(A) Optical mouse
(B) Mechanical
(C) Op-to mechanical
(D) None of these
PPSC Past Papers
Shortcut key for page break in MS Word is:
(A) Ctrl+Enter
(B) Tab+Enter
(C) Alt+Tab
(D) None of these
What is Internet?
(A) A collection of unrelated computers
(B) A single network
(C) Interconnection of local area networks
(D) Interconnection of wide area networks
Which shortcut key is used to delete a character to the left side of the cursor?
(A) Backspace
(B) Escape
(C) Delete
(D) None of these
AND, OR, XOR, NOT, NAND, NOR are which type of gate:
(A) Logic gate
(B) Automatic gate
(C) Program gate
(D) None of these
Which shortcut key is used to open an existing file in MS Word?
(A) Ctrl+A
(B) Ctrl+O
(C) Ctrl+B
(D) Ctrl+W
What does DMA stand for?
(A) Distinct Memory Access
(B) Direct Memory Access
(C) Distinct Module Access
(D) None of these
The device which converts drawing or printed text into digital form is:
(A) Keyboard
(B) Plotter
(C) Scanner
(D) None of these
RAM stands for:
(A) Read Access Memory
(B) Random Access Memory
(C) Random Admission Memory
(D) None of these
What is meant by a dedicated computer?
(A) Which uses one kind of software
(B) Which is assigned one and only one task
(C) Which is used by one person only
(D) None of these
