Basic Computer test No 03
Basic_computer_test_preparation_Ex_no_03_for_all_jobs_in_ppsc_fpsc_ots_nts |
21. ______ key is used to change lowercase letters
mode to uppercase and vice versa.
(a) Alt
(b) Enter
(c) Ctrl
(d) Caps Lock
Ans Caps
Lock
22. In a
computer, the keyboard is used as (an) ______device.
(a) Input
(b) Charging
(c) Output
(d) Printing
Ans Input
23. Hard copy
of document is:
(a) Save copy
(b) Scanning copy
(c) Print out
(d) Display copy
Ans Print
copy
24. A normal
CD-ROM can usually store upto ________ data.
(a) 680 GB
(b) 680 KB
(c) 680 Byte
(d) 680 MB
Ans 680
MB
25. Which of
the following is not an operating system?
(a) Oracle
(b) DOS
(c) Linux
(d) Windows
Ans Linux
26. To create a
table of columns and rows for mathematical calculation or statistical is used?
(a) Auto CAD
(b) Excel
(c) Word pad
(d) Word perfect
Ans Excel
27. Internet
is:
(a) Display system
(b) Network of Networks
(c) Scanning Technology
(d) Search Engine
Ans Network
of Networks
28. _____ is
done to protect data and passwords.
(a) Verification
(b) Authentication
(c) Encryption
(d) Authorization
Ans Encryption
29. Which
device is required for internet connection?
(a) NIC Card
(b) CD Drive
(c) Modem
(d) Mouse
Ans Modem
30.WWW stands
for _______.
(a) Wrestling & Wildlife Web
(b) Word Wide Web
(c) World Wrestling Web
(d) None of these
Ans World
Wide Web