether a given datum is contained in one of its address is?
a) ROM
b) PROM
c) CAM
d) RAM

6. A method of implementing a memory management system is?
a) Buddy system
b) Bridgeware
c) Broadband coaxial system
d) All of the above

7. In MS-Dos 6.22, which part identifies the product uniquely?
a) MS
b) DOS
c) Ms-DOS
d) 6.22

8. The two major types of computer chips are?
a) External memory chip
b) Primary memory chip
c) Microprocessor chip
d) Both b and c

9. Which of the following terms is the most closely related to main memory?
a) Non volatile
b) Permanent
c) Control unit
d) Temporary

10. Which of the following is used for manufacturing chips?
a) Control bus
b) Control unit
c) Parity unit
d) Semiconductor