A. Na2SO4
B. NAHCO3
C. Na2SO4.10H2O
D. None of these
A. Asia
B. Australia
C. Europe
D. None of these
A. 1
B. 2
C. 3
D. None of These
A. 796096km2
B. 881913 km2
C. 695095 km2
D. None of These
A. 35th
B. 36th
C. 37th
D. None of These
A. Mars
B. Mercury
C. Venus
D. None of These
A. Ctrl + Esc
B. Ctrl + F5
C. Esc
D. None of These
A. Operating Systems
B. Web Pages
C. Word Processing
D. None of These
A. file management
B. file enquiry
C. database package
D. all of above
A. directory library
B. library package
C. program library
D. software library