cpct paper 13 August 2017

1) The programs that instructs computer hardware to process data and generate required information are called:
A)    Hardware
B)    Control Unit
C)    ALU
D)    Software
Ans: D) Software

2) Which of the following controls the fetching of instructions and data from the memory, decoding them, and sending them to the ALU?
A)    Control Unit
B)    ALU
C)    Input device
D)    Output Device
Ans: A) Control Unit

3) The frequency at which a microprocessor executes instructions is called its:
A)    Storage capacity
B)    Size
C)    Velocity
D)    Clock speed
Ans: D) Clock speed

4) With respect to printer, DPI stands for:
Ans: Dots per inch

5) The clock rate of a CPU that can perform 2750000000 clock cycles per second is:
A)    2.75 Hz
B)    2.75 KHz
C)    2.75 MHz
D)    2.75 GHz
Ans: D) 2.75 GHz

6) Match the following:
Set-1                Set-2
I)    Cache memory        A) Locality of reference
II)    Magnetic tape        B) Digital video disk
III)    Blu-ray            C) Sequential access memory
Ans: I-A,II-C,III-B

7) The language which is converted into machine code by compiler is called:
A)    High level language
B)    Assembly language
C)    Machine language
D)    Low level language
Ans: A)  High level language

8) Which of the following is the most important system software, which governs all the activities of the computer?
A)    Antivirus
B)    Interpreter
C)    Operating system
D)    Word processor
Ans: C) Operating system

9) With respect to multimedia, DVI stands for:
Ans: Digital Video Interface
The abbreviated used by Assembly language to write programs are called:
A)    Stems
B)    Tokens
C)    Acronyms
D)    Mnemonics
Ans: D) Mnemonics

10) Which of the following is used for the development of multimedia applications such as games and video on Microsoft platform?
A)    Pascal
B)    Fortran
C)    DirectX
D)    Visual Basic
Ans: C) DirectX

11) The sum of 256 Megabytes and 2.25 Gigabytes is:
A)    2.5 Gigabytes
B)    2.75 Gigabytes
C)    20.5 Megabytes
D)    20.75 Megabytes
Ans: A) 2.5 Gigabytes

12) Which of the following is initially required to boot a computer system?
A)    BIOS
B)    Floppy
C)    Disk Cleaner
D)    Antivirus
Ans: A)  BIOS

13) The First octet higher order bit for Class-C IP address is:
A)    0
B)    101
C)    10
D)    110
Ans: D) 110

14) Which of the following closes all open programs, shut down windows, and then starts windows again?
A)    Lock
B)    Hibernate
C)    Restart
D)    Switch user
Ans: C) Restart

15) Match the following:
    Set-1            set-2
I)    Soft boot        A) Minimizes power but keeps computer running
II)    Hard boot         B) Restart computer without removing the power
III)    Sleep        C) Power is Physically turned off and back on again
Ans:  I-B, II-C, III-A

16) OLE is a proprietary technology developed by:
A)    Microsoft
B)    Google
C)    IBM
D)    Apple
Ans: A) Microsoft

17) The key size in DES including parity bits is:
A)    56 bits
B)    64 bits
C)    128 bits
D)    256 bits
Ans: B) 64 bits

18) Windows7 is the successor of …………………. And predecessor of ……………..
A)    Windows vista, Windows 8
B)    Windows Xp, Windows 8
C)    Windows 8, Windows Vista
D)    Windows 8, Windows Xp
Ans: A)  Windows vista, Windows 8

19) With respect to security, DES stands for:
Ans:- Data Encryption Standard

20) Which of the following is the action of recording the keys struck on a keyboard?
A)    Keylogging
B)    Keying
C)    Surfing
D)    Browsing
Ans: A) Key logging

21) Which of the following is a case-sensitive operating system?
A)    Dos
B)    Windows
C)    Both DOS and Windows
D)    Unix
Ans: D) Unix

22) Which of the following DOS command graphically displays the directory structure of a drive or path?
A)    DIR
B)    DISPLAY
C)    TREE
D)    DIRTREE
Ans: C) TREE