Subject Information Technology
26. Which one of the following will help you to improve your LAN security?
(a) Changing passwords frequently
(b) Installing a spyware program
(c) Using a proxy
(d) All of these
(e) None of these
Ans. d
27. Which one of the following is true about firewalls?
(a) It filters network traffic
(b) it can be a hardware or software device
(c) if follows a set of rules.
(d) All of these
(e) None of these
Ans. d
28. Which one of the following devices is specially designed to forward packets over the internet to specific ports based on the packet’s address?
(a) Specialty hub
(b) switching hub
(c) Port hub
(d) Filtering hub
(e) None of these
Ans. b
29. In a computer, after the booting process which file executes automatically?
(a) autoexec. bat
(b) config.sys
(c) command.com
(d) io.sys
(e) None of these
Ans. a
30. Which one of the following a read only memory storage device?
(a) CD- ROM
(b) Hard disk
(c) command.com
(d) Pen drive
(e) None of those
Ans. a
31. Which one of the following is a read only memory storage device?
(a) key board
(b) CD –ROM
(c) Inductor
(d) Flip-flop
(e) None of these
Ans. d
32. Which one of the following commands can be used to recreate a storage disks tracks and sectors ?
(a) FDISK
(b) CHKDSK
(c) FORMAT
(d) ATTRIB
(e) None of these
Ans. c
33. In a computer, the Operating system manages ---
(a) Memory
(b) Processes
(c) I/O devices
(d) All these
(e) None of these
Ans. d
34. Which one of the following Operating systems is appreciate to implement a Client Server Network?
(a) MS DOS
(b) Windows 2003
(c) Windows 98
(d) Windows 95
(e) None of these
Ans. e
35. For which of the following purposes spreadsheets cannot be used?
(a) Simple database management
(b) Loan Calculations
(c) Budgeting
(d) Trigonometric calculations
(e) None of these
Ans. d
36. In MS Excel, Which one of the following a cell cannot contain?
(a) Values
(b) Labels
(c) Formula
(d) Record
(e) None of these
Ans. c
37. Which one of the following companies is a leading manufacturer of Hard Disk Drivers?
(a) Seagate
(b) Samsung
(c) Fujitsu
(d) Lenovo
(e) None of these
Ans. a
38. Which one of the following is the first calculating device?
(a) Differential engine
(b) Abacus
(c) Analog calculator
(d) Clock
(e) None of these
Ans. b
39. Which one of the following cables can transmit date at high speed?
(a) Co-axial cables
(b) Twisted pair cables
(c) Fiber Optic cables
(d) UTP cable
(e) None of these
Ans. c
40. What is the other name for LAN Card?
(a) Modem
(b) Internet card
(c) Net connector
(d) NIC
(e) None of these
Ans. d
41. In computers, what is the smallest and basic unit of information storage?
(a) Bit
(b) Byte
(c) Megabyte
(d) Gigabyte
(e) None of these
Ans. a
42. Usually, in MS DOS, the primary hard disk drives has the drive letter-
(a) A
(b) B
(c) C
(d) Any letter
(e) None of these
Ans. c
43. Which one of following statements is true?
(a) Cache Memories are larger than RAM
(b) Cache Memories are smaller than RAM
(c) Information in MOM can be written by users
(d) ROM are faster than RAM
(e) None of these
Ans. b
44. Memory Unit is a Part of ---
(a) CPU
(b) Input devices
(c) Output devices
(d) Control Unit
(e) None of these
Ans. a
45. In windows operating system, which is the shortcut key for printing a word document?
(a) Ctrl+ P
(b) Shift
(c) Ctrl+ Alt+ P
(d) Alt+P
(e) None of these
Ans. a
46. Which one of the following is not a database?
(a) Oracle
(b) AJAX
(c) My SQL
(d) SQL Server
(e) None of these
Ans. b
47. The decimal number equivalent of (1010)2 is ---
(a) 5010
(b) 2210
(c) 1010
(d) 2010
(e) None of these
Ans. c
48. Which one of the following is not a type of a computer printer?
(a) Laser
(b) Dot Matrix
(c) Dual core
(d) Ink jet
(e) None of these
Ans. d
49. Which one of the following enables the mobile devices to access internet resources?
(a) WAP
(b) ISP
(c) TCP
(d) HTTP
(e) None of these
Ans. a
50. Which one of the following is not an open source operating system?
(a) Linux
(b) Unix
(c) Windows
(d) Sun Solaris
(e) None of these
Ans. c