Practice Important Computer Questions Questions and Answers

• Which of the following is not a stream cipher?
• The cardinality property of a relation, refers to the
• Three bits used To control access the in UNIX are represented by :
• RTOS stands for
• Internet works on _______
• Which of the following is not an application layer service?
• MICR stands for
• Which of these output devices are used for the translation of information from any computer into a pictorial form on the papers?
• Which of the following is used in main memory?
• Wall maps are actually
• The process of capturing satellite image is called
• What is the function of the puck?
• The mechanism that brings a page into memory when it is needed is called
• Data integrity constraints are used to:
• The program used in the digitization technique is
• Which of the following map is also known as chorographical map?
• ............. is the functional key to display save-as box.
• An HTTP request contains ......... parts
• Hackers often gain entry to a network be pretending to be at a legitimate computer
• It is a prepared application that takes advantage of a known weakness.
• Which among the following can be called an electronic check ? 
• What do we call a malicious computer program which pretends to be a useful application?
• Microprocessors as switching devices are for which generation computers
• Which of the following can create the largest printouts:
• The first IBM PC did not have any:
• A universal product code is read by what type of scanner:
• ______devices convert a sketch or a figure into a form that the computer can understand:
• The individual dots that form the image on a monitor are called:
• You can protect sensitive data from prying eyes using ______
• VIRUS stands for
• If you want to connect to your own computer through the Internet from another location, you can use
• Offline device is:
• Which of the following is used for manufacturing chips?
• Which unit holds data permanently?
• Who is known as the first programmer in the world?
• Who invented the punch card? 
• The first programmable computer was_______. 
• Which of the following is NOT a basic function of the operating system?
• Which of the following scrambles a message by applying a secret code?
• Website is a collection of _______ ?