Computer gk

Q.1 Each computer has a numeric IP address that corresponds to a text address called a _____.? 

(1) familiar address 

(2) domain name 

(3) registry 

(4) system domain name 

(5) Physical address 

Q.2 Which of the following is not Unary operation? 

(1) Select 

(2) Project 

(3) Rename 

(4) BOOLEAN 

(5) None of these 

Q.3 Which of the following operation is used if we are interested in only certain columns of a table? 

(1) PROJECTION 

(2) SELECTION 

(3) UNION 

(4) JOIN 

(5) INTERSECT 

Q.4 Which of the following devices takes data sent from one network device and forwards it to all devices on the network regardless of the intended recipient? 

(1) Gateway 

(2) Switch 

(3) Hub 

(4) DNS Server 

(5) All of these 

Q.5 Which of the following devices direct network traffic based not by MAC addresses but by software-configured network addresses? 

(1) Router 

(2) Hub 

(3) Bridge 

(4) NIC 

(5) None of these 

Q.6 ________is most common pointing and GUI input device. 

(1) Mouse 

(2) JoyStick 

(3) Scanner 

(4) Printer 

(5) MICR 

Q.7 __________is used to enter text information into the computer. 

(1) Keyboard 

(2) Printer 

(3) Mouse 

(4) Joystick 

(5) Touchpad 

Q.8 _____________to move cursor position on a monitor screen for playing game. 

(1) Keyboard 

(2) Mouse 

(3) JoyStick 

(4) All of these 

(5) None of these 

Q.9 Which of the following works on new Multi-Laser Scanning Technology? 

(1) Laser Printer 

(2) 2-D Scanner 

(3) 3-D Scanner 

(4) All of these 

(5) None of these 

Q.10 The Handheld Pen-like photosensitive device is a _________. 

(1) MICR 

(2) Bar Code Reader 

(3) Light Pen 

(4) Joy Stick 

(5) None of these 

Answers- 

Q-1 (2) 

Q-2 (5) 

Q-3 (1) 

Q-4 (3) 

Q-5 (1) 

Q-6 (1) 

Q-7 (1) 

Q-8 (3) 

Q-9 (3) 

Q-10 (3)