Identify the oldest phone hacking technique used by hackers to make free calls.
ক) Cracking
খ) Phishing
গ) Phreaking
ঘ) Spamming
Related Questions
ক) Programmable Read Only Memory
খ) Primary Read Only Memory
গ) Programmable Only Memory
ঘ) None of these
ক) Presentations
খ) Letters
গ) Templates
ঘ) None of these
ক) magnetic technology
খ) optical technology
গ) laser technology
ঘ) radio technology
ক) Ctrl + Alt +Tab
খ) Ctrl + Shift + Del
গ) Ctrl + Alt + Del
ঘ) Ctrl+Alt+Shift
ক) Mainframe Computer
খ) Mini Computer
গ) Both 'a' and 'b'
ঘ) None of these
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