cpct paper 2nd April 2017 Shift 2

cpct paper 2nd April 2017 Shift 2

1) Which of the following executes the instructions of a computer program by performing the basic operations, control and input/ output tasks?
A)    Motherboard
B)    CPU
C)    Cache memory
D)    Main memory
Ans:- B) CPU

2) A Computer receives data and instructions through ………… for processing.
A)    VDU
B)    Input Devices
C)    Plotter
D)    Output devices
Ans: B) Input Devices

3) Which of the following uses flip-flops and does not require periodic refreshing?
A)    DVD
B)    SRAM
C)    DRAM
D)    ROM
Ans: B) SRAM

4) A Computer of medium power, more than a microcomputer but less than a mainframe is called:
A)    Supercomputer
B)    Minicomputer
C)    Hybrid Computer
D)    Microcomputer
Ans: B) Minicomputer

5) With respect to computer performance measurement, FLOPS stands for:
Ans: Floating-point Operations Per Second
Which of the following is NOT a property of non-impact printers?
A)    Fast printing
B)    High-quality prints
C)    Noisy
D)    Color prints
Ans: C) Noisy

6) The assembly languages are ……………… programming language
A)    First-generation
B)    Second generation
C)    Third generation
D)    Fourth generation
Ans: B) Second generation

7) Media players and real players are the example of:
A)    Operating system
B)    Utility software
C)    Application Software
D)    System Software
Ans:- C) Application Software

8) Which of the following is NOT a valid category of operating system?
A)    Multi-casting operating system
B)    Multi-user operating system
C)    Real-time operating system
D)    Multitasking operating system
Ans:- A) Multi-casting operating system

9) The best known example of open-source software is:
A)    Linux
B)    Windows XP
C)    Adobe’s Acrobat Reader
D)    MS-Office
Ans:- A) Linux

10) Which of the following is equivalent to 8 Gigabyte?
A)    236 Bits
B)    233 Bits
C)    230 Bits
D)    227 Bits
Ans: A) 236 Bits

11) A minimized window appears as a button on:
A)    Taskbar
B)    Title bar
C)    Desktop
D)    Recycle bin
Ans: A) Taskbar

12) Copying data from computer to CD is called:
A)    Downloading
B)    Burning
C)    Ripping
D)    Uploading
Ans: B) Burning

13) Which of the following options is often required as part of installing new software?
A)    Sleep
B)    Hibernate
C)    Restart
D)    Log off
Ans:- C) Restart

14) The number of pixels on a display device with display resolution 512 X 256 is:
A)    131072
B)    512
C)    768
D)    256
Ans: A) 131072

15) Keyboard shortcut to bring the Desktop in front is:
A)    Windows Key +D
B)    Ctrl+D
C)    Alt+D
D)    Ctrl+Alt+D
Ans:- Windows Key+ D

16) Which of the following copies itself and infects other files stored on the computer?
A)    Virus
B)    System files
C)    Data compression software
D)    Antivirus software
Ans: A) Virus

17) Turning Cipher text to Plaintext is called:
A)    Decryption
B)    Encryption
C)    Compression
D)    Filtering
Ans: A) Decryption

18) A(n) ………… is used to identify, prevent and remove viruses from a computer.
A)    Compression software
B)    Antivirus
C)    Encryption algorithm
D)    Decryption algorithm
Ans: C) Antivirus

19) Which of the following are designed to allow a hacker to target a remote computer system?
A)    Antivirus
B)    Worms
C)    Viruses
D)    Trojan horses
Ans: D) Trojan horses

20) The FAT file system uses ………. Character to separate file name from the extension.
A)    Period(.)
B)    Comma(,)
C)    Dollar($)
D)    Hash(#)
Ans: A) Period(.)