CBSE Class 11 Computer Science Computer Organisation MCQs

Question. Which device is used to input the text and numerical data?
(a) Keyboard
(b) Scanner
(c) Printer
(d) Platter

Answer : A

Question. Data in computer terminology mean?
(a) Figure
(b) Raw facts
(c) Both a & b
(d) None of these

Answer : C

Question. Full form of IPO
(a) Input Process Output
(b) Input Print Output
(c) Internet Print Output
(d) Internet process Output

Answer : A

Question. Which units in computer are capable of performing arithmetic & Logical operations?
(a) Memory
(b) ALU
(c) Control Unit
(d) None of these

Answer : B

Question. Which of the following is not an example of output device?
(a) Keyboard
(b) Printer
(c) Monitor
(d) Speaker

Answer : A

Question. Which type of device is a computer printer?
(a) Input
(b) Output
(c) Storage
(d) Software

Answer : B

Question. When we work on any document on PC, it is stored temporarily in______ memory
(a) RAM
(b) ROM
(c) CPU
(d) CD-ROM

Answer : A

Question. How many bytes are in 1 Kilobyte?
(a) 8 Bytes
(b) 128 Bytes
(c) 1024 Bytes
(d) 256 Bytes

Answer : A

Question. Full form of RAM
(a) Read Access Memory
(b) Read Only Memory
(c) Raw Access Memory
(d) Random Access Memory

Answer : D

Question. Which of the following is an example of Volatile memory?
(a) Floppy Disk
(b) ROM
(c) RAM
(d) Hard disk

Answer : C

Question. What is information?
(a) Processed Data
(b) Collection of a Program
(c) Raw Data
(d) Collection of Instructions

Answer : A

Question. MICR stands for?
(a) Maganetic Ink Character Reader
(b) Maganetic Ink Code Reader
(c) Maganetic Ink Caser Reader
(d) Maganetic Ink Computer Reader

Answer : A

Question. Which of the following is the part of CPU?
(a) Printer
(b) Keyboard
(c) Mouse
(d) Arithmetic Logic unit

Answer : D

Question. Which of the following is input pointing device?
(a) Keyboard
(b) Printer
(c) Mouse
(d) Scanner

Answer : C

Question. An optical mouse used
(a) Infrared light
(b) Light emitting diode (LED)
(c) Sensor
(d) Microwave

Answer : B

Question. Smallest measurement unit of computer memory is?
(a) Megabyte
(b) Bit
(c) Byte
(d) Killo Byte

Answer : B

Question. Which of the following device can store more than 100 GB data?
(a) Floppy Disk
(b) Compact Disk
(c) DVD
(d) Hard disk

Answer : D

Question. Read Only Memory (ROM) is a_______ memory.
(a) Non Volatile Memory
(b) Volatile Memory
(c) Both (a & b)
(d) None of these

Answer : A

Question. Full form of ALU
(a) Application Logic Unit
(b) Array Logic Unit
(c) Arithmetic Logic unit
(d) Auxilary Logic Unit

Answer : C

Question. The Arithmetic Logic Unit performs which arithmetical operation?
(a) (+ , – , * , / )
(b) ( True. False )
(c) ( <, >, =,> =,< >)
(d) All of these

Answer : D

Question. What is the responsibility of the logical unit in the CPU of a computer?
(a) To produce result
(b) To compare numbers
(c) To store data
(d) All of these

Answer : B

Question. Which technology used in laser printer?
(a) Electrostatically charge
(b) Spraying fine drops
(c) Heat sensitive
(d) Ball Head

Answer : A

Question. Collection of 4 bits is known as
(a) Byte
(b) Nibble
(c) Killobyte
(d) Megabytes

Answer : B

Question. Full form of ROM
(a) Read Only Memory
(b) Random Only Memory
(c) Raw Only Memory
(d) None of these

Answer : A

Question. Arrange the following measurement units of memory in ascending order as per their storage capacity?
BYTE, MB, GB, KB
(a) 1,2,3,4
(b) 4,3,2,1
(c) 1,4,2,3
(d) 1,4,3,2

Answer : C

Question. Full form of CPU
(a) Central Processing Unit
(b) Central Program Unit
(c) Common Processing Unit
(d) Central Personal Unit

Answer : A

Question. Which of the following are the sub units that make the CPU?
(a) ALU
(b) Control Unit
(c) Both a & b
(d) None of these

Answer : C

Question. Which printer is known as impact printer?
(a) Laser printer
(b) Dot Matrix printer
(c) Ink jet printer
(d) All of these

Answer : B

Question. Select the correct statement about Dot matrix printer:
(i) prints an entire line at time
(ii) is a impact printer
(iii) is a non impact printer
(iv) prints one character at a time
(a) i and ii
(b) i and iii
(c) ii and iv
(d) ii and iii

Answer : C

Question. Storage of 1 Megabyte is equivalent of _____ Killobyte:
(a) 1024 KB
(b) 1064 KB
(c) 1000 KB
(d) 1028 KB

Answer : A

Question. Full form of SRAM
(a) Special Random-Access Memory
(b) Supreme Random-Access
(c) Static Random-Access Memory
(d) Stable Random-Access Memory

Answer : C

Question. Which of the following memories must be refreshed many times per second?
(a) EPROM
(b) ROM
(c) Static RAM
(d) Dynamic RAM

Answer : B

Question. 1 TB is equivalent to –
(a) 210 byte
(b) 210 MB
(c) 210 KB
(d) 210 GB

Answer : D

Question. Personal computers use no. of chips mounted on a main circuit board. The main board is known as-
(a) Chip
(b) Motherboard
(c) Masterboard
(d) Fastboard

Answer : B

Question. Which of the following is not an example of Input device?
(a) Keyboard
(b) Mouse
(c) OMR
(d) Speaker

Answer : D

Question. How many bits form a Byte?
(a) 4 Bit
(b) 32 Bits
(c) 8 Bits
(d) 1024 Bits

Answer : C

Question. Full form of USB
(a) Uniform Service Bus
(b) Universal Serial Bus
(c) Universal Sector Buffer
(d) Universe Service Bus

Answer : B

Question. Which of the following is also known as brain of the computer?
(a) Input Unit
(b) Central Processing Unit
(c) Output Unit
(d) All of these

Answer : B

Question. What type of toner used in inkjet printer?
(a) Ribbon cartridge
(b) Powder cartridge
(c) Liquid Ink cartridge
(d) Drum cartridge

Answer : C

Question. Which of the following memory is the fastest memory to access data?
(a) RAM
(b) ROM
(c) Register
(d) Hard disk

Answer : C