1.Which of the following is used for 3D positioning and modeling, animation and other application?
[A] Space ball
[B] Trackball
[C] Spac ball
[D] All of the mentioned
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Explanation: Space ball is a 3D positioning device. Space ball is used as a graphical input device to enter any graphical data or information. Spaceball is based on fixed spherical ball. ©navclasses
2.There is an incidence when computer’s speed begins to drop. In this situation which element of memory is likely to be overloaded ?
[A] RAM
[B] ROM
[C] Flash Memory
[D] Cache Memory
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Explanation: Computer programs and operating systems load into RAM. If it has a lot of processes running at one time, RAM may become overworked and performance can suffer. ©navclasses
3.Which of the following is the memory in CPU that holds program instructions, input data and the output information produced?
[A] System
[B] Primary Memory
[C] Secondary Memory
[D] None of the above
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Explanation: Primary memory is computer memory that is accessed directly by the CPU. Primary memory is the main memory of the computer which can be directly accessed by the central processing unit. ©navclasses
4.What is the storage element for a static RAM ?
[A] Diode
[B] Resistor
[C] Capacitor
[D] Flip-flop
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Explanation: The flip flop is an electronic circuit with two stable states that can be used to store binary data. Flip-flops and latches are fundamental building blocks of digital electronics systems used in computers and communications. ©navclasses
5.What is the full form of HVD?
[A] Hydraulic Video Disk
[B] Halogenated Versatile Disk
[C] Holographic Versatile Disc
[D] Hyper Video Disk
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Explanation: HVD stands for Holographic Versatile Disc. It has been development by The Holography System Development (HSD) Forum using a green writing/reading laser and a red positioning/addressing laser. ©navclasses
6.Which of the following are the another names for a PEN Drive?
[A] USB Flash Drive
[B] Gig Stick
[C] Thumb Drive
[D] All of the Above
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Explanation: Pen Drive is also known as a USB flash drive, thumb drive, pen drive, gig stick, flash stick, jump drive, disk key. It is a data storage device that includes flash memory with an integrated USB interface. It is typically removable, rewritable and much smaller than an optical disc. ©navclasses
7.Which of the following Limit Range of Data Rates a EIDE Cable supports?
[A] From 4 MBps to 16.6 MBps
[B] From 2 MBps to 12 MBps
[C] From 2 MBps to 11 MBps
[D] From 5 MBps to 14 Mbps
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Explanation: EIDE was developed by Western Digital and an interface used on IBM compatible computers. EIDE supports data rates from 4 and 16.6 MBps. ©navclasses
8.Which of the following is the first layer of software loaded into computer memory when it starts up?
[A] Device Driver
[B] Operating System
[C] Language Translator
[D] System Utilities
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Explanation: An operating system is a system software that manages computer hardware and software resources and provides common services for computer programs. ©navclasses
9.Which of the following are the features of a Spreadsheet?
[A] Layers and Lines
[B] Rows and Columns
[C] Layers and Planes
[D] Height and Width
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Explanation: A spreadsheet is an interactive computer application for organization, analysis and storage of data in tabular form. The program operates on data entered in cells of a table. ©navclasses
10.What is the term used for computer software that is undergoing testing and has not yet been officially released?
[A] Alpha Software
[B] Beta Software
[C] Gamma Software
[D] Ready-to-use Software
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Explanation: Beta software refers to computer software that is undergoing testing and has not yet been officially released. The beta phase follows the alpha phase. ©navclasses