Class : XI
Informatics Practices (065)
Computer System & Organization – MCQ Set 1
By : JD Sir (PGT Computer)
Q1. Arrange memory units in ascending order as per their capacity.
a. TB<GB<MB<KB
b. GB<TB<KB<MB
c. MB<KB<GB<TB
d. KB<MB<GB<TB
Show Answer
d. KB<MB<GB<TBQ2.ASCII stands for:
a. American Standard Code for International Information
b. American Standard Code for Information Interchange
c. American Standard Code for International Interchange
d. American Standard Code for Internet Information
Show Answer
b. American Standard Code for Information InterchangeQ3._________ is a component of the processor that performs arithmetic, comparision and logical operations
a. ALU
b. MU
c. CPU
d. CU
Show Answer
a. ALUQ4. Hari bought a new laptop, he noticed that there was a flat surface to control the pointer instead of a mouse. What is the flat surface called?
a. Mousepad
b. Touchpad
c. Keypad
d. Touch Screen
Show Answer
b. TouchpadQ5.________ is usually used with handheld devices, such as digital cameras, camcorders and other equipments used for photography.
a. Flash Drive
b. USB Drive
c. Memory card
d. Floppy Drive
Show Answer
c. Memory cardQ6.Pen drive is known as:
a. Flash Drive
b. PD
c. Scan Drive
d. Short Drive
Show Answer
a. Flash DriveQ7.Device driver handles all the operation except :
a. System booting
b. System call from user process
c. User level request
d. Memory management
Show Answer
a. System bootingQ8.In Information Technology, Information means :
a. Output returned by computer after processing data
b. Any report generated by computer
c. Plural of data
d. Collection of raw facts and figures
Show Answer
a. Output returned by computer after processing dataQ9.The central processing unit
a. Is operated from control panel
b. Is managed by input device
c. Controls all input, output and processing
d. Controls memory and data transfer.
Show Answer
c. Controls all input, output and processingQ10._________ = 1024x1024x1024Bytes
a. 1KB
b. 1MB
c. 1GB
d. 1TB
Show Answer
c. 1GBQ11.A computer is an ______________ device.
a. Electronic
b. Electrical
c. Mechanical
d. None of the above
Show Answer
a. ElectronicQ12.A computer takes ________________ , ________________ it and gives __________________.
a. process, input, output
b. input, output, process
c. input, process, output
d. None of the above
Show Answer
c. input, process, outputQ13.CPU stands for ___________________ .
a. Central Processor Unit
b. Central Processing Unit
c. Control Processing Unit
d. None of the above
Show Answer
b. Central Processing UnitQ14.CPU is called _____________ of computer.
a. Heart
b. Brain
c. Eyes
d. None of the above
Show Answer
b. BrainQ15.CPU can be placed on one or more microchips called IC. Here IC stands for ___________ .
a. Integrated Circuit
b. Internal Circuit
c. Interesting Circuit
d. None of the above
Show Answer
a. Integrated CircuitQ16.The ICs are made up of _______________ materials.
a. Conductor
b. Insulator
c. Resistor
d. Semiconductor
Show Answer
d. SemiconductorQ17.ALU stands for __________ .
a. Arithmetic Logic Unit
b. Arithmetic Logic Universe
c. Arithmetic Logic gates Unit
d. None of the above
Show Answer
a. Arithmetic Logic UnitQ18.CPU has two main components _________ and _________ .
a. ALU and Memory Unit
b. CU and ALU
c. Input and Output Unit
d. None of the above
Show Answer
b. CU and ALUQ19. Data entered through input device is temporarily stored in _________ .
a. RAM
b. ROM
c. Hard disk
d. All of the above
Show Answer
a. RAMQ20. Which of the following is a type of printer?
a. ink jet
b. laser jet
c. Dot Matrix
d. All of the above