Hssc Computer Health Department Exam 2016 (Shift-I)

Total Questions: 100

21. Fire walls can not provide

Correct Answer: (1) Protection against viruses originated from Infected USB flash drives.
Solution:Firewall is a protection against virsus originated from infected USB flash drives.

22. What does the term 'DMZ' in computer network stand for-

Correct Answer: (2) Demilitarized zone
Solution:DMZ = Dimilitarized Zone.

23. Examples of system software Includes.

Correct Answer: (3) Compilers
Solution:23. System of software has two

parts:-

1. Operating system -Windows, Unix, LINEX

2. Language translator-Compiler, Assembler Interpreter.

24. Which of the following user interface you need to open to uninstall a program from your windows 8 system.

Correct Answer: (2) Control Panel
Solution:In window 8 system you need to open a control Panel user Interface to Uninstall a program.

25. An attribute or a combination of attributes in one table whose values must either match the primary key in an-other table or be null is called______

Correct Answer: (4) Foreign key
Solution:Foreign Key.

26. Identify the odd one

Correct Answer: (4) Keyboard
Solution:Monitor, Printer, Speaker, are output device and keyуboard is input device.

27. A USB protocol is a______ channel

Correct Answer: (3) Full duplex
Solution:A USB protocol is a full duplex channel (USA-universal serial bus)

28. The distance between the affects the size of the projected contents on an LCD proJector.

Correct Answer: (2) Projector & Screen
Solution:The distance between projector & screen affects the size of the protected content on a LCD projector.

29. The security provided by inter-net protocol security (IPsec) work at.

Correct Answer: (4) Session layer
Solution:Session layer is fifth layer of OSI model. This layer makes session establish between sender & receiver.

30. Wireless protected Access 2 (WPA2) security authentication

Correct Answer: (3) Wifi
Solution:Wireless protected Access (WPAZ) security authentication is used in wifi.